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Issue No. 121<br />
December 2012 / January 2013<br />
www.pnronline.<strong>com</strong>.<strong>au</strong><br />
unconventionals:<br />
Black Swans Spread<br />
Their Wings At AAPG<br />
industry news:<br />
NOPSEMA ‘Offside’ As Companies Cry<br />
Foul Over ‘Heavy-Handed’ Regulations<br />
seismic technology:<br />
The Value Of PRM In<br />
Enabling High Payback IOR<br />
Published for PESA by RESolutions Resource & Energy Services Pty Ltd • www.resolutions-group.<strong>com</strong>.<strong>au</strong>
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BroadSeis acquisition records noise-free signal at frequencies<br />
from 2.5Hz which is preserved through processing.<br />
Processing alone can’t provide a result like this. Fill in the ghost notches with real recorded signal,<br />
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Conventional acquisition records more noise than signal at low<br />
frequencies. Processing solutions boost this low-frequency noise.<br />
BroadSeis Data Filtered 0-4 Hz<br />
BroadSeis acquisition records noise-free signal at frequencies<br />
from 2.5Hz which is preserved through processing.<br />
Processing alone can’t provide a result like this. Fill in the ghost notches with real recorded signal,<br />
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#121<br />
In this issue...<br />
editor’s <strong>com</strong>ment........................................................................................................................................ 6<br />
The Answer is 42<br />
president’s report ...................................................................................................................................... 8<br />
Year End Report<br />
diary of events ............................................................................................................................................. 10<br />
uncle duster’s opinion repository ............................................................................................... 12<br />
Uncle Duster’s Year In Review<br />
On the cover:<br />
A ‘Black Swan Event’ is a term used<br />
to describe an unlikely event – quite<br />
understandable unless you happen<br />
to live in Western Australia.<br />
See story on page 14.<br />
© iStockphoto.<strong>com</strong>/Craig Dingle<br />
unconventionals ......................................................................................................................................... 14<br />
Black Swans Spread Their Wings At AAPG<br />
Moving Australian Coalbed Methane Reserves Into Production Through Reservoir<br />
Simulation<br />
SA Unconventional Gas Update<br />
branch activities .........................................................................................................................................22<br />
Students’ Thesis Abstracts<br />
Curtin Geology Student Society (GEOS) Quiz Night<br />
industry news ...............................................................................................................................................24<br />
NOPSEMA ‘Offside’ As Companies Cry Foul Over ‘Heavy-Handed’ Regulations<br />
Beach Energy’s Cooper Basin Resurgence Continues<br />
B<strong>au</strong>er Field May Hold More Oil<br />
Central Petroleum And Total Announce Strategic Alliance For Exploration In Southern<br />
Georgina Basin<br />
Energy White Paper Wel<strong>com</strong>ed By Santos But Mixed Feelings From APIA And DomGas<br />
Hackers Posing A Threat To Industry<br />
DownUnder GeoSolutions Appoints New COO<br />
Buru Pens State Agreement For WA Domgas<br />
Australian LNG Producer Santos Sees LNG-Price Remaining Linked To Oil<br />
Gas Discovery At Crown In The Browse Basin<br />
Poland Woos Shale Gas Investment
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• Petroleum systems and charge models<br />
Release Areas Prospect and Lead Inventories<br />
• SMT Kingdom seismic and well databases<br />
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pesa resources<br />
news<br />
Published for:<br />
Petroleum Exploration Society of Australia Ltd<br />
(A.B.N. 12 009 061 278: Inc. in WA)<br />
Publisher:<br />
Brian Wickins<br />
RESolutions Resource & Energy Services Pty Ltd<br />
PO Box 24 Innaloo City WA 6918<br />
Ph: +61 8 9347 9400 Fax: +61 8 9244 3714<br />
Email: brian@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Web: www.resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Editor:<br />
Adrian Williams<br />
Ph/Fax: +61 8 9474 6640<br />
Email: carm@iinet.net.<strong>au</strong><br />
Advertising:<br />
Louise Street (Sales & Marketing Manager)<br />
Email: louise@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Darren Hagen (Marketing & Development Manager)<br />
Email: darren@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Alison McLeod (Sales & Marketing)<br />
Email: alison@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Editorial:<br />
Dale Granger (Senior Journalist)<br />
Email: dale@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Troy Douglas (Journalist)<br />
Email: troy@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
Graphic Design:<br />
Katharina Ott<br />
Email: katharina@resolutions-group.<strong>com</strong>.<strong>au</strong><br />
PESA News Resources (Issue No. 121) is published under the<br />
<strong>au</strong>thority of the Federal Executive of the Petroleum Exploration<br />
Society of Australia Ltd (PESA). Reproduction of material in<br />
whole or part requires the customary acknowledgements.<br />
All expressions of opinion in PESA News Resources are<br />
published on the basis that they are not to be regarded as<br />
expressing the official views of the Petroleum Exploration<br />
Society of Australia Ltd unless expressly stated. The Society<br />
accepts no responsibility for the accuracy of any of the<br />
opinions or information contained in this newsletter and<br />
readers should rely upon their own enquiries in making any<br />
decisions touching upon their own interests.<br />
Deadlines<br />
PESA News Resources is published bi-monthly. The deadline<br />
for submission of all material to the National Editor is the<br />
first week of the month preceding issue. The deadline for<br />
submissions to Branch Editors is one week prior to that.<br />
Editorial copy deadline for the next issue,<br />
February / March 2013<br />
is Friday, 11 January 2012.<br />
<strong>au</strong>ssies overseas .........................................................................................................................................40<br />
Feisty Perth Junior Flexes Muscles In Texas<br />
MEO Expands Thai Exploration Portfolio<br />
Woodside Enters Major Gas Discovery Offshore Israel<br />
seismic technology ..................................................................................................................................44<br />
The Value Of PRM In Enabling High Payback IOR<br />
onlaps ..................................................................................................................................................................46<br />
In Praise Of Older Cycles – Part 3 of 3<br />
view from the top .....................................................................................................................................50<br />
Blind Date Provides Long And Satisfying Relationship<br />
geothermal .....................................................................................................................................................54<br />
AGEC 2012: The Heat Is On For Australian Geothermal<br />
words ...................................................................................................................................................................56<br />
Duh Vinci<br />
Advertisers<br />
Archimedes Financial Planning 38<br />
Ikon Science 17<br />
RPS Energy 39<br />
CGG Veritas Services<br />
IFC<br />
Ion Geophysical Corporation 53<br />
Scope Resources 31<br />
Chemostrat 10<br />
DMITRE 7, 39<br />
Melbourne Business School 21<br />
Petrosys 33<br />
Searcher Seismic 11, 35<br />
Spectrum Australian Seismic Brokers 3, 27<br />
DownUnder GeoSolutions 1<br />
PGS Australia 42<br />
Task Geoscience<br />
6, OBC<br />
Fugro-Jason 37<br />
Polarcus 5<br />
TGS-Nopec 13, 39<br />
Fugro Multi Client Services<br />
IBC<br />
Rob Kirk Consultants 38<br />
Velseis Processing 39<br />
Geospace 49<br />
Roxar Software Solutions 29<br />
WABS 2013 9
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editor’s <strong>com</strong>ment<br />
The Answer is 42<br />
Well, as anticipated, I have been<br />
totally unindated by applications<br />
for my job, so it looks like you will<br />
be subjected to my sharp wit and intense<br />
sense of humour for another 21 years! But<br />
don’t worry, I’ve solved the problem of what<br />
to write about in my columns: I will just go<br />
back to issue No.1 and start recycling the<br />
original columns from there on.<br />
Those of you that were around then will be<br />
too old and doddery to remember back that<br />
far anyway, and the rest of you probably hadn’t<br />
even learnt to read by then, so we are in good<br />
shape. So, what was the first column about? To<br />
be honest, I can’t actually remember!<br />
What I do remember is that ‘cutting and pasting’<br />
those early issues actually did involve just that –<br />
with scissors and glue! And laying the magazine<br />
out required a qualification in origami to ensure that<br />
all the pages turned out the right way around after<br />
they were printed front and back, folded and then<br />
cut up and reassembled. The editorial content was<br />
supplied in ‘galleys’ – long scrolls of chemical<br />
induced, shiny, photographic-like paper, very hard to<br />
mark up any corrections on. Those were the days!<br />
Nowadays, with Adobe InDesign the text flows<br />
through the columns in the allotted space<br />
and you can <strong>au</strong>tomatically adjust the kerning<br />
and leading as you go – not that I’d actually<br />
know if my kern needed adjusting. Katharina,<br />
Resolutions’ very talented graphic designer<br />
sees to all that, and makes it look so simple.<br />
On to things that aren’t so simple: reading<br />
some of the articles in this edition you’ll quickly<br />
find that there are many influences<br />
on our industry – and not all of<br />
them are there to make our lives<br />
any easier.<br />
AAPG President, Ted Be<strong>au</strong>mont,<br />
who gave a keynote address at the<br />
AAPG ICE in Singapore recently (see<br />
page 14), on the success of unconventionals in<br />
the USA, described how they were instrumental<br />
in removing the country’s reliance on imported<br />
oil and gas, and aiding its manufacturing sector<br />
to return to a semblance of its former glory.<br />
Competitive energy being the key.<br />
Adrian Williams.<br />
The first of our two technology contributions<br />
in this edition (Page 18) looks at how reservoir<br />
simulation can help to bring Australia’s coal<br />
bed methane into production. Our thanks to<br />
Taha Taha from Roxar Software Solutions for<br />
providing this. Our other technology article on<br />
Page 44, provided by Martin Bett of TGS, looks<br />
at the value of permanent reservoir monitoring,<br />
using seabed seismic technology to help<br />
improve oil recovery.<br />
RPS Energy’s MD, John Stanton provides us his<br />
View From The Top – from his early days, when<br />
although he had a lot of fun, he wasn ’t sure of<br />
which direction to take, through to representing<br />
his <strong>com</strong>pany throughout Asia. He admits that,<br />
like many of us, our partners support and ‘guide’<br />
us through the stressful times – and allow us the<br />
occasional relaxing game of golf.<br />
One of our team attended the recent<br />
Geothermal Conference in Sydney and provides<br />
a frank report on an optimistic but<br />
realistic industry sector. See Page 54.<br />
The first report in our Industry News<br />
section covers industry concerns<br />
on what they describe as federal<br />
regulator, NOPSEMA’s heavy-handed<br />
regulations on <strong>com</strong>panies trying<br />
to full-fill their exploration licence work programs<br />
in the allotted times. See Page 24 for this report.<br />
The Federal Government’s much awaited Energy<br />
White Paper has been met with mixed emotions,<br />
depending on what side of the energy fence you<br />
sit on. The Feds talk up energy reform and energy<br />
security, but don’t side with the domestic gas<br />
users for a federal gas reservation policy. They also<br />
sound a c<strong>au</strong>tion on rising costs and its affect on<br />
households and businesses, but pull up short of<br />
providing their view of the way forward. Industry<br />
groups, APIA and WA Domgas are much more<br />
forward in offering their opinions on solutions.<br />
Turn to Page 30 to read the various opinions.<br />
Aussies are still active overseas, with reports on<br />
Antares in Texas, MEO in Thailand and Woodside<br />
spreading its wings to Israel.<br />
In the magazine’s 21 st year, stalwart Peter Purcell<br />
continues to provide us with entertainment while<br />
lightly rapping us over the knuckles for errors in<br />
grammar – or duhvincis as he calls them.<br />
We hope you enjoy reading the final edition for<br />
2012. The only thing left for us to do is to wish<br />
you all the <strong>com</strong>pliments of the S eason and<br />
have a safe a pleasant holiday. We’ll see you in<br />
the New Year. Rest in peace JR. <br />
Concerned about your image?<br />
You’ll love our<br />
Step away from the borehole<br />
For details please contact Lawrence Bourke<br />
or Jeremy Prosser at Task Geomodelling Limited<br />
Tel: +61 (0)8 9364 2051 Email: info@taskgeomodelling.<strong>com</strong><br />
www.taskgeomodelling.<strong>com</strong><br />
PERTH • ABERDEEN • HOUSTON<br />
6 | PESA News Resources | December 2012 / January 2013
")<br />
Marla<br />
CO2012-A<br />
Moomba ")<br />
")<br />
Marree<br />
") Ceduna<br />
Port Augusta<br />
")<br />
Whyalla ")<br />
")<br />
Port Pirie<br />
") Burra<br />
Port Lincoln<br />
")<br />
")<br />
Berri<br />
")<br />
ADELAIDE<br />
Petroleum exploration licence<br />
Current (offshore EPP; onshore PEL)<br />
Under application (PELA)<br />
Petroleum production licence<br />
Current (PPL) —<br />
individual licences not shown<br />
Under application (PPLA)<br />
Petroleum retention licence<br />
Current (PRL)<br />
Under application (PRLA)<br />
2012 onshore acreage release blocks<br />
Bids close 4 April 2013<br />
Offshore acreage release blocks<br />
Bids close 8 November 2012<br />
Bids close 9 May 2013<br />
0 100 200 km<br />
Lambert Conformal Conic<br />
Petroleum pipeline licence<br />
Gas<br />
Gas and liquids<br />
Liquids<br />
Mount Gambier ")<br />
Coongie Lakes control zone – no access<br />
OT2012-A<br />
DMITRE 204226-037<br />
Department for Manufacturing,<br />
Innovation, Trade, Resources and Energy
president’s report<br />
Year End Report<br />
Dear members,<br />
As you are filling out your 2013<br />
membership renewal it may interest<br />
you to know our final membership<br />
figure for the year (yes, it takes some<br />
people until October to renew, and we are<br />
probably still chasing some people) was<br />
1995 members. Our membership is growing<br />
slowly but steadily. It would be nice to top<br />
2000 members in 2013 so please mention<br />
to your colleagues the benefits of PESA<br />
membership and sign them up for the new<br />
year. The membership renewal forms will be<br />
out by the time you read this column.<br />
Keen-eyed members will not have missed the<br />
rise in membership fees for 2013. Such rises are<br />
never popular but it was necessar y to ensure<br />
that our capacity to carry out objectives of the<br />
society are not consumed by rising costs. The<br />
society has a substantial cash reserve however<br />
members whose memory matches their visual<br />
acuity may remember the rare occasion when a<br />
<strong>com</strong>mercial mishap with a symposium cost the<br />
society dearly. Our large flagship conference<br />
budgets are now close to one million dollars: a<br />
cash reserve is no luxury. That time was longer<br />
ago than the last membership rise, so we have<br />
done OK for a while. Student memberships<br />
have remained free and retirees have not<br />
copped the increase.<br />
Last issue I predicted a perverse out<strong>com</strong>e for<br />
Victoria’s fracc moratorium. It might be perverse<br />
but it was surely predictable. Victoria’s 2012<br />
onshore petroleum acreage release passed<br />
deadline without troubling the assessors with<br />
bids of any kind. Anything for the quiet life I<br />
guess. Never mind that the rest of the world<br />
is creating a revolution in unconventional<br />
production. Never mind we can see the<br />
US working towards energy self-sufficiency<br />
with the pure “black swan” opportunity this<br />
represents. Never mind that we don’t even have<br />
aquifers within the prospective sequences. We’ll<br />
just mothball the whole thing behind an openended<br />
review process that when I last checked<br />
had (read carefully now) no timeline, and no<br />
timeline for even announcing the timeline, let<br />
alone for the conclusion.<br />
I won’t bang on about lost investment – that’s<br />
obvious. I do feel acute disappointment for the<br />
fine professionals who, in the faint hope that<br />
someone gives a damn, work extremely hard<br />
keeping Victorian prospectivity fresh and in the<br />
eye of the industry. If anybody had put in an<br />
application it would have been based on the<br />
excellent pre<strong>com</strong>petitive work built up over many<br />
years by these folk. It must be hard to maintain<br />
the enthusiasm to <strong>com</strong>pete for investment dollars<br />
with legislative regimes that, y’know, accept<br />
petroleum as a legitimate endeavour.<br />
Victoria is the second largest producer of oil<br />
and gas in Australia, supplying largely into<br />
the domestic market. One would struggle to<br />
see this recognised in government talk and<br />
certainly not in the walk.<br />
Also, as flagged last issue, the ASX, in its review<br />
of reporting rules has determined that reserve<br />
and resource reports to the public must be<br />
prepared by a qualified petroleum reserves and<br />
resources estimator being:<br />
A member in good standing of a pr ofessional<br />
organisation of engineers geologists or other<br />
geoscientists whose professional practice<br />
includes petroleum reserves, contingent resources<br />
and prospective resources evaluations and/<br />
or <strong>au</strong>dits. The professional organisation must<br />
have disciplinary powers, including the power to<br />
suspend or expel a member.<br />
I have been in touch with the review group<br />
in the ASX and the upshot is that PESA has<br />
most of the requirements. Our Articles are<br />
under review anyway, and a tweak to the<br />
existing disciplinary process will allow PESA<br />
membership to be accepted for this purpose: a<br />
step forward.<br />
I was pleased to receive a note from the<br />
organisers of the Central Australian Basins<br />
Symposium (CABS), that they would like PESA<br />
to adopt the organisation and management<br />
of future CABS symposia. CABS has provided<br />
a specific forum for the sharing of information<br />
on the older basins of central Australia like<br />
the Amadeus, McArthur Georgina and Officer<br />
basins, among others. With the focus on<br />
unconventional resources, and the aptly named<br />
Surprise-1 oil discovery in the Amadeus Basin,<br />
these basins, are undergoing one of their semiregular<br />
resurgences of interest and activity.<br />
PESA has been happy to help in a small way<br />
with previous CABS and is very proud to be<br />
asked carry on the tradition. The scheduling of<br />
CABS within the existing framework of EABS<br />
and WABS is yet to be worked out but the<br />
existing periodicity of 7–8 years can be more<br />
than honoured I feel.<br />
Gordon Wakelin-King.<br />
By the time you are reading this a new crop of<br />
graduates will be banging on doors, or if they<br />
are lucky, swimming luxuriously in the warm<br />
all-enclosing Turkish bath of your <strong>com</strong>pany’s<br />
generous graduate development programme.<br />
Hopefully you hired some good ones.<br />
Our chance of getting good graduates depends<br />
on good students choosing Earth Science in the<br />
first place. Through our sponsorship of the teacher<br />
earth science education programme TESEP we<br />
have introduced nearly half a million high school<br />
students to earth science via teacher workshops<br />
throughout the country. Many general science<br />
teachers have no background and no confidence<br />
in earth science curriculum material. Our<br />
industry will inevitably fall to the bottom of the<br />
pile in bright students’ career selection unless<br />
they are exposed to it at school via teachers<br />
with some knowledge and a positive view.<br />
Through TESEP workshops teachers see earth<br />
science in action and gain some familiarity<br />
in practice. The workshops are tailor-made to<br />
teachers’ requirements and are in the right<br />
place and the right time as the new National<br />
Curriculum with earth science is rolled out.<br />
Feedback to TESEP organisers from teachers is<br />
overwhelmingly positive. The second phase of<br />
TESEP will extend the workshops and develop<br />
case studies and field guides and a lot of online<br />
material. TESEP has been an excellent way to<br />
get teachers thinking about earth science and I<br />
urge <strong>com</strong>panies to get on board as Phase two<br />
sponsoring partners. More information is to be<br />
found at www.tesep.org.<strong>au</strong>.<br />
Just enough time to say thanks and good luck<br />
to those writing their paper for WABS or the<br />
PESA ASEG symposium.<br />
PS Andy Whittle won the footy tipping … with<br />
luck and persistence he’ll get his money in time<br />
for the next season. <br />
8 | PESA News Resources | December 2012 / January 2013
West Australian Basins Symposium<br />
18 - 21 August 2013<br />
Perth Convention and Exhibition Centre<br />
Perth, Western Australia<br />
Early bird<br />
registrations open<br />
January 2013<br />
www.wabs2013.<strong>com</strong>.<strong>au</strong><br />
The regional oil and gas conference explorers have been waiting for, including:<br />
New Oil and Gas Discoveries<br />
Triassic of the Northwest Shelf<br />
Unconventional Petroleum Resources<br />
Canning Basin Revival<br />
Latest Regional Geology<br />
New Hydrocarbon Plays<br />
International Speakers<br />
Field Trips<br />
Short Courses<br />
Conference website with program, sponsorship and exhibition<br />
opportunities and registration: www.wabs2013.<strong>com</strong>.<strong>au</strong><br />
Trade Exhibition
diary of events<br />
2013 Conferences And Courses<br />
FEBRUARY 2013<br />
6–7 Subsea 2013<br />
Venue: Aberdeen Exhibition & Conference Centre,<br />
New South Wales<br />
Web: www.subsea2013.<strong>com</strong><br />
20–22 Australasian Oil & Gas Exhibition and Conference 2013<br />
Venue: Perth Convention Exhibition Centre, Western Australia<br />
Web: www.aogexpo.<strong>com</strong>.<strong>au</strong><br />
MARCH 2013<br />
4–6 8 th annual Excellence in Oil & Gas Conference and<br />
Exhibition<br />
Venue: Sofitel Sydney Wentworth, New South Wales<br />
Web: www.excellenceoilgas.<strong>com</strong><br />
6–8 Offshore Asia<br />
Venue: Kuala Lumpur Convention Centre, Malaysia<br />
Web: www.offshoreasiaevent.<strong>com</strong><br />
12–14 Future Gas 2013 Conference and Exhibition<br />
Venue: Brisbane Convention and Exhibition Centre, Queensland<br />
Web: www.futuregas.<strong>com</strong>.<strong>au</strong><br />
Chemostrat Australia, servicing the<br />
APAC region<br />
APRIL 2013<br />
8–11 SEAPEX Exploration Conference 2013<br />
Venue: Fairmont, Singapore<br />
Web: www.seapexconf.<strong>com</strong><br />
MAY 2013<br />
6–9 Offshore Technology Conference – OTC Texas 2013<br />
Venue: Houston, Texas<br />
Web: www.otcnet.org/2013<br />
26–29 2013 APPEA Conference and Exhibition<br />
Venue: Brisbane Convention and Exhibition Centre,<br />
Queensland<br />
Web: www.appeaconference.<strong>com</strong>.<strong>au</strong><br />
26 PESA Deal Day<br />
Venue: Brisbane Convention and Exhibition Centre,<br />
Queensland<br />
Email: jokicp@awtinternational.<strong>com</strong><br />
JULY 2013<br />
1–3 Australian Gas Technology Conference and<br />
Exhibition<br />
Venue: Perth Convention Exhibition Centre, Western Australia<br />
Web: www.<strong>au</strong>straliangastechnology.<strong>com</strong>.<strong>au</strong><br />
AUGUST 2013<br />
11–14 ASEG-PESA Conference<br />
Venue: Melbourne Conference and Exhibition Centre, Victoria<br />
Web: www.aseg-pesa2013.<strong>com</strong>.<strong>au</strong><br />
®<br />
18–21 West Australian Basins Symposium 2013<br />
Venue: Perth Convention Exhibition Centre, Western Australia<br />
Web: www.wabs2013.<strong>com</strong>.<strong>au</strong><br />
Specialist Stratigraphic Services<br />
Chemostrat Australia<br />
Suite 17, 44 Kings Park Road,<br />
West Perth, Wa 6005<br />
Tel: +61 (0)8 6263 4420<br />
Chemostratigraphy<br />
Stable Isotope Stratigraphy<br />
Re/Os geochronology<br />
Mineral Stratigraphy<br />
χ Stratigraphy<br />
www.chemostrat.<strong>com</strong><br />
Contact: John Woods<br />
Auoffice@chemostrat.<strong>com</strong><br />
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SEPTEMBER 2013<br />
18–20 South East Asia Australia Offshore Conference<br />
Venue: Darwin Convention Centre, Northern Territory<br />
Web: www.seaaoc.<strong>com</strong><br />
22–27 SEG International Exposition and 83 rd Annual Meeting<br />
Venue: Houston, Texas<br />
Web: www.seg.org<br />
OCTOBER 2013<br />
18–20 Offshore Technology Conference – OTC Brazil 2013<br />
Venue: Rio de Janeiro, Brazil<br />
Web: www.otcbrasil.org/2013<br />
10 | PESA News Resources | December 2012 / January 2013
Duvalia 2D Seismic Survey<br />
3,302KM - Carnarvon Basin - Australia<br />
The Duvalia 2D Non-Exclusive Seismic Survey<br />
• The Duvalia 2D Seismic Survey provides 3,302 km of new<br />
acquisition, long offset 2D non-exclusive seismic data<br />
over the Outer Exmouth West blocks included in the 2012<br />
Federal Acreage Release.<br />
• The presence of a working petroleum system in the area<br />
is clearly demonstrated by several recent discoveries in<br />
adjacent permits, including Alaric-1 (2010), Cadwallon-1<br />
(2010) and Vos-1 (2011), with an overall success rate of 82%<br />
for exploration drilling over the last 5 years in the area.<br />
• All of these wells encountered gas in the Triassic Mungaroo<br />
Formation and the Duvalia Survey data indicates the<br />
presence of many large rotated f<strong>au</strong>lt blocks within the<br />
proposed gazettal areas as illustrated by the seismic image<br />
above.<br />
P: +61 8 9327 0300 E: sales@searcherseismic.<strong>com</strong> W: searcherseismic.<strong>com</strong>
uncle duster’s opinion repository<br />
Uncle Duster’s<br />
Year In Review<br />
Well, it's been another bumper<br />
year for the Australian petroleum<br />
industry, and PESA News Resources,<br />
along with your old mate Uncle Duster, has<br />
been there every step of the way, bringing<br />
readers in-the-know coverage of industry,<br />
from <strong>com</strong>pany and people profiles, regional<br />
and project reviews, to technology reviews,<br />
conference coverage and in-depth analysis<br />
of the 2012 offshore petroleum acreage<br />
release. Now, it's fair to say old Duster<br />
has been a little sceptical of this new<br />
technology that seems to be all the talk<br />
these days, especially among the younger<br />
generation, a technology consisting of a<br />
vast and ever expanding global web of<br />
<strong>com</strong>puter networks, delivering information<br />
to your home <strong>com</strong>puter screen via<br />
electronic, wireless and optical networking<br />
conveyance, however, g<strong>au</strong>ging the usability<br />
and ease of access of the online version<br />
of PESA News Resources, PNRonline, old<br />
Duster has undergone something of a fibre<br />
optic metamorphosis and is now a devout<br />
convert, well and truly jumping on the<br />
online bandwagon. Indeed, Duster reckons<br />
PNRonline makes a great ac<strong>com</strong>paniment<br />
to the print edition, having grown steadily<br />
since its 2010 inception.<br />
As it has done so since it first came online ,<br />
throughout 2012 PNRonline has <strong>com</strong>prehensively<br />
documented goings on in Australian petroleum,<br />
offering users additional, online only, features<br />
such as webcasts of the PESA WA branch<br />
monthly technical luncheon presentations and a<br />
easily accessed database of ready information. In<br />
fact, Duster often uses PNRonline as a reference<br />
point when putting together his most keenly<br />
anticipated, widely l<strong>au</strong>ded column on goings on<br />
in Australian petroleum.<br />
So it is, delving into the digital annals, Duster<br />
reckons possibly the biggest news story for<br />
the petroleum industry in 2012, that with the<br />
most far-reaching consequences, was the<br />
introduction of the highly contentious and,<br />
right-to-the-end, heavily debated carbon<br />
tax. In Duster's eyes this was little more<br />
than a politically motivated and precipitous<br />
manoeuvre, not to mention a burdensome<br />
impost on industry; ever since 2007's 'climate<br />
change' election, carbon mitigation has, one<br />
way or the other, been on the Australian<br />
political agenda, and the government's<br />
introduction of the carbon tax this year was<br />
the parliamentary denouement of what had<br />
be<strong>com</strong>e an interminable, highly partisan and<br />
ideologically fuelled political soap opera. I ts<br />
introduction was particularly galling in light<br />
of Prime Minister Julia Gillard's pre-election<br />
<strong>com</strong>ments that, “there will be no carbon tax<br />
under the government I lead”.<br />
Yet here we are. Indeed, in previous years<br />
Duster has made note of the <strong>com</strong>petitive<br />
disadvantage the carbon tax places on<br />
the Australian industry in an international<br />
marketplace in which project investment<br />
is now more keenly fought for than ever,<br />
particularly in the Asia Pacific. Lets hope<br />
industry can get on with what it does best in<br />
2013, with proper government support,<br />
relatively unhindered.<br />
The debate over the<br />
environmental safety<br />
of CSG mining<br />
continued at pace<br />
throughout 2012,<br />
with APPEA highly<br />
critical of the ABC's<br />
coverage of the issue.<br />
In one of a number of widely r eported incidents,<br />
the ABC was forced to remove coverage of a US<br />
study linking gas drilling to health problems and<br />
the potential implications for the Australian CSG<br />
industry from its website. APPEA Chief Operating<br />
Officer – Eastern Region Rick Wilkinson was<br />
not shy in broadcasting his views of Aunty's<br />
journalistic standards with regard to the debate:<br />
“Given the number of formal <strong>com</strong>plaints still<br />
to be resolved regarding the ABC’s error-prone<br />
coverage of CSG, it is remarkable to see the ABC<br />
continues to incorrectly report on CSG issues”,<br />
Wilkinson stated at the time. “APPEA is again<br />
seeking clarification regarding why the ABC has<br />
failed to properly check facts or claims made by<br />
the Greens or other activists.”<br />
This is a debate that will no doubt continue<br />
well on into 2013, and probably beyond. Duster<br />
has made his thoughts on the matter known,<br />
and reckons, separate from the often hysterical<br />
media shouting match, industry would best be<br />
allowed to get on with its business, with the<br />
appropriate controls in place, in what is a boom<br />
industry in the eastern states.<br />
In what was another big year for conferences,<br />
Duster particularly enjoyed PNRonline's analysis<br />
of the 2012 offshore petroleum acreage release<br />
announced at the annual APPEA Conference, this<br />
year held in Adelaide. Duster also enjoyed the<br />
many profiles that featured throughout 2012, along<br />
with the edition-by-edition special features, from<br />
safety to recruitment to Aussies overseas. Duster<br />
would also make note that he particularly looks<br />
forward to the regular View From The Top profiles<br />
in which his peers talk about themselves and their<br />
time in the petroleum industry, although it is an<br />
ongoing source of personal bemusement as to<br />
why he hasn't yet been approached to expound<br />
on his colourful life and views on industry.<br />
Doubtless this is in the metaphorical pipeline<br />
for 2013. As for what else 2013 holds in store,<br />
well, having seen just about everything there is<br />
to see over the course of what has been a long<br />
and celebrated career, nothing would surprise<br />
old Duster in the least, although he does r est<br />
easy in the knowledge that PESA News Resources<br />
and PNRonline will be there to document all<br />
relevant news and events as they have been<br />
doing so for over 20 years now. <br />
12 | PESA News Resources | December 2012 / January 2013
Quality<br />
Multi-client Data
unconventionals<br />
Black Swans Spread<br />
Their Wings At AAPG<br />
The Unconventional Black Swan<br />
and AAPG<br />
Singapore<br />
September 2012<br />
The American Association of Petroleum<br />
Geologists (AAPG) 2012–13 President<br />
Ted Be<strong>au</strong>mont has had a long and<br />
active involvement with AAPG over the<br />
course of a prolific career in which, among<br />
other accolades, he was honoured with an<br />
AAPG Special Award in 1991 for his work on<br />
the Treatise of Petroleum Geology, a series<br />
of over 30 publications on which he was a<br />
co-editor, the same year he took to Australian<br />
shores as the PESA distinguished lecturer.<br />
Drawing on over 30 years’ experience in a<br />
variety of roles across the oil and gas sector,<br />
Be<strong>au</strong>mont has a number of interesting opinions<br />
on the state of industry, the challenges it faces,<br />
its potential for success, and its capacity for<br />
veering in seemingly unexpected directions<br />
that, with the benefit of hindsight, at once<br />
appear perfectly predictable.<br />
At September’s AAPG International Conference<br />
and Exhibition (ICE) Singapore, PESA News<br />
Resources (PNR) took the opportunity to sit<br />
down with Be<strong>au</strong>mont to talk in detail about<br />
his keynote presentation, ‘The Unconventional<br />
Black Swan Event’, in which he addressed the<br />
ability of seemingly unexpected events to wield<br />
a significant, long-term impact on industry.*<br />
By way of background, Be<strong>au</strong>mont told PNR that<br />
‘black swan theory’ was developed by Nassim<br />
Taleb, a Lebanese-American essayist; Taleb’s<br />
2007 book, The Black Swan: The Impact of the<br />
Highly Improbable defines the theory as an<br />
event characterised by: “rarity, extreme impact,<br />
and retrospective (though not prospective)<br />
predictability.”<br />
While the theory was originally conceptualised<br />
around events occurring in financial markets,<br />
Taleb’s 2007 book broadened the metaphor,<br />
labelling almost all major scientific discoveries<br />
and historical events black swans—for instance,<br />
labelling the rise of the personal <strong>com</strong>puter and<br />
the subsequent ascent of the internet as black<br />
swan events.<br />
Be<strong>au</strong>mont has applied this rationale to the<br />
petroleum industry, specifically to the rise of<br />
unconventional resources in the US; the shale<br />
revolution that in a relatively short period<br />
of time has dramatically transformed the<br />
country’s domestic and export market.<br />
“I started thinking about it, I thought how many<br />
people saw this <strong>com</strong>ing, and the impact it<br />
has had: it has had just an incr edible impact”,<br />
he told PNR. “So I thought of the black swan<br />
term—maybe that’s what this is, this is a black<br />
swan in our industry.”<br />
Citing a quote from influential and seminal<br />
petroleum geologist Wallas E. Pratt, that “Where<br />
oil is first found is, in the final analysis, in the<br />
minds of men”, Be<strong>au</strong>mont observed inspiration<br />
and innovative thinking have the powerful<br />
capacity to transform widely accepted rationale.<br />
“It is interesting to think about it, your<br />
imagination is really the limiting factor, you<br />
know it’s your ability to take the information<br />
and create some new idea from it, and that is<br />
his point,” he told PNR, noting there was once<br />
a school of opinion firm in its conviction that<br />
S<strong>au</strong>di Arabia bore no petroleum.<br />
S<strong>au</strong>di Arabian production <strong>com</strong>menced in the<br />
1950s—and, as Be<strong>au</strong>mont <strong>com</strong>mented, it is<br />
“hard to imagine now there were people who<br />
used to say that there is no oil in Arabia—this<br />
was an example to me of black swan.”<br />
Yet, and hindsight may well be a wonderful<br />
thing, how is it that we can collectively miss the<br />
apparently blatantly obvious?<br />
“Well, one reason is that we have this natural<br />
conservatism from our training and this makes us<br />
ignore the significance of what we don’t know.<br />
We tend to think, ‘I know this, and that’s how it<br />
is, I don’t have to worry, I understand this now,”<br />
Be<strong>au</strong>mont observed. “We have psychological<br />
biases, where we miss these things.”<br />
Be<strong>au</strong>mont cites theories of peak oil as an<br />
example of the influence widely accepted<br />
convention can have on thinking in the industry.<br />
The Hubbert peak theory (developed by Shell<br />
geoscientist and co-founder of the Technocracy<br />
movement, Marion<br />
King Hubbert)<br />
dictates the rate<br />
of resources<br />
production, which<br />
initially increases<br />
rapidly, will<br />
reach a<br />
Ted Be<strong>au</strong>mont, President AAPG.<br />
* Arriving in Singapore just in time to attend Ted Be<strong>au</strong>mont’s Key Note, Wel<strong>com</strong>e address, and not having heard the Black Swan Theory before, I was surprised<br />
to learn it is a term used to describe an unlikely event. Anyone living in Western Australia will know that the Black Swan is <strong>com</strong>mon-placed, and forms part<br />
of the Coat of Arms of Western Australia. So the next time you hear the term used, explain why the term is a misnomer to West Aussies.<br />
Brian Wickins<br />
14 | PESA News Resources | December 2012 / January 2013
unconventionals<br />
maximum and decline, following a bell-shaped<br />
curve. Using this methodology, Hubbert<br />
predicted the world would reach peak oil<br />
around the year 2000 (Figure 1).<br />
Fig. 1. 1956 Prediction and Hubbert (1903–1989).<br />
Source: en.wikipedia.org<br />
The discovery and development of<br />
unconventional resources in the US has,<br />
however, led to a redefinition of peak petroleum<br />
forecasts, with potentially far-reaching global<br />
ramifications.<br />
Over the past decade, the development of<br />
new technologies in recovering shale gas have<br />
transformed the American energy marketplace<br />
from a position of shortage to one of glut.<br />
Indeed, shale gas currently accounts for roughly<br />
30% of total US gas production and there are<br />
estimates it could reach as high as 50% by<br />
2040. To put this into context, back in 2000 US<br />
shale gas production was around 1% of total<br />
gas production.<br />
Be<strong>au</strong>mont stated, rather than declining, US<br />
gas production is now actually increasing,<br />
essentially reversing the natural production<br />
decline predicted by Hubbert (Figure 2).<br />
“No one thought that would happen. I did<br />
not think it would; so I think there is reason to<br />
believe, we are going to go higher, for sure—<br />
right now we know we are.”<br />
Fig. 2. Savings to the US Economy. Ahlbrandt, Search and Discovery, 2012 | Source: Demming, 2000<br />
“I heard Robin West from the AAPG say the USA went from importing 65% of its gas requirements five<br />
years ago, and recently down to 45%. He said in 2020 w e will be importing only 25% of our needs. I never<br />
thought that would happen! As I got thinking about this I came up with some conservative savings to the<br />
US – US$125 billion a year that stays in the US. By the time we are down to 25%, I think the saving will be be<br />
around US$275 billion … every year. Every three and a half years that is like a trillion dollars that stays in the<br />
economy. So it is real dollars.” Ted Be<strong>au</strong>mont, September 2012<br />
Lower 48 states shale plays.<br />
In turn, further technological development may<br />
well also result in deviations from Hubbert’s<br />
peak oil production curve. Explorers in the<br />
North American onshore market are now<br />
almost exclusively focused on unconventional<br />
plays, and Be<strong>au</strong>mont noted current trends have<br />
seen explorers be<strong>com</strong>ing increasingly focused<br />
on tight oil sands, with new technologies,<br />
including drilling and <strong>com</strong>pletion procedures<br />
and methods of petroleum system modelling,<br />
capable of bringing about further potential<br />
changes in oil recovery techniques (Figure 3).<br />
Tight oil, trapped in low permeability<br />
reservoirs, has been identified in plays<br />
throughout oil producing regions in Canada<br />
and the US; as Be<strong>au</strong>mont explained, while<br />
conventional petroleum is found in structural<br />
traps, unconventional petroleum is found in<br />
stratigraphic traps (Table 1).<br />
Shale plays<br />
Basins<br />
Current plays<br />
*** Mixed shale &<br />
chalk play<br />
Prospective plays<br />
*** Mixed shale &<br />
limestone play<br />
Stacked plays<br />
*** Mixed shale &<br />
Shallowest / youngest<br />
tight dolostone-<br />
Intermediate depth / age sillstone-sandstone<br />
Deepest / oldest<br />
Fig. 3. Source: Energy Information Administration based on data from various published studies. Updated: 9 May 2011<br />
December 2012 / January 2013 | PESA News Resources | 15
unconventionals<br />
Conventional<br />
Unconventional<br />
Preferred Trap Type Structural Stratigraphic<br />
Aerial Trap Size Small Huge<br />
Geological Risk High Low<br />
Drilling Risk High Low<br />
Completion Expense Low High<br />
Critical Geologic Element Reservoir Source<br />
Table 1. Conventional Versus Unconventional Petroleum Resources.<br />
We usually find oil in a ne w place with old<br />
ideas. Sometimes, we find oil in an old place<br />
with a new idea, but we seldom find much oil<br />
in an old place with an old idea.<br />
Several times in the past we have thought<br />
that we were running out of oil, whereas<br />
actually we were only running out of ideas.<br />
New Technologies Bring Change<br />
••<br />
Drilling and Completion Procedures<br />
••<br />
Petroleum System Modeling – The vocabulary and concepts<br />
have shifted to the source rocks. Seems simple – it is not.<br />
••<br />
Reservoir Scales (nanodarcies vs. millidarcies)<br />
••<br />
TOCs, Brittleness (Poisson’s ratio, Young’s Modulus)<br />
much more laboratory focused, pressure regimes and<br />
identification<br />
••<br />
New training is required to exploit modern resource plays<br />
Fig. 4. Ahlbrandt, Search and Discovery, 2012<br />
This statement will ring true with many c ompanies and<br />
individuals involved with unconventional exploration in 2012.<br />
So, who said it and when?<br />
— Parke A. Dickey, University of Tulsa Petroleum<br />
geology professor, September 1958<br />
54 years later, Professor Dickey’s statement still seems timeless.<br />
“A stratigraphic trap is one that is there bec<strong>au</strong>se of the change in the r ock<br />
character, in other words it goes from big holes to small holes, and the<br />
smaller holes, it’s harder for the oil and gas to escape from, then it seals the<br />
oil into the rock that has the larger pore space”, he noted.<br />
The development of new technologies used to recover tight gas, such as<br />
horizontal drilling and multi-stage fraccing, are also used in the recovery of<br />
tight oil, along with an ever expanding suite of new <strong>com</strong>puter technology.<br />
“We have these <strong>com</strong>puter programs that we can measure with—so we<br />
started looking at how did the source rock get buried, and when did it<br />
release its hydrocarbons, how much did it release?” Be<strong>au</strong>mont observed.<br />
(See Figure 4.)<br />
“We look in terms of total organic carbon, TOCs: how much organic<br />
carbon, and that is in a per cent. We are more laboratory focused than<br />
we used to be; we take rocks and we send them to the labs for all kinds<br />
of measurements, we never did that really, now we have 20 or 30 more<br />
measurements than before.”<br />
Fig. 5. What Is Happening Now? The Inversion of the Hydrocarbon Resource<br />
Pyramid. Ahlbrandt, Search and Discovery, 2012 | After Thomasson, 2000<br />
Industry vocabulary and concepts have made a definite shift<br />
to source rocks Be<strong>au</strong>mont noted, leading to an inversion of the<br />
hydrocarbon resource pyramid, shifting the focus from conventionals to<br />
unconventionals (Figure 5).<br />
The US is currently producing more gas than ever, with shale now looked<br />
upon as potential reservoirs rather than seals or source rocks. As Be<strong>au</strong>mont<br />
observed, recent developments in the petroleum industry have all the<br />
characteristics of a black swan event; indeed, horizontal drilling and<br />
<strong>com</strong>pletion technology had been around for 20 years before they were<br />
utilised in tight gas recovery.<br />
For so long the shadow of peak oil has loomed large over the petroleum<br />
industry—could it be that continuing technology innovation will stimulate<br />
a new age in fossil fuel production, defying long-held wisdom?<br />
“I just wanted to show this to make the point,” Be<strong>au</strong>mont told PNR, pointing<br />
out a photo from his presentation (Figure 6). “This is a slide that somebody<br />
gave at a presentation, and it shows a tanker <strong>com</strong>ing into the US in 2001,<br />
carrying LNG, and it was <strong>com</strong>ing in— they were going to bring it in.”<br />
Fig. 6. Natural Gas Imports & Exports, 2001 (BCF).<br />
Ahlbrandt, Search and Discovery, 2012 | Source: DOE, 2002<br />
Over a decade later, the tankers are now taking it out; the times have<br />
changed and black swans may well abound. <br />
16 | PESA News Resources | December 2012 / January 2013
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unconventionals<br />
Moving Australian Coalbed Methane Reser ves<br />
Into Production Through Reser voir Simulation<br />
Taha Taha, Roxar Software Solutions, Emerson Process Management<br />
The Growth of CBM<br />
Australia is a centre for Coalbed Methane (CBM)<br />
or Coal Seam Gas (CSG) with almost 40% of all<br />
global CBM reserves located in China, Australia,<br />
India and Indonesia.<br />
Today, Australia has an estimated 198 billion<br />
cubic meters (Bcm) of CBM resources, according<br />
to a 2012 article by Hart’s E&P, and Queensland<br />
has as much as A$50 B worth of CBM projects<br />
in progress. These include the Surat Basin,<br />
which has been producing since 2006, and<br />
developments in the Bowen Basin that covers<br />
160,000 km 2 of central Queensland and has<br />
produced the majority of CBM to date.<br />
As the focus on CBM has increased, however, so<br />
has the quest for more effective technologies to<br />
help bring the reserves in such tight reservoirs<br />
into production. One such technology is<br />
reservoir simulation.<br />
Reservoir Simulation and CBM<br />
Challenges<br />
Reservoir simulation has undergone huge<br />
changes over the last few years.<br />
The rise in <strong>com</strong>puter power, such as 64-bit<br />
multi core chip clusters, parallel processing and<br />
<strong>com</strong>puter-led <strong>au</strong>tomation, has ensured that<br />
reservoir simulation is contributing to faster<br />
decisions and a greater ability to determine<br />
the important ‘what-if’ scenarios relating to<br />
operators’ reservoirs. Today, multi-million cell<br />
reservoir simulation models are the norm.<br />
In addition, history matching technologies have<br />
also seen dramatic changes. Manual history<br />
matching has been replaced by robust and<br />
<strong>au</strong>tomated algorithms that allow the reservoir<br />
engineer to focus on developing a clearer<br />
understanding of reservoir mechanisms and their<br />
relative impact on production behaviour and<br />
creating simulation models that are fully consistent<br />
with their underlying geological interpretation.<br />
It is against this backdrop that reservoir<br />
simulation has the potential to play a key role<br />
today in tight reservoirs and moving CBM<br />
reserves into production. CBM reservoirs today,<br />
however, <strong>com</strong>e with a number of simulation<br />
and production challenges.<br />
Firstly, there is the geological <strong>com</strong>plexity of<br />
many CBM reserves represented by the often<br />
tighter and thinner coal seams that require<br />
more sophisticated drilling and <strong>com</strong>pletion<br />
techniques and irregular well trajectories.<br />
CBM is further characterised by a higher<br />
number of wells, shallower drilling and lowpressure<br />
extraction, requiring highly flexible,<br />
fast and accurate simulation programmes. A<br />
clear description of CBM well trajectories, for<br />
example, is often a vital input to simulation.<br />
It is also important that any CBM reservoir<br />
simulation package is flexible and can<br />
incorporate individual variables into the<br />
simulation process. CBM simulation, for<br />
example, requires gas content data values at<br />
initial pressure, historical pressures, adsorption<br />
isotherms, and parameters to estimate the<br />
changes in absolute permeability. It is only<br />
through incorporating these variables that more<br />
accurate reservoir predictions can be generated.<br />
Furthermore, horizontal and multilateral<br />
wells with different well trajectories must be<br />
incorporated into the model with the shrinking<br />
and swelling of the coal matrix (often through<br />
EOR techniques) also needing to be simulated.<br />
As a result, modern full field, full physics<br />
simulator programmes that can be optimised<br />
for very large models have been developed,<br />
that offer black oil, <strong>com</strong>positional and thermal<br />
options.<br />
Such programmes can simulate a wide<br />
range of physical processes such as black oil,<br />
<strong>com</strong>positional, dual porosity, steam, coal bed<br />
methane and polymer injection within the one<br />
programme and incorporate a wide variety of<br />
different variables into the simulation runs. The<br />
result when simulating CBM reservoirs is the<br />
ability to generate information on multi-well<br />
developments, identify the value of hydr<strong>au</strong>lic<br />
fracture treatments, and optimise drilling and<br />
production programmes to name just a few<br />
benefits.<br />
Case Study of Norwest in the<br />
Williston Basin<br />
Norwest, a North American consulting firm<br />
to the energy, mining, and natural resources<br />
sectors, has extensive experience in CBM.<br />
The <strong>com</strong>pany has experience in international<br />
CBM projects in Australia, Western Siberia,<br />
Kazakhstan, Italy, Southeast Asia, China, Chile<br />
and Colombia.<br />
In this particular case, Norwest needed to<br />
optimise recovery on behalf of its client from<br />
the Williston Basin, a large sedimentary basin<br />
with significant CBM reserves that spans eastern<br />
Montana, western North and South Dakota and<br />
southern Saskatchewan.<br />
In this case, Norwest’s client did not have<br />
the expertise and manpower to embark on<br />
a full scale CBM modelling simulation. “Some<br />
of our clients don’t have the expertise to do<br />
CBM modelling or large-scale simulation,” said<br />
John Campanella, Senior Reservoir Engineer at<br />
Norwest at the time. “Others have the ability,<br />
but their people are spread too thin. They <strong>com</strong>e<br />
to us to help get things moving.”<br />
The field in question was discovered in the early<br />
1990s and was developed through open-hole<br />
<strong>com</strong>pletions in mile-long horizontal wells on<br />
640-acre spacing. Production peaked in 1998<br />
and has since declined.<br />
Addressing Key Field Challenges<br />
In the spring of 2002, Norwest began working<br />
on a full-field simulation project for the basin.<br />
Norwest’s client needed a reliable full-field<br />
simulation model to optimise a high-pressure<br />
air injection and horizontal infill drilling<br />
programme for a tight reservoir within the<br />
basin.<br />
One of the key challenges in the field, however,<br />
was that decline curve techniques could not<br />
accurately predict the oil rate response during<br />
transient periods in which new wells were<br />
drilled and producers converted to injectors.<br />
The relatively <strong>com</strong>plex development and<br />
investment strategy also called for numerical<br />
modelling.<br />
It was also felt that air would sweep the<br />
reservoir more efficiently than water and at a<br />
lower cost than CO 2. Norwest therefore needed<br />
to develop a cost effective, reliable full-field<br />
simulation model from which a high-pressure<br />
air injection and horizontal infill drilling<br />
programme could be optimised.<br />
18 | PESA News Resources | December 2012 / January 2013
unconventionals<br />
The Simulation Results<br />
Nine years of production history and air<br />
injection information from a nearby field were<br />
used to calibrate the simulation model and<br />
achieve the history match. Working iteratively<br />
with the client to clarify the reservoir geology<br />
and tweaking the model to account for water<br />
lost into the formation during drilling (not<br />
otherwise factored into historical water and oil<br />
production), Norwest was able to achieve an<br />
excellent history match.<br />
The model was tuned and validated to reflect<br />
drilling and conversion activity through the<br />
<strong>au</strong>tumn of 2004, including 21 months of highpressure<br />
air injection. Then, 12 months later,<br />
measured water and oil production rates were<br />
<strong>com</strong>pared with the forecast. The model was<br />
then used to optimise the timing and sequence<br />
of infill drilling and the conversion of wells to<br />
air injection.<br />
“The predictions and actuals matched almost<br />
exactly,” said Campanella. “We’re pretty proud<br />
of that, especially bec<strong>au</strong>se it was dur ing a huge<br />
transient phase when things were changing<br />
rapidly. I think it shows what an engineer can<br />
ac<strong>com</strong>plish by properly using an effective<br />
simulation tool.”<br />
The predicted production and injection<br />
forecasts (see figures 1 and 2) matched the<br />
actuals and, based on the new production<br />
programme, field recovery is expected to more<br />
than double.<br />
Since 2005, three drilling rigs have been active<br />
in the field, and new infill wells drilled on<br />
160-acre spacing. Whereas estimated primary<br />
recovery was originally only between eight and<br />
10% of original oil in place, now the client’s<br />
<strong>com</strong>pany is predicting recovery of 24%. All<br />
field development plans that included more<br />
than 125 horizontal wells and extensions by<br />
2009, were driven by the results of reservoir<br />
simulation.<br />
Furthermore, in addition to high-pressure air<br />
injection, the client is also investigating the<br />
possibility of a hybrid air and water injection<br />
programme to further improve recovery and<br />
reduce operating expenses. The <strong>com</strong>pany<br />
is also using what it learned in this project<br />
to set up simulation models for two older<br />
fields nearby, in order to evaluate proper well<br />
spacing and plan infill drilling in the next year<br />
or so.<br />
Lessons for Australian producers<br />
So what lessons can we take from this North<br />
American case study and apply to Australian<br />
producers?<br />
Firstly, there is the importance of reservoir<br />
simulation when it <strong>com</strong>es to CBM reservoirs.<br />
Campanella <strong>com</strong>mented: “A lot of <strong>com</strong>panies<br />
involved in CBM don’t use reservoir simulation<br />
which often is a big mistake. We see<br />
tremendous losses in productivity, especially<br />
when <strong>com</strong>panies drill horizontal CBM wells<br />
without simulation. Some just poke a lot of<br />
holes in the ground and hope and either<br />
they drill more wells than they need to,<br />
wasting money unnecessarily, or they sit on<br />
unproductive areas pumping water for way<br />
too long bec<strong>au</strong>se they don’t understand what’s<br />
going on.”<br />
CBM today is a very <strong>com</strong>plex play where<br />
operators need to lower the water pressure<br />
so gas will desorb from the coal. By<br />
plugging the gas content and absorption<br />
isotherm into a reservoir simulator along<br />
with historical information on pressures,<br />
operators can find out exactly how to get<br />
gas out of the ground, how fast they can<br />
produce it and what their peaks will look<br />
like. Only reservoir simulation provides this<br />
information to the operator.<br />
Secondly, there is the importance of<br />
accessibility.<br />
“Personally,” said Campanella, “I think reservoir<br />
simulation should be brought down to<br />
every engineer’s desktop. We need to push<br />
simulation out of the back room and into the<br />
mainstream where people can use it on a daily<br />
basis. In addition to the big 3D projects, there<br />
are a lot of existing fields where simulation<br />
could be applied, but too often it gets<br />
skipped.”<br />
Finally, although not directly relating to the<br />
Norwest case study, there is the need for multi<strong>com</strong>ponent<br />
simulation in CBM reservoirs.<br />
Enhanced CBM simulation today, for example,<br />
involves the tracking of a number of gases,<br />
such as carbon dioxide and nitrogen, with a<br />
<strong>com</strong>positional model required to track the<br />
individual <strong>com</strong>ponents as well as accounting<br />
for the adsorption/desorption of these<br />
<strong>com</strong>ponents. Simulation programmes that have<br />
the ability to track multiple <strong>com</strong>ponents in the<br />
gas stream are required.<br />
A Major Future Impact<br />
There’s no doubt that CBM reservoirs are likely<br />
to have a major future impact on oil and gas<br />
production in Australia for many years to <strong>com</strong>e<br />
– ushering in perhaps as big a revolution as<br />
with shale gas in North America.<br />
As operators look to introduce ever greater<br />
efficiencies and move reserves into production,<br />
it’s clear that reservoir simulation will have a<br />
vital role to play. <br />
Fig. 1. Fig. 2.<br />
December 2012 / January 2013 | PESA News Resources | 19
unconventionals<br />
SA Unconventional Gas Update<br />
More than 20 <strong>com</strong>panies/Joint<br />
Ventures are now focusing on<br />
exploring unconventional gas<br />
plays with giant discovery (find-size)<br />
potential in South Australia.<br />
This exploration is in addition to exploration for<br />
conventional oil plays in the onshore frontier<br />
Officer and Arckaringa basins, the offshore<br />
frontier Bight Basin, and in existing proven,<br />
<strong>com</strong>mercial, conventional oil and gas plays in<br />
the Cooper-Eromanga and Otway basins. The<br />
unconventional gas resources targeted in South<br />
Australia include shale gas, tight gas, deep coal<br />
seam gas (CSG), underground coal gasification<br />
(UCG), and the gasification of mined coal. With<br />
such diversification, the chance at least one<br />
of these unconventional gas plays will lead to<br />
resources sufficient to underpin exports is high.<br />
Once regarded as something that would<br />
happen in the future, recent exploration<br />
results achieved in the SA Cooper Basin by<br />
<strong>com</strong>panies like Santos, Beach Energy, Origin<br />
Energy, and Senex Energy are leading towards<br />
unconventional gas being used in households<br />
across southeast Australia.<br />
Australia’s first unconventional gas<br />
production was achieved by Santos and<br />
its Cooper Basin Joint Venture partners<br />
Beach Energy (Dehli) and Origin Energy<br />
on 19 October, when <strong>com</strong>mercial<br />
natural gas production <strong>com</strong>menced from<br />
Moomba 191 shale gas well.<br />
Explorers have accelerated appraisal of<br />
Cooper Basin unconventional gas plays.<br />
Seven vertical wells to test unconventional<br />
plays have been drilled this year:<br />
Nappamerri Trough wells Moonta-1 and<br />
Streaky-1 (PEL 218, Beach Energy) encountered<br />
gas saturation in the target Permian section.<br />
Beach reported that Moonta-1 encountered<br />
gas saturation over more than 1,000 m. Fracture<br />
stimulations of the gas zones are expected to<br />
proceed in Q4 2012.<br />
••<br />
A multi-zone fracture stimulation of<br />
Patchawarra tight sands and the Roseneath<br />
and Murteree shales in Sasanof-1 (PEL 516,<br />
Senex Energy) was <strong>com</strong>pleted in May.<br />
The well is producing fracture stimulation<br />
fluid and liquids rich gas at a peak rate of<br />
170,000 scf/day.<br />
••<br />
High gas readings<br />
with evidence of<br />
condensate and<br />
heavy gases<br />
were recorded<br />
in the Permian<br />
section in<br />
Talaq-1 (PEL 516, Senex Energy). The well will<br />
be fracture stimulated to test deliverability<br />
and gas <strong>com</strong>position.<br />
••<br />
More than 75 m of net gas pa y in the<br />
Patchawarra Formation and 164 m of gas<br />
charged Roseneath and Murteree shales<br />
were interpreted from wireline logs and<br />
mud gas recorded in the Skipton-1 well<br />
(PEL 516, Senex Energy). The well will be<br />
fracture stimulated to test deliverability and<br />
gas <strong>com</strong>position.<br />
••<br />
In the southern Cooper Basin Marsden-1<br />
encountered elevated gas readings through<br />
the Permian section, and Davenport 1<br />
encountered over 110 m of net coal,<br />
including a 45 m thick Patchawarra coal,<br />
with elevated gas readings.<br />
Recent fracture stimulations of vertical<br />
wells drilled in 2010 (Encounter-1) and 2011<br />
(Moomba-191) delivered very encouraging<br />
results:<br />
••<br />
A 3 stage fracture stimulation of the<br />
Moomba-191 Roseneath-Epsilon-<br />
Murteree (REM) section (Cooper Basin JV<br />
operated by Santos) resulted in stabilised<br />
flow rate of 2.7 MMscf/d dry gas. The<br />
close proximity of the well to existing<br />
infrastructure enabled it to be brought on<br />
line quickly and the Premier and Minister<br />
attended the ceremony to connect the<br />
well to markets on 19 October 2012.<br />
••<br />
A six stage fracture stimulation of the gas<br />
saturated Permian section in Encounter-1<br />
resulted in a <strong>com</strong>bined gas flow rate<br />
exceeding 2 MMscf/d.<br />
Jay Weatherill SA Premier, turned the<br />
valve to connect Moomba-191 to supply<br />
Australia’s first unconventional gas to<br />
markets on 19 October, Minister Tom<br />
Koutsantonis, Minister for Mineral<br />
Resources and Energy was<br />
present, along with Santos<br />
VP James B<strong>au</strong>lderstone.
unconventionals<br />
Horizontal wells to test Cooper Basin shale gas<br />
deliverability are planned. The first horizontal<br />
well in South Australia is expected to be<br />
Holdfast-2 in the Nappamerri Trough (Beach<br />
Energy, PEL 218), currently planned for Q4 2012.<br />
Santos is also planning a horizontal well trial<br />
expected to proceed in Q1 2013.<br />
Senex Energy has <strong>com</strong>pleted a $155 MM equity<br />
raising to fund the planned FY2012–2013+ work<br />
program. The work includes 12 vertical wells<br />
targeting unconventional gas in Senex Energy’s<br />
southern Cooper Basin permits (primarily<br />
PEL 516), following early success at Sasanof-1,<br />
Talaq-1 and Skipton-1.<br />
The South Australian Department of<br />
Manufacturing, Innovation, Trade, Resources<br />
and Energy (DMITRE) formed a South Australian<br />
Roundtable for Unconventional Gas in May<br />
2010.<br />
A total of 149 organisations are participating<br />
in the Roundtable including individuals, peak<br />
representative bodies, <strong>com</strong>panies, universities,<br />
media outlets, and key agencies from all States,<br />
the Northern Territory and the Commonwealth<br />
governments.<br />
The Roundtable is tasked with producing a<br />
Roadmap for Unconventional Gas Projects in<br />
South Australia to identify opportunities and<br />
risks to: inform markets; inform people and<br />
enterprises that may someday <strong>com</strong>patibly<br />
co-exist with unconventional gas projects; and<br />
reduce critical uncertainties that may impede<br />
efficient, profitable and wel<strong>com</strong>ed investment.<br />
The Roadmap is being developed with input<br />
from stakeholders and is scheduled to be<br />
published in late 2012. You can check the latest<br />
on the Roadmap here:<br />
http://www.petroleum.pir.sa.gov.<strong>au</strong>/<br />
prospectivity/basin_and_province_information/<br />
unconventional_gas/unconventional_gas_<br />
interest_group/roadmap_for_unconventional_<br />
gas_projects_in_sa <br />
Top Patchawarra depth structure image with wells<br />
targeting unconventional gas plays.<br />
December 2012 / January 2013 | PESA News Resources | 21
anch activities<br />
Students’ Thesis Abstracts<br />
Three student members of the NSW<br />
PESA branch recently <strong>com</strong>pleted<br />
petroleum focused honours theses<br />
and have written short descriptions of their<br />
work for PNR. Amanda and Arvic have also<br />
been student reps on the NSW <strong>com</strong>mittee.<br />
Amanda and Emma were recipients of PESA<br />
scholarships in 2012 which assisted with the<br />
<strong>com</strong>pletion of their work.<br />
The Geology and Structural Style of<br />
the Juha gas field, PNG<br />
Amanda Hanani, The University of NSW<br />
The Papuan Fold Belt, located in the highlands<br />
of Papua New Guinea (PNG), has had a long<br />
history of petroleum exploration. A high level of<br />
ambiguity exists in the structural analysis of the<br />
fold belt bec<strong>au</strong>se of PNG’s highly mountainous<br />
terrain, dense equatorial jungle and limited<br />
access. This often results in the acquisition of<br />
poor quality seismic data and limits the abilit y to<br />
collect geological data from surface exposures.<br />
The Juha structure and associated Cecilia<br />
Anticline, are located in the frontal area of the<br />
Papuan Fold Belt. The Juha Anticline can be<br />
clearly identified on aerial photographs and is<br />
8 km in width by 25.2 km in length. The drilling<br />
of three wells on the Juha Anticline in the<br />
1980s resulted in the discovery of significant<br />
gas reserves.<br />
The study aims to better constrain the timing and<br />
style of extensional and <strong>com</strong>pressional deformation<br />
at Juha. This will provide one <strong>com</strong>ponent of the<br />
petroleum system analysis for this field.<br />
Twenty-five 2D seismic lines totalling 303.03 km<br />
in length were interpreted, and seven wells<br />
were used to tie the seismic horizons to depth.<br />
Eight horizons were mapped, and the creation<br />
of three two-way-time (TWT) structure maps<br />
enabled analysis of the structural framework.<br />
The results of this analysis revealed the<br />
presence of two unconformities in the Ieru<br />
Formation, whereas, only one unconformity had<br />
been previously identified. From this study it<br />
appears that orogenesis that had <strong>com</strong>menced<br />
in the northeast of the fold belt at 25 Ma<br />
reached the Juha area in the Plio-Pleistocene.<br />
The forward modelling technique was used to<br />
assess a detachment style of deformation to<br />
explain the observed structures. The resulting<br />
features indicate that the Juha structures were<br />
driven by thick-skinned <strong>com</strong>pressional tectonics.<br />
Deformation started with an inverted basement<br />
f<strong>au</strong>lt beneath the Juha area. The deformation was<br />
transferred by a décollement and reached the<br />
surface in the Cecilia Anticline. The development<br />
of the Wai Asi and Cecilia Anticlines have been<br />
identified as f<strong>au</strong>lt propagation folds, on the<br />
leading edge of this thrust system.<br />
Other fields in the frontal range show similarities<br />
and differences with the thrust system proposed<br />
for the Juha structure. At Hides and P’nyang,<br />
thick-skinned tectonics like that proposed<br />
at Juha are responsible for the structural<br />
architecture of the anticlines. Further south, the<br />
Kutubu structure has <strong>com</strong>ponents of both thick<br />
and thin-skinned models of thrusting.<br />
The structure and timing of the Juha Anticline<br />
has allowed for the entrapment of considerable<br />
quantities of hydrocarbons. This structural<br />
study has improved our understanding of<br />
the petroleum system at Juha. This will help<br />
develop the resource and assist in exploration<br />
efforts in the Papuan Fold Belt.<br />
Amanda thanks Oil Search for providing the data<br />
needed for this project and for support through<br />
training and mentoring. She also acknowledges<br />
her supervisors Dr. P<strong>au</strong>l Lennox (UNSW) and<br />
Dr. Kevin Hill (Oil Search) for their guidance and<br />
invaluable teaching throughout this year.<br />
Numerical simulation of<br />
earthquake-induced submarine<br />
landslides<br />
Arvic Osorio, The University of Sydney<br />
Recent exploration and expansion of<br />
human infrastructure into offshore areas<br />
have exposed the existence and ubiquitous<br />
nature of submarine mass movements. These<br />
geographically prevalent phenomena have<br />
been observed in deep-marine offshore<br />
environments within various geological settings.<br />
There are numerous contributing factors<br />
thought to affect the formation of submarine<br />
landslides and bec<strong>au</strong>se of this <strong>com</strong>plex<br />
and multi-faceted nature, a <strong>com</strong>prehensive<br />
physical model to explain the generation<br />
of submarine landslides has not been fully<br />
developed. Furthermore, they have significant<br />
potential physical, social, and economic impacts<br />
to human society, and offshore or coastal<br />
infrastructure which makes understanding their<br />
formation of great relevance, especially to the<br />
petroleum exploration industry.<br />
Hanani, Fig. 1. Image of the western Papuan Fold Belt including the main oil<br />
fields (green) and gas fields (red) fields have been labelled. The yellow box<br />
highlights the location of the Juha study area (image courtesy of Oil Search<br />
Limited).<br />
Hanani, Fig. 2. Forward Model illustrating the evolution of structures in the<br />
Juha area. Rifting in the Triassic was followed by deposition of sediments<br />
(A) with <strong>com</strong>pression reactivating a basement f<strong>au</strong>lt and developing f<strong>au</strong>lt<br />
propagation folds (B). To ac<strong>com</strong>modate further shortening a break-thrust<br />
develops creating further uplift of the Cecilia Anticline (C).<br />
22 | PESA News Resources | December 2012 / January 2013
anch activities<br />
Curtin Geology Student Society (GEOS) Quiz Night<br />
The WA Branch of PESA sponsored<br />
a Quiz Night in mid-August<br />
for Curtin University geology<br />
students to attend.<br />
PESA provided support to encourage<br />
students to be socially active networking<br />
with each other and to participate in<br />
building stronger relationships with<br />
professional organisations, such as PESA,<br />
throughout their geological careers.<br />
GEOS reports that the Quiz Night was a fantastic<br />
affair, <strong>com</strong>mencing with a BBQ at the beg inning<br />
of the night to provide the 50 attendees with<br />
sustenance for the night ahead. The quiz<br />
consisted of 10 rounds with varying topics<br />
from biology to pop culture. Between<br />
the rounds, attendees were challenged<br />
to create the tallest tower out of items<br />
on the table and to find out who<br />
could do the best impersonations.<br />
It was a great night where people<br />
from different year groups got<br />
to socialise and there were even<br />
a few lecturers who joined in<br />
the fun. <br />
Continued from page 22<br />
Osorio, Fig. 1.<br />
From the relevant scientific literature, it is<br />
believed that earthquakes are among the<br />
most critical factors in submarine landslide<br />
generation. A case study employing a numerical<br />
model of a submarine slope stimulated by<br />
earthquake action was then developed to<br />
test this hypothesis. Through this case study,<br />
it was revealed that submarine slope stability<br />
was highly sensitive to changes in excess<br />
pore pressure generation as a result of varying<br />
earthquake magnitude, demonstrating that<br />
earthquakes can indeed be considered a highly<br />
probable c<strong>au</strong>se for the formation of submarine<br />
landslides. Despite these positive results, the<br />
exact physical mechanism responsible for this<br />
process is still open to debate and other material<br />
parameters utilised in the modelled submarine<br />
slope have yet to be calibrated and verified with<br />
other types of submarine soils. It is concluded<br />
that deep-seated submarine landslides are very<br />
likely to be induced by earthquake excitation.<br />
Chemical analysis of source rocks<br />
Emma Flannery, Macquarie University<br />
The chemical analysis of source rocks and oils<br />
provides invaluable information on thermal<br />
maturity, source characteristics, oil-oil or oilsource<br />
correlations and palaeobiology. The use<br />
of chemical analysis in the understanding of<br />
the palaeobiology is particularly important in<br />
Precambrian rocks, due to the relative scarcity<br />
of body fossils. Many applications involving the<br />
analysis of hydrocarbons in petroleum systems<br />
rely upon the assumption that there has been no<br />
contamination of the sample. Due to both age and<br />
typically low total organic carbon content however,<br />
Precambrian basins are susceptible to hydrocarbon<br />
overprinting due to contamination. In my honours<br />
study three cores from the 1.4 billion year old<br />
Velkerri Formation, McArthur Basin, were subjected<br />
to slice experiments and molecular geochemical<br />
analyses using gas chromatography-mass<br />
spectrometry (GC-MS). Internal slices were found<br />
to have consistent hydrocarbon signals, providing<br />
strong evidence that the organic matter in the<br />
inner slices is indigenous (Figure 1). In all three<br />
cores, both the aliphatic and aromatic hydrocarbon<br />
signatures indicate that the outside of the<br />
core had been exposed to contamination<br />
from both the drilling and sawing processes<br />
(Figure 2). This contamination has the potential<br />
to overprint the indigenous hydrocarbon signal<br />
and highlights the importance of the removal<br />
of the outside portion of the drill core prior to<br />
analysis, even in organic rich rocks.<br />
Biomarkers are molecular fossils that allow us<br />
to infer the past presence of life. In my study,<br />
biomarker analysis of Velkerri Formation rock<br />
extracts allowed for the reconstruction of the<br />
palaeobiology at time of deposition. High<br />
bacterial input into the organic matter was<br />
evidenced by hopanes, bicyclic sesquiterpanes<br />
and monomethylalkanes. This is not unusual<br />
as Precambrian source rocks are thought<br />
to result almost entirely from microbial mat<br />
growth. Steranes, or eukaryotic biomarkers,<br />
have previously reported in Velkerri Formation<br />
oils and rock extracts. However, in this study<br />
steranes were found to be absent or below the<br />
limit of detection, indicating a low input from<br />
eukaryotes in the deep marine environment<br />
of the Velkerri Formation. This suggests that<br />
previous studies on the chemical <strong>com</strong>position<br />
of Velkerri Formation rock extracts, particularly<br />
that use whole rock extraction, may have<br />
analysed non-indigenous steranes. <br />
Flannery, Fig. 1. An example of one of the many<br />
<strong>com</strong>pound groups studied in McManus-1 1216 m:<br />
n-Alkanes normalised to the n-alkane with the<br />
highest concentration in each slice, showing<br />
inconsistent hydrocarbon distributions in both the<br />
outside flat slice and outside curve slice A. Slices B<br />
to F show a consistent hydrocarbon distribution,<br />
attributable to the indigenous hydrocarbon signal.<br />
Flannery, Fig. 2. An example of one of the many<br />
<strong>com</strong>pound groups studied in McManus-1 1216 m:<br />
Concentration of n-alkanes with % error estimate<br />
in McManus-1 slices. The outside flat slice shows<br />
an increase in concentration in n-alkanes<br />
<strong>com</strong>pared to slices A–F.<br />
December 2012 / January 2013 | PESA News Resources | 23
industry news<br />
NOPSEMA ‘Offside’ As Companies Cr y<br />
Foul Over ‘Heavy-Handed’ Regulations<br />
NOPSEMA has been accused of<br />
overstepping the boundaries of its<br />
jurisdiction by enforcing heavyhanded<br />
regulations of seismic vessels<br />
synonymous with oil producing rigs and<br />
platforms that has cost energy <strong>com</strong>panies<br />
millions of dollars in downtime and c<strong>au</strong>sed<br />
some exploration contracts to be canned<br />
altogether.<br />
In this report, a number of industry insiders<br />
reveal how NOPSEMA has been c<strong>au</strong>sing a<br />
stir, subjecting seismic vessels to levels of<br />
operational <strong>com</strong>pliance that are more stringent<br />
that even standards applicable to fully laden oil<br />
tankers.<br />
This resulted in the $165 MM Polarcus vessel<br />
Alima, one of the most environmentally<br />
sophisticated vessels of its kind, being anchored<br />
off Broome for five weeks – at a significant cost<br />
to Woodside, who had contracted the vessel<br />
for a $100 MM survey on the North West Shelf<br />
and, as Operator, was required to submit an<br />
environment plan that incorporated an oil spill<br />
contingency plan.<br />
In another instance a seismic sur vey program<br />
was cancelled altogether. The <strong>com</strong>pany is<br />
currently considering claiming force majere as<br />
a consequence of the bure<strong>au</strong>cracy and red<br />
tape surrounding NOPSEMA, which <strong>com</strong>panies<br />
allege is entangling the exploration industr y in<br />
Australia.<br />
The Australian Maritime Safety Authority (AMSA)<br />
said all vessels in Australian waters were regulated<br />
for safety and environmental purposes. Some<br />
regulations may be based on the International<br />
Maritime Organisation MARPOL convention which<br />
categorised all vessels under one or more of the<br />
following annexes governing regulations for the<br />
prevention by: oil, noxious liquid substances<br />
in bulk, harmful substances carried by sea in<br />
packaged form, sewage from ships, garbage by<br />
ships and air pollution by ships.<br />
These regulations were implemented by various<br />
federal and state laws depending on the size<br />
and activity of the vessels.<br />
However, vessels are often subject to additional<br />
regulations, depending on their activity, which<br />
are enforced by the relevant government<br />
agency (for example, some fishing vessels<br />
require fishing licences administered by the<br />
Australian Fisheries Management Authority).<br />
NOPSEMA has allegedly overstepped the mark<br />
in its stringent interpretation of the Offshore<br />
Petroleum and Greenhouse Gas Storage Act by<br />
forcing seismic operators to submit an oil spill<br />
contingency plan synonymous with offshore<br />
rigs and production platforms, among a<br />
number of other heavy handed requirements.<br />
During the process of evaluation three<br />
NOPSEMA officials spent a week on the Alima<br />
performing an <strong>au</strong>dit of Woodside’s project<br />
that involved a thorough examination of the<br />
vessel including an investigation into how<br />
the <strong>com</strong>pany disposed of barnacles that had<br />
attached to streamers. Apparently NOPSEMA<br />
classifies barnacles as waste which should not<br />
be returned to the ocean.<br />
NOPSEMA was described as being “obsessed”<br />
with collisions at sea, despite The Australian<br />
Transport Safety Bure<strong>au</strong>’s (ATSB) marine safety<br />
database indicating that there have been no<br />
recorded instances of collisions, groundings or<br />
sinking of a seismic vessel or its support vessels<br />
in Australian waters in at least the last 30 y ears.*<br />
“In some instances, when a large vessel <strong>com</strong>es<br />
within 200 km we take notice. At 100 km we<br />
take a lot of notice and at 50 k m we start to<br />
shit ourselves. At 20 km we would bring in all<br />
the gear and the chase boat and suppor t vessel<br />
would try and put themselves between the<br />
approaching vessel and the seismic ship,” said<br />
one industry professional.<br />
Another seasoned seismic operator said with<br />
fishing activity within a 3D ‘racetrack’, based<br />
on a racetrack width of about 10 k m, a fishing<br />
vessel could be 5 km from a survey vessel<br />
with close on-water cooperation achieving a<br />
harmonious synergy.<br />
Polarcus’ vessels are double-hulled, a<br />
virtually unique safety feature exclusive to oil<br />
carriers, and subscribes to the highest global<br />
environmental standards attainable, classified<br />
as Ice Class 1A+. This year the vessel worked<br />
for Shell operating in the ice fields of the Ar ctic<br />
where it had to be robust enough to function<br />
safely in 1 m thick ice.<br />
Nevertheless, NOPSEMA still demanded that<br />
Woodside submit details of how they would<br />
avoid collisions at sea off the nor th west coast<br />
of Australia.<br />
This was despite the Alima operating in Arctic<br />
fields so saturated with icebergs and growlers<br />
moving in different directions that daily<br />
satellite images were downloaded to plan for<br />
operations. An investigation revealed that,<br />
by contrast, only 12 vessels in two years had<br />
passed through the area to be surveyed by the<br />
Alima for Woodside.<br />
Some <strong>com</strong>panies are said to be incensed at<br />
being granted Federal Government approval<br />
to explore for hydrocarbons off the coast<br />
of Australia, only for another government<br />
department to subsequently scuttle operations<br />
and send costs soaring.<br />
Australia is already in the spotlight for<br />
significant cost blow-outs to major projects<br />
and high operating expenses in <strong>com</strong>parison<br />
to other parts of the world, c<strong>au</strong>sing energy<br />
<strong>com</strong>panies to review planned operations in<br />
Australia.<br />
It is understood that the cost of <strong>com</strong>missioning a<br />
state-of-the-art seismic vessel for an exploration<br />
program can be about $350,000 a day.<br />
In the pre-NOPSEMA era, when oil <strong>com</strong>panies<br />
were able to get approval from the Western<br />
Australian government for seismic operations,<br />
the process is believed to have taken days, as<br />
opposed to weeks running into months.<br />
Besides conforming to the most stringent Arctic<br />
standards of any seismic vessel to operate in<br />
harsh environmental regions where “not many<br />
can go”, the Alima had safely <strong>com</strong>pleted a<br />
110,000 km 2 program in ice fairways as part of a<br />
three boat, three month operation.<br />
The vessel exceeds even Australian<br />
environmental standards by having the capacity<br />
to measure its own emissions. It is equipped with<br />
a high specification catalytic converter used to<br />
* http://www.atsb.gov.<strong>au</strong>/publications/<br />
safety-investigation-reports.aspx<br />
24 | PESA News Resources | December 2012 / January 2013
industry news<br />
reduce nitrous oxide by 60 to 80% by converting<br />
it into nitrogen, an inert gas, and water, using a<br />
liquid form of urea imported from Rotterdam.<br />
This process also reduces soot output.<br />
In addition, the vessel has minimised emissions<br />
being powered by heavy diesel marine oil<br />
similar to the low-sulphur diesel fuel used in<br />
motor vehicles. The revolutionary X-bow design<br />
delivers 15–20% more efficient hydrodynamic<br />
properties in a head sea, fur ther reducing<br />
emissions.<br />
The vessel recently acquired a EEE worldwide<br />
environmental rating from DNV, the highest<br />
standard available conforming to green standards<br />
exceeding the criteria for cruise-liners.<br />
John Hughes, an independent geophysical<br />
operations advisor who assists a number of<br />
oil and gas <strong>com</strong>panies submitting sur vey<br />
applications, is concerned that NOPSEMA’s<br />
pedantic and interpretive application of the act<br />
and regulations is not having the desired effect<br />
of improving the safety and environmental<br />
sensitivity of what he considers are already very<br />
safe and environmentally sensitive operations.<br />
He said forcing state-of-the-art vessels to<br />
<strong>com</strong>ply with oil rig safety standards and<br />
standards that are significantly higher than<br />
other shipping in Australian waters is c<strong>au</strong>sing<br />
concern in the industry.<br />
“These actions are c<strong>au</strong>sing very significant and<br />
expensive suspensions and even cancellations,<br />
to work programs” added Hughes. “I’m sure<br />
NOPTA (National Offshore Petroleum Titles<br />
Authority) must have seen a significant increase<br />
in suspension and extension requests from<br />
petroleum licence holders in the last few<br />
months.<br />
“It appears that NOPSEMA’s emphasis on the<br />
wording of the OPGGS Act and Regulations<br />
which, in a number of instances needs<br />
significant re-drafting, is resulting in the<br />
regulator, operators and seismic contractors<br />
placing more effort on bure<strong>au</strong>cratic<br />
documentation than focusing on the practical<br />
aspects of the safety and environmental<br />
sensitivity of the activity.<br />
“For example, here are two requirements of<br />
the OPGGS Act/Regulations that give rise<br />
to significant misinterpretation by all and<br />
angst plus significant additional workload for<br />
no benefit for the industry. First, a ‘relevant<br />
person’ with whom the operator must consult<br />
in preparing the EP is, among other things,<br />
defined as ‘a person or organisation whose<br />
functions, interests or activities may be affected<br />
by the activities to be carried out under the<br />
environment plan’.<br />
December 2012 / January 2013 | PESA News Resources | 25
industry news<br />
“This definition enables environmental NGOs<br />
to claim that they are ‘relevant persons’. In fact,<br />
even though I’m sure the Act and Regulations<br />
were written to ensure the operator consulted<br />
with all other stakeholders who actually used<br />
or had responsibility for the area in which the<br />
activity would be carried out, the definition<br />
is so wide-ranging that any person whose<br />
‘interests may be affected’ (even if they are not<br />
tangible interests – simply ideological interests!)<br />
can now claim they are a ‘relevant person’ and<br />
must be consulted by the operator.<br />
“This then leads to the second requirement<br />
that we are concerned about. That is, we must<br />
include in the EP ‘a copy of the full text of any<br />
response by a relevant person’ and ‘a statement<br />
of the operator’s response, or proposed<br />
response, if any, to each objection or claim’.<br />
“The out<strong>com</strong>e is obvious, the operator<br />
spends extensive efforts addressing issues<br />
that are often irrelevant and the EP be<strong>com</strong>es<br />
a major document that is not of prac tical<br />
use to those that carry out the activity but,<br />
put simply, just ticks the box for NOPSEMA.<br />
Furthermore, the requirement to include<br />
‘a copy of the full text of any response by<br />
a relevant person’ in the EP makes it even<br />
more difficult to consult with the fishing<br />
industry and individual fishermen who simply<br />
do not wish the <strong>com</strong>mercial in confidence<br />
information that they sometimes provide us<br />
to be placed in the EP,” said Hughes.<br />
“Furthermore, such information is simply not<br />
relevant to the environmental sensitivity or<br />
safety of the seismic survey.<br />
“It is now be<strong>com</strong>ing very difficult to get a seismic<br />
survey acquired in the first permit year of a<br />
three year guaranteed work program. Up until<br />
recently (prior to NOPSEMA’s arrival), although<br />
it was a challenge, it was not a significant<br />
problem. Under Australian petroleum licencing<br />
procedures, seismic surveys are generally<br />
conducted in the first year and drilling in year<br />
three of a guaranteed three-year program. I<br />
would suggest this is now almost impossible in<br />
the current regulatory regime and will inevitably<br />
lead to exploration wells being delayed and<br />
drilling/development activity in decline.<br />
“Another concern is that NOPSEMA appears<br />
to have an unrealistic assessment of the risk<br />
of collision involved in seismic surveys. They<br />
appear to consider the risk of collision during<br />
a seismic survey to be higher than general<br />
<strong>com</strong>mercial shipping due to the fact that the<br />
vessel moves slowly and is in the same general<br />
area for a period of time. Given the track record<br />
and statistics plus the use of such mitigation<br />
factors as scout/support vessels, notices to<br />
mariners, amongst other processes, I fail to<br />
understand how NOPSEMA can maintain this<br />
position,” said Hughes.<br />
Under current regulations, the ‘instrument<br />
holder’, who holds <strong>au</strong>thority to carry<br />
out a ‘petroleum activity’ must submit<br />
an environment plan and <strong>com</strong>ply with<br />
environment plans as accepted by NOPSEMA.<br />
Department of Transport Oil Spill Response<br />
co-ordinator Matt Verney said prior to the<br />
Montara oil spill from the PTTEP, Thai-operated<br />
West Atlas oil rig in 2009, the Western Australian<br />
Department of Mines and Petroleum, in<br />
conjunction with the Department of Transport,<br />
had regulated offshore petroleum activity on<br />
behalf of the Commonwealth Government.<br />
He said <strong>com</strong>panies involved in oil extraction<br />
had to submit an oil contingency plan to the<br />
DMP, which was then forwarded to DOT for<br />
review and <strong>com</strong>ment.<br />
NOPSEMA was created to regulate petroleumrelated<br />
activity in Commonwealth waters after<br />
a Federal Government investigation into the<br />
Montara incident had concluded that there<br />
were short<strong>com</strong>ings in the Northern Territory’s<br />
regulation regime that had approved the West<br />
Atlas for operations.<br />
The Western Australian government still has<br />
jurisdiction over activities in State waters, which<br />
Verney said extended three n<strong>au</strong>tical miles off<br />
the coast en<strong>com</strong>passing strategic islands such<br />
as Barrow Island, home to the gargantuan<br />
Gorgon project, and Browse Island.<br />
“Seismic vessels do not have to submit an oil<br />
spill contingency plan for operating in state<br />
waters,” Verney said.<br />
In response to the industry concerns over<br />
heavy-handed regulation of the seismic industry,<br />
NOPSEMA responded by stating it is “simply<br />
applying the law via its legislated assessment,<br />
inspection and <strong>com</strong>pliance functions”.<br />
“The <strong>au</strong>thority’s policies and processes,<br />
including assessment of environment plans,<br />
focus on ensuring duty holders, and the<br />
regulator, <strong>com</strong>ply with their obligations<br />
specified in law. This reflects the objectives of<br />
the regulatory regime, which allows industry<br />
to tailor environment plans and oil spill<br />
contingency plans (and the risk management<br />
measures within them) appropriate to the<br />
nature and scale of a proposed activity,”<br />
NOPSEMA said in a written response to our<br />
questions regarding grievances brought against<br />
it by the industry.<br />
“In practice this means there are no stipulations<br />
in the offshore petroleum legislation about,<br />
for example, disposing of barnacles as trash.<br />
But with that flexibility <strong>com</strong>es a responsibility<br />
for the operator to demonstrate appropriate<br />
management of the risks and impacts that<br />
are generated by their activity. This means<br />
that proposed activities involving higher risks,<br />
such as re-fuelling at sea in a sensitive coral<br />
reef environment, requires <strong>com</strong>mensurate risk<br />
management measures by industry.<br />
“Further, NOPSEMA inspections will involve<br />
monitoring how industry has <strong>com</strong>plied with<br />
industry’s own <strong>com</strong>mitments listed in the<br />
environment or oil spill contingency plans.<br />
Throughout all of its functions, NOPSEMA<br />
encourages and facilitates extensive<br />
consultation with industry to discuss concerns<br />
and misconceptions regarding the offshore<br />
regulatory regime and NOPSEMA’s functions<br />
and processes.”<br />
From the tone of NOPSEMA’s response it<br />
doesn’t appear the industry can expect a better<br />
understanding of its predicament. <br />
26 | PESA News Resources | December 2012 / January 2013
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industry news<br />
Beach Energy’s Cooper Basin Resurgence Continues<br />
Beach Energy will spend up to a record<br />
$410 MM on South Australian Cooper<br />
Basin exploration and development<br />
and add up to 50 new jobs at its Glenside<br />
headquarters in the current financial<br />
year as new technologies and shale gas<br />
opportunities transform Australia’s onshore<br />
energy hub.<br />
In total the Adelaide-based oil and gas group,<br />
will spend up to $450 MM on development and<br />
exploration activities in the current financial<br />
year with the vast majority devoted to SA’s<br />
Cooper Basin region.<br />
This reflects expected record spending of<br />
well over $1 B in the current financial year<br />
for all <strong>com</strong>panies operating in the S outh<br />
Australian Cooper Basin on exploration and<br />
development.<br />
Beach, which has zero corporate debt and close<br />
to $500 MM in cash and undrawn loan facilities,<br />
as well as annual operating cash flow of around<br />
$300 MM expected for this financial year, is<br />
investing heavily in South Australia’s Cooper<br />
Basin renaissance.<br />
Over 100 wells will be drilled by Beach (either<br />
alone or in partnership) with the vast majority<br />
devoted to the SA portion of the Cooper Basin<br />
to define more gas reserves for the East coast<br />
market.<br />
Reg Nelson, Beach Energy Managing Director.<br />
Image courtesy of Beach Energy<br />
Beach is also harnessing the latest oil industry<br />
technology to drill the Holdfast-2 horizontal<br />
well in the Cooper Basin, due to start in mid-<br />
December. This well is expected to be drilled<br />
vertically for 3 km with the potential to then be<br />
drilled laterally for up to another 2 km into the<br />
key gas bearing shale formations.<br />
On 23 November, at Beach’s AGM, Managing<br />
Director Reg Nelson said said the Cooper Basin<br />
is not receiving international recognition.<br />
“It is clear that several billion dollars will be<br />
spent by petroleum <strong>com</strong>panies in the Cooper<br />
Basin on exploration and development<br />
activities in the next five years. Beach alone<br />
will be involved in over 100 wells in the next<br />
12 months.<br />
“The shale revolution has had a major impact<br />
on the USA’s energy security and transformation<br />
from coal to gas. There is no reason to believe<br />
this will not happen in Australia. The Cooper<br />
Basin, with its existing infrastructure linked to<br />
the vast East coast gas network and the new<br />
LNG developments in Queensland, has be<strong>com</strong>e<br />
the engine room of Australia’s East coast energy<br />
industry.<br />
“Gas demand for both the Australian domestic<br />
market and export LNG projects is expected to<br />
triple to around 3,000 PJ a year by 2020. From<br />
2015 onwards, we expect that a number of<br />
domestic and export linked gas production<br />
opportunities will open up for gas from the<br />
Cooper Basin.<br />
“To keep pace with this dramatic increase in<br />
exploration, Beach Energy expects to lift its<br />
total employee base from 130 to 180 by the<br />
end of this financial year, a 40% increase, at a<br />
time when South Australia really needs new<br />
jobs.<br />
“On top of this, many more new jobs will be<br />
generated through the numerous contractors<br />
involved in Beach’s very active operations.” <br />
B<strong>au</strong>er Field May Hold More Oil<br />
On 6 November Beach Energy and<br />
Drillsearch Energy announced that<br />
they have made a new Cooper<br />
Basin oil discovery that may increase<br />
reserves at the B<strong>au</strong>er oil field, announced on<br />
6 November.<br />
The B<strong>au</strong>er North-1 well intersected about 3 m<br />
of net oil pay in high quality McKinlay/Namur<br />
sandstones and will be cased and suspended<br />
as a future oil production well.<br />
Following <strong>com</strong>pletion, it will tied into the<br />
B<strong>au</strong>er central production facility.<br />
Mud and wireline logs indicate that B<strong>au</strong>er<br />
North-1, which is 2.2 km north northwest from<br />
the B<strong>au</strong>er-8 development well, appears to<br />
have similar but differing oil/water contacts to<br />
the B<strong>au</strong>er oil field. This suggests that it may be<br />
part of the B<strong>au</strong>er oil field and fur ther appraisal<br />
drilling is required to confirm this.<br />
Following <strong>com</strong>pletion of operations at B<strong>au</strong>er<br />
North-1, the Ensign 930 rig will move to drill<br />
the B<strong>au</strong>er-9 appraisal well.<br />
Drilling results from both wells will be<br />
included in a reserves update for the B<strong>au</strong>er oil<br />
field.<br />
Beach has a 40% operating interest in PEL 91<br />
while Drillsearch holds 60%. <br />
PEL 91 Western Flank Oil Fairway – B<strong>au</strong>er oil field<br />
development.<br />
4<br />
28 | PESA News Resources | December 2012 / January 2013
industry news<br />
Central Petroleum And Total Announce Strategic<br />
Alliance For Exploration In Southern Georgina Basin<br />
Central Petroleum has announced a<br />
multistage farm-out agreement with<br />
French energy <strong>com</strong>pany Total for the<br />
exploration of approximately 6 MM acres in<br />
the southern Georgina Basin.<br />
The 6 November agreement covers four highly<br />
prospective areas in the vicinity of recent<br />
discoveries in the southern Georgina Basin in<br />
central Australia, in EP(A)132 in the Northern<br />
Territory and ATP(A)909, ATP(A)911 and<br />
ATP(A)912 in Queensland.<br />
The exploration will start with an investment<br />
by the JV of US$60 MM for stage one, and, at<br />
Total’s election, US$130 MM for stages two<br />
and three. Should Total continue and fulfil its<br />
funding obligations for stages two and three,<br />
Total will earn in increments to a total of 68%<br />
in the permits.<br />
Total is required to fund 80% of exploration<br />
and appraisal costs over four years to which<br />
Total has <strong>com</strong>mitted the first US$48 MM of<br />
expenditure for stage one after which Central<br />
will fund the next US$12 MM.<br />
Central will operate the farm-out areas for the<br />
first four years and after <strong>com</strong>pletion of stage 3<br />
Total will assume operator-ship for 90% of the<br />
area. Central will retain operatorship of the<br />
upstream activities on the remaining 10% of<br />
the area.<br />
Central, CEO Richard Cottee has attracted<br />
significant investment into the <strong>com</strong>pany’s<br />
tenements and said that with this<br />
agreement Central could achieve long term<br />
objectives he had outlined to the market<br />
and the access to the capital required for<br />
success.<br />
“Central Petroleum retains 100% interest<br />
in and 100% access to the cash flow from<br />
its Surprise discovery. This also gives the<br />
<strong>com</strong>pany the necessary time to build the<br />
human resources and expertise to develop its<br />
capacity as an operator.<br />
“The <strong>com</strong>pany’s focus is clearly on the<br />
exploration and development of our assets<br />
in the Amadeus and Southern Georgina<br />
Basins.<br />
“Central is locating its head office to<br />
Brisbane from where it is better placed<br />
to concentrate on the development of its<br />
operator-ship of the southern Georgina<br />
Basin holding. We expect that the ATPs will<br />
be granted in the New Year allowing us<br />
to have a planned build-up of resources”,<br />
Cottee said.<br />
In October, he announced that Santos would<br />
fund exploration in the <strong>com</strong>pany’s 13 permit/<br />
application areas in the Amadeus and Pedirka<br />
basins in central Australia by spending an<br />
initial $30 MM.<br />
It will provide capital for a fully funded<br />
exploration programme while enabling Central<br />
to retain a significant interest in the southern<br />
Georgina Basin. <br />
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December 2012 / January 2013 | PESA News Resources | 29
industry news<br />
Energy White Paper Wel<strong>com</strong>ed By Santos<br />
But Mixed Feelings From APIA And DomGas<br />
The eagerly awaited / Energy<br />
White Paper – Australia’s Energy<br />
Transformation / document drew a<br />
mixed response from industry and lobby<br />
groups after being released by the Federal<br />
Government on 8 November.<br />
Setting out the Government’s strategic<br />
policy framework to guide Australia’s energy<br />
transformation to a cleaner and more productive<br />
energy economy, the central objective of the<br />
paper is to provide the settings to deliver secure,<br />
reliable, clean, <strong>com</strong>petitively priced energy<br />
to consumers; while building national wealth<br />
through the safe and sustainable development<br />
of our energy resources.<br />
In Melbourne Minister for Resources and<br />
Energy, Martin Ferguson, outlined the massive<br />
transformation underway in Australia’s energy<br />
and resource sectors, saying the need to<br />
ensure the right policy settings are in place<br />
to effectively respond to this change is<br />
paramount.<br />
“The Energy White Paper is about laying<br />
the foundation for sound energy policy<br />
development in this country for years to <strong>com</strong>e,”<br />
Ferguson said.<br />
Ferguson noted challenges such as rising<br />
energy prices and the importance of<br />
maintaining liquid fuel security and bringing<br />
new clean energy technologies to market.<br />
“It is also important that all governments maintain<br />
an attractive investment environment through<br />
efficient, timely and consistent national planning,<br />
approval and regulatory processes,” he said.<br />
Ferguson said the Australian Government<br />
recognises that rising energy prices are hurting<br />
households and businesses and carrying out the<br />
energy market reforms outlined in the Energy<br />
White Paper will help to ease price pressures<br />
over the longer-term, while acknowledging that<br />
there are no quick fix solutions.<br />
“However, the Australian Government cannot<br />
do this alone. Governments at all levels must<br />
embrace key reforms, including improving the<br />
efficiency of electricity networks, establishing<br />
effective <strong>com</strong>petition and removing retail<br />
price caps, providing for greater demandside<br />
participation and moving towards cost<br />
reflective pricing,” he said.<br />
Martin Ferguson, Minister for<br />
Resources and Energy.<br />
“The key to delivering on this reform agenda –<br />
and locking in the benefits to consumers – will<br />
depend largely on the agreement that can be<br />
reached by the Standing Council on Energy and<br />
Resources followed by the Council of Australian<br />
Governments later this year,” Ferguson said.<br />
Also <strong>com</strong>menting was the Australian Pipeline<br />
Industry Association (APIA), who wel<strong>com</strong>ed the<br />
increased focus on the challenges facing Australia’s<br />
natural gas industry. However it claimed that<br />
according to the nation’s gas transmission industry<br />
there remains a need to address a looming gas<br />
price “bubble” which could threaten Australian<br />
industries that rely on gas as a major input.<br />
APIA also said that according to work being<br />
undertaken by the Australian Pipeline Industry<br />
Association, and economic consultancy, ACIL<br />
Tasman, LNG exports from Australia and the<br />
slowdown in CSG development may lead to<br />
a supply shortfall of natural gas and an up t o<br />
seven-year east coast gas price “bubble”.<br />
Cheryl Cartwright, Chief Executive of APIA<br />
warned that such a short-to-medium term price<br />
hike has the potential to close down Australian<br />
businesses unable to deal with an explosion in<br />
the price they pay for their gas.<br />
“Federal Government claims that market<br />
development initiatives such as the Gas Bulletin<br />
Board, the Short Term Trading Market and a<br />
proposed gas supply hub at Wallumbilla in<br />
Queensland can assist in providing access<br />
to affordable gas are, at best, misguided”,<br />
Cartwright said.<br />
“While such mechanisms increase information<br />
availability and demand flexibility, they do not<br />
provide more gas to Australian industry, nor will<br />
they reduce prices. The Gas Bulletin Board and<br />
Cheryl Cartwright, Chief Executive<br />
of APIA.<br />
Tony Petersen, DomGas Alliance.<br />
Short Term Trading Markets are already in place<br />
and are doing nothing to prevent the supply<br />
and prices issues facing Australian industry.<br />
“While the Energy White Paper is wel<strong>com</strong>e,<br />
and its call for regular review of the energy<br />
economy demonstrates foresight, there remains<br />
the fundamental challenge facing Australia’s<br />
energy industries, and that is, the cost to the<br />
domestic economy of linking national gas<br />
prices to LNG-export prices.<br />
“However, APIA agrees with the suggested partsolution<br />
to addressing the price bubble, and<br />
that is improved access to the nation’s vast gas<br />
reserves in order to increase gas supply.<br />
“The current delays in CSG developments in<br />
Queensland and New South Wales will coincide<br />
with LNG-export demand <strong>com</strong>ing on line, and<br />
exporting <strong>com</strong>panies will need to draw on gas<br />
that had been anticipated to be available to<br />
Australian gas users,” she said.<br />
A graph developed by ACIL Tasman predicts the<br />
expected seven year east coast price “bubble”<br />
<strong>com</strong>mencing from 2013 and tailing off by 2020 as<br />
gas production eventually meets market demand.<br />
“After this ‘bubble’, or without the ‘bubble’, it is<br />
expected the price of gas would increase, but<br />
remain affordable,” Cartwright said.<br />
“Right now, the answer to affordable gas<br />
prices is to not tinker with end markets, nor<br />
gas transportation – the solution is to address<br />
gas supply – and ensure that businesses<br />
threatened by a short-to-medium term price<br />
hike can survive until the price levels out.<br />
“With the vast resources of natural gas in<br />
Australia, improved access will address<br />
30 | PESA News Resources | December 2012 / January 2013
industry news<br />
supply issues – which will in tur n assist in bringing prices down. In the<br />
meantime, Government should seriously consider whether it wants a<br />
short-term gas supply crisis to permanently damage some sectors of the<br />
economy.<br />
“If businesses are not viable in the long-term, then market forces should<br />
allow them to close or move offshore, but if the dramatically high pr ice of<br />
this input to their business is temporary, the Government should step in.<br />
“As we have seen already, a failure by Governments to step in has led to<br />
the closure of many manufacturing businesses – including steel pipeline<br />
manufacture, which has closed forever bec<strong>au</strong>se of the high Australian<br />
dollar and the tardiness of any useful action by the Government’s<br />
Manufacturing Taskforce, led by former Queensland Premier Peter Beattie.<br />
“It would be a tragedy if this mistak e is repeated. Future transmission<br />
infrastructure construction will be hampered by the lack of local production.”<br />
On the other hand Santos wel<strong>com</strong>ed the Energy White Paperand its<br />
recognition of the important role natural gas will play in Australia’s energy<br />
future.<br />
Santos Chief Executive David Knox said, “Australia’s abundant gas resources,<br />
together with the economies of scale provided by the export LNG market,<br />
put us in an enviable position to both adequately supply our domestic<br />
market and deliver the significant economic benefits possible from Asian<br />
demand growth.<br />
“Interventions in gas markets that disrupt the natural economic forces<br />
of supply and demand will result in Australia’s gas resources being<br />
uneconomic and ultimately unavailable to Australian industry and<br />
consumers. This will undermine the more than $180 B being invested in<br />
Australia’s LNG sector and the significant follow-on investments which are<br />
currently in the planning phase.”<br />
chemicals industry alone, as well as other value-adding manufacturing like<br />
plastics, aluminium, steel and <strong>au</strong>tomotives,” Petersen said.<br />
“The US has taken a strategic approach on energy security and requires<br />
LNG exporters to prioritise the local economy. Canada also applies a<br />
national interest test on exports to ensure the domestic market is not<br />
disadvantaged in any way. It makes no economic sense for Australia to link<br />
our domestic gas prices to the world’s highest prices in Japan.”<br />
Petersen said the market has failed to deliver and governments must act in<br />
the national interest to ensure supply.<br />
“Most of Australia’s gas resources are now controlled by a handful of very<br />
large producers who think in terms of multi-billion dollar LNG contracts.<br />
Selling to smaller Australia customers will not happen voluntarily,” he said.<br />
“These resources belong to all Australians. Simply saying ‘Let the market<br />
work’, as the White Paper does, is not in the national interest.”<br />
It should be noted that Australia is the only country in the world where<br />
international oil <strong>com</strong>panies can openly access and expor t gas without<br />
prioritising the local economy.<br />
It is also the only major gas pr oducing country facing serious shortages<br />
and sharply rising prices.<br />
The DomGas Alliance wel<strong>com</strong>ed proposed changes to improve<br />
transparency and participation in the management of offshore retention<br />
leases. These changes were re<strong>com</strong>mended six years ago in 2007. <br />
Santos acknowledged the Energy White Paper’s challenge to ensure the gas<br />
industry’s <strong>com</strong>petitiveness amid rising construction costs and increasing<br />
<strong>com</strong>petition from emerging global suppliers.<br />
Knox said “it is vital that the industr y address these cost challenges<br />
through the application of new technology, innovation and the ongoing<br />
development of a skilled and mobile labour force.<br />
“Santos is making inroads into reducing its own costs and will continue<br />
to work with the broader industry to ensure that the future pipeline of<br />
projects is <strong>com</strong>petitive and attracts the investment needed.”<br />
In opposition to this – the DomGas Alliance claimed the Energy White<br />
Paper effectively surrenders Australia’s <strong>com</strong>petitive advantage in energy.<br />
In a statement released in response to The Energy White Paper DomGas<br />
said that despite a massive increase in gas production, Australian industry<br />
cannot secure long term supply at affordable prices.<br />
Australia now has some of the highest domestic gas pr ices in the world at<br />
around $8 – $12 per gigajoule. This <strong>com</strong>pares to just $3.50 in the US and<br />
$3.20 in Canada.<br />
DomGas Alliance Chairman, Tony Petersen, said Australia’s approach<br />
contrasts to the United States where a manufacturing renaissance was<br />
underway on the back of affordable gas.<br />
“Affordable gas has driven some $US 40 B in ne w investment in the US<br />
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December 2012 / January 2013 | PESA News Resources | 31
industry news<br />
Hackers Posing A Threat To Industry<br />
Anonymous is a loosely associated<br />
hacktivist group. Hacktivism being<br />
the use of <strong>com</strong>puters and <strong>com</strong>puter<br />
networks as a means of protest to promote<br />
political ends. Anonymous originated in 2003<br />
on the imageboard 4chan, representing<br />
the concept of many online and offline<br />
<strong>com</strong>munity users simultaneously existing as<br />
an anarchic, digitised global brain. It is also<br />
generally considered to be a blanket term for<br />
members of certain internet subcultures, a<br />
way to refer to the actions of people in an<br />
environment where their actual identities<br />
are not known. It strongly opposes internet<br />
censorship and surveillance, and has hacked<br />
various government websites. It has also<br />
targeted major security corporations. In<br />
public, its members are distinguished at<br />
various protests by wearing Guy Fawkes masks.<br />
In July this year, Anonymous supported a<br />
protest against the tar sands oil industr y, which<br />
ended in protesters dancing on the meeting<br />
table of the Governor of Montana.<br />
Anonymous networked like ants in the internet<br />
to get word out about this civil disobedience,<br />
and about the issue at hand. Anonymous spent<br />
weeks researching the corporations involved,<br />
uncovering mountains of email addresses and<br />
contact info of employees who Anonymous<br />
considers to “work to destroy our planet for<br />
profit.”<br />
The group was in protest of the Keystone XL<br />
pipeline and made a week-long information<br />
campaign against the project and spread<br />
word of Washington D.C. protests where over<br />
850 people were arrested at the White House<br />
for peaceful sit-ins.<br />
Anonymous said, “our journey has manifested<br />
into a full-on conquest to expose the corruption<br />
in the <strong>com</strong>panies who plan to mine this oil and<br />
build the Keystone XL pipeline from Canada to<br />
the Gulf of Mexico.”<br />
Anonymous proceeded to release hundreds<br />
of corporate emails that were obtained from<br />
servers of oil industry websites. The mailservers<br />
of Transcanada were shut down for two days.<br />
At the time, Wikileaks, a group that Anonymous<br />
supports, published a series of cables and<br />
according to Anonymous: “directly prove that<br />
Statoil corporation, a major player in the tar<br />
sands industry, has fired workers in Venezuela<br />
for their political leanings, in collusion with<br />
state-owned petroleum <strong>com</strong>pany PDVSA.”<br />
The Embassy Caracas Venezuela cable reference<br />
number 08CARACAS264 stated, “Norway’s<br />
StatoilHydro received a far more lucrative<br />
<strong>com</strong>pensation package for its lost equity in<br />
the former Sincor strategic association than<br />
reported in the press.”<br />
Another quotes Canadian Environmental<br />
Minister Prentice as saying he is deeply<br />
concerned with the effect of the tar sands on<br />
the image of Canada,” claimed Anonymous.<br />
Group Anonymous is not the only hackers out<br />
there posing a threat to the Industry. On the<br />
14 October the United States admitted they<br />
believe a series of cyber attacks on domestic<br />
banks and some foreign oil <strong>com</strong>pany’s carried out<br />
over the last year are the handy work of a group<br />
of hackers linked to the Iranian government.<br />
Leon Panetta, Defence Secretary said the<br />
cyber-threat from Iran has grown, and declared<br />
that the Pentagon is prepared to take action<br />
if America is threatened by a <strong>com</strong>puter-based<br />
ass<strong>au</strong>lt. The hackers are apparently part of<br />
a group of less than 100 <strong>com</strong>puter security<br />
specialists from Iranian universities and network<br />
security firms, according to theHackernews.<strong>com</strong>.<br />
American officials have said they are able to<br />
discover the source of the recent cyber-attacks.<br />
The Iranian official said Tehran has already offered<br />
help to boost the <strong>com</strong>panies cyber-security, as<br />
Iran has itself recently been the victim of cyberattacks<br />
on its offshore oil platforms.<br />
The cyber-attacks hit the S<strong>au</strong>di Arabian state<br />
oil <strong>com</strong>pany Aramco and Qatari natural<br />
gas producer RasGas using a virus, known<br />
as Shamoon, which can spread through<br />
networked <strong>com</strong>puters and ultimately wipes out<br />
files by overwriting them. Iran blames Israel and<br />
the United States for the attacks.<br />
In Australia there has been numerous cases<br />
of Group Anonymous cyber attacks on the<br />
Australian Government. With no reports thus far<br />
on any attacks on Australian based oil and gas<br />
<strong>com</strong>panies. This is not to say it would or could<br />
not happen in the future.<br />
The Australian Federal Police gave PESA<br />
News Resources some organisational-specific<br />
preventative hacking tips to readers including;<br />
Members of the group Anonymous wearing Guy Fawkes masks in Los Angeles, 2008.<br />
••<br />
Educating staff on maintaining the<br />
confidentiality of systems and information<br />
so as not to leave them open to corporate<br />
espionage.<br />
••<br />
Implementing policies which do not permit<br />
employees to access social media sites at<br />
work, as these sites can allow malware to<br />
access <strong>com</strong>pany systems.<br />
••<br />
Maintaining firewalls and other protective<br />
measures across the workplace network.<br />
••<br />
Information Communication Technology<br />
(ICT) organisations spend a lot of time,<br />
money and effort on identifying potential<br />
vulnerabilities in their products and providing<br />
‘patches’ to the public to over<strong>com</strong>e this.<br />
••<br />
However, it is still up to the individual user<br />
or <strong>com</strong>pany to ensure that they make the<br />
most of all the protection options available<br />
to them. <br />
32 | PESA News Resources | December 2012 / January 2013
industry news<br />
DownUnder GeoSolutions Appoints New COO<br />
DownUnder GeoSolutions appointed P<strong>au</strong>l Crute as its new Chief<br />
Operations Officer in September.<br />
Crute joins the <strong>com</strong>pany with a 25 year career in the resources sector,<br />
including senior executive and management roles in the resources and oil and<br />
gas industry, most recently as Executive General Manager of Human Resources at<br />
Oil Search Ltd. Prior to that he was with BHP Billiton as Vice President of Human<br />
Resources for many of their divisions around the world.<br />
This international management experience will serve him well in his new role at<br />
DownUnder GeoSolutions as they expand into new global markets. Although based<br />
in Perth, DownUnder GeoSolutions has a large hub in Malaysia and recently opened<br />
offices in Brisbane, Singapore, London and Houston.<br />
Crute’s role at DownUnder GeoSolutions will focus on managing the resources,<br />
infrastructure, systems and processes the <strong>com</strong>pany needs to meet its global<br />
growth objectives.<br />
DownUnder GeoSolutions Managing Director, Dr Matthew Lamont said, “P<strong>au</strong>l<br />
Crute brings a new level of strategic business thinking to our <strong>com</strong>pany. His<br />
thorough understanding of our industry, coupled with his proven ability to build<br />
and manage organisational capability will be an incredible asset to our <strong>com</strong>pany<br />
as we continue our growth path.” <br />
P<strong>au</strong>l Crute, COO, DownUnder GeoSolutions.<br />
December 2012 / January 2013 | PESA News Resources | 33
industry news<br />
Buru Pens State Agreement For WA Domgas<br />
Buru Energy’s has struck a deal with<br />
the West Australian government to<br />
build a $500 MM Kimberley pipeline<br />
connecting to the domestic gas network<br />
in the Pilbara, an agreement representing<br />
a major boost to the <strong>com</strong>pany’s shale gas<br />
aspirations from its Canning Basin assets.<br />
In terms of the arrangement, WA’s domestic<br />
gas reservation policy that secures 15% of gas<br />
from new projects for domestic use, has now<br />
been extended to an onshore project for the<br />
first time.<br />
Buru Executive Director Eric Streitberg said the<br />
<strong>com</strong>pany still needed to prove up sufficient<br />
reserves in the Canning Basin before building<br />
the 600 km pipeline, for which purpose the<br />
<strong>com</strong>pany was in talks with a major pipeline<br />
player.<br />
For Western Australia, the 25 year state<br />
agreement – which carries an extension cl<strong>au</strong>se<br />
for another 25 years – provides security of<br />
energy tenure over the 1.7 MM hectares of<br />
exploration permits held by Buru and its joint<br />
venture partner, Japanese conglomerate,<br />
Mitsubishi.<br />
In a separate announcement, Buru Energy said<br />
it would execute a state agreement covering<br />
its core permits whereby Buru and Mitsubishi<br />
will not be required to relinquish core acreage<br />
until 2024.<br />
The <strong>com</strong>pany said the agreement will give it<br />
time to fully appraise its Canning Superbasin<br />
acreage and also revealed that if it satisfied<br />
its domestic gas obligations, it may, in future,<br />
consider an LNG development.<br />
Streitberg said that in terms of the agreement,<br />
provided the joint venture met its exploration,<br />
appraisal and development obligations, it would<br />
not be required to relinquish acreage in key<br />
permits EP371, EP391, EP428, EP431 and EP436 at<br />
the end of an initial six year period. The normal<br />
procedure requires a permit holder to relinquish<br />
50% of the area in its permit after six years.<br />
“The state agreement allows us to use gas<br />
appraisal work done in one permit to offset<br />
the work obligations in any adjacent permit<br />
covered by the state agreement,” Streitberg<br />
said. “This is a change to the way the legislation<br />
currently works and will assist us to ensure that<br />
our on ground dollars are spent in a way that<br />
most quickly builds up gas reserves.”<br />
The Canning Superbasin, Buru Energy’s jewel in<br />
the crown.<br />
Effectively, the agreement secures acreage in<br />
the stipulated areas for the joint-venture until<br />
31 January 2024.<br />
Streitberg said the agreement only covered<br />
some of their permits as the WA Government<br />
was encouraging the <strong>com</strong>pany to develop this<br />
acreage as a fillip to domgas supply. Significantly,<br />
the agreement covers the jewel in the crown of<br />
Buru’s assets, including the highly prospective<br />
Valhalla and Yulleroo accumulations.<br />
“In terms of relief for relinquishment, Buru and<br />
Mitsubishi are required to keep exploring for<br />
gas and to make a proposal to the state by<br />
mid-2016 for the development of a gas pipeline<br />
and project to deliver gas into the existing<br />
domestic gas pipeline network in the Pilbara,<br />
assuming we have the gas reserves to do so,”<br />
said Streitberg.<br />
The Buru boss also revealed that the WA<br />
government was targeting the delivery of<br />
1,500 PJ of gas into the domestic market in the<br />
next 25 years.<br />
“Very important for the state, we need to have<br />
our project to deliver domestic gas approved<br />
by the state before we can seek approval for<br />
any gas export,” he said.<br />
In terms of the agreement, if the joint venture<br />
fails to prove up sufficient reserves for a<br />
domestic gas project or is unable to make it<br />
work technically, or economically, it has the<br />
option of seeking an extension or terminating<br />
the agreement.<br />
Streitberg described the 1500 PJ of gas to be<br />
delivered under the deal as “only a target”.<br />
“There is no obligation on us to actually deliver<br />
this much gas and the state agreement cannot<br />
<strong>com</strong>pel us to deliver gas uneconomically.<br />
Our only obligation around gas delivery is to<br />
develop a domestic gas pipeline and project<br />
before we seek approval to export gas via LNG.<br />
We may never prove up enough reserves to<br />
justify an LNG project, in which case all of our<br />
reserves, however big they are, will be available<br />
for the domestic market.”<br />
Streitberg pointed out, however, that<br />
independent assessment of only a few wells at<br />
the Valhalla accumulation had flagged 6.5 Tcf of<br />
mean recoverable gas: “Which is about 6,900 PJ,<br />
so we think the 1,500 PJ target is something we<br />
can legitimately aim for.”<br />
Looking ahead to future potential expansion,<br />
Streitberg said LNG loomed large on the horizon.<br />
“Provided we could meet our domestic gas<br />
obligations and the economics stacked up,<br />
we would definitely look at an LNG scale<br />
development.<br />
“We are working on integrating the results of<br />
the recent Asgard well into our assessment<br />
of the Valhalla accumulation, which we<br />
are hopeful will result in an increase in the<br />
recoverable gas from that accumulation.<br />
“We are also revisiting our assessment of<br />
the Yulleroo field after the very successful<br />
Yulleroo-3 well.<br />
“Taken together, these areas may eventually be<br />
proven to hold sufficient gas to form the basis<br />
of an LNG scale development. However, we are<br />
still a fair few years away from that point. If we<br />
did go down that route, our plan is to transport<br />
the gas to the Pilbara through an expansion or<br />
twinning of our domestic gas pipeline. If we do<br />
develop an LNG project, the WA Government’s<br />
15% domestic gas reservation policy will apply<br />
to that project, further projecting the WA<br />
domestic gas supply.”<br />
The joint venture has spent over $100 MM in<br />
the last two years with spectacular success in<br />
the Superbasin that saw Buru Energy’s share<br />
price soaring almost 800% from $0.50 to over<br />
$3.50 during this period.<br />
Western Australia’s peak energy user group,<br />
DomGas Alliance, has wel<strong>com</strong>ed the agreement<br />
as a deal that could unlock a major ne w source<br />
of energy.<br />
4<br />
34 | PESA News Resources | December 2012 / January 2013
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industry news<br />
Australian LNG Producer Santos<br />
Sees LNG-Price Remaining Linked To Oil<br />
Santos believes LNG contracts will<br />
mostly remain linked to crude oil<br />
prices due to the importance of<br />
security of supply to Japanese utilities, who<br />
are the world’s biggest buyers of the fuel.<br />
Santos CEO and Managing Director David<br />
Knox told the Australian Institute of Energy<br />
Conference in Sydney on 19 November, “It is<br />
an important factor that you can buy Henry<br />
Hub gas and transport it to Tokyo Bay for about<br />
$7 MM Btu, but it’s a factor that probably in the<br />
long term is going to be on the margin.”<br />
Knox said that at current Henry Hub prices it<br />
would be theoretically possible to deliver LNG<br />
from North America to Tokyo Bay at around<br />
$11 MM Btu, <strong>com</strong>pared with the Japanese spot<br />
price of around $12.50 MM Btu and Australian<br />
LNG price of $14–14.50 MM Btu. Henry Hub<br />
cash averaged $3.455 MM Btu on 16 November.<br />
Knox said that the key if you are in Japan and<br />
you are running a major utility is security of<br />
supply. He further added that to maintain<br />
security, “Japanese buyers need multiple<br />
sources of supply and they like very much to<br />
look right the way through to the reservoirs.”<br />
“They like to know that the molecules are there<br />
in the ground and they will, through prudent<br />
operators, be delivered into Tokyo Bay,” Knox said.<br />
“I suspect there will be a mixture of the way<br />
contracts are linked but I think fundamentally<br />
(oil price-linking) will remain and the reason<br />
it will remain is bec<strong>au</strong>se of security of supply<br />
being so important.”<br />
David Knox, CEO and Managing Director Santos.<br />
Knox said he believed regulators would allow<br />
North America to export 5–10% of domestic gas<br />
consumption. “That’s 30–40 MM tpa in a global<br />
LNG market by 2025 of 450 MM tpa, so less than<br />
10% of the global LNG market,” he added.<br />
According to FACTS Global Energy figures,<br />
presented at the AIE conference on<br />
20 November – Japan imported 78.5 MM t of<br />
LNG in 2011 and is expected to take 82.2 MM t<br />
in 2012. FACTS sees Japan’s demand rising to<br />
84.3 MM t in 2015 and 88.5 MM t in 2020.<br />
Santos, which claims the top spot among<br />
Australian domestic gas producers, holds stakes<br />
in four producing and developing LNG projects<br />
in the region. Santos owns 11.5% of the<br />
ConocoPhillips-operated Darwin LNG project,<br />
which produces 3.5 MM tpa.<br />
The <strong>com</strong>pany also has 13.5% of the 6.6 MM tpa<br />
Papua New Guinea LNG project, currently<br />
under construction by operator ExxonMobil<br />
and scheduled for startup in 2014. In Australia,<br />
Santos holds a 30% operating stake in the<br />
7.8 MM mt/year CSG based Gladstone LNG<br />
project in Queensland, approved in January and<br />
slated to start up in 2015.<br />
In addition, Santos is targeting a FID in 2014<br />
and first production in 2018 at its Bonapar te<br />
floating LNG project off northern Australia. The<br />
<strong>com</strong>pany holds 40% of the planned 2 MM tpa<br />
facility in a JV with GDF Suez. <br />
Continued from page 34<br />
DomGas Alliance Chairman, Tony Petersen, said<br />
there was sufficient demand for gas in the state<br />
to underpin development of the Canning Basin<br />
reserves.<br />
“Western Australia is by far the largest gas<br />
market in Australia and the state depends on<br />
secure, affordable gas supply,” Mr Petersen said.<br />
“Canning Basin gas could be used to fuel new<br />
industries in the Pilbara or piped south to supply<br />
industry and households in the South West.”<br />
While most of any gas produced is likely to<br />
be supplied to the local market, the State<br />
Agreement also includes a domestic gas<br />
reservation <strong>com</strong>mitment in the event of LNG<br />
exports.<br />
DomGas also endorsed the requirement for the<br />
joint-venture to make available for sale related<br />
products such as ethane, propane, butane<br />
and condensate, for possible manufacture of<br />
chemicals or use as transport fuel.<br />
“This gives long-term confidence that gas<br />
will be supplied to the state whatever the<br />
development options pursued by the project<br />
partners,” Mr Petersen said.<br />
“I <strong>com</strong>mend Buru and Mitsubishi for <strong>com</strong>mitting to<br />
domestic supply and thereby opening up a world<br />
of opportunities for increasing the economic value<br />
of this gas to the people of this state.<br />
“The State’s 15% reservation policy has again<br />
been useful in delivering positive out<strong>com</strong>es for<br />
project proponents and WA residents.”<br />
At the time of going to press Buru Energy was<br />
trading around $2.76. <br />
36 | PESA News Resources | December 2012 / January 2013
industry news<br />
Gas Discovery At Crown In The Browse Basin<br />
Santos recently announced a<br />
significant gas discovery at the<br />
Crown-1 exploration well in<br />
WA-274-P, located in the Browse Basin,<br />
offshore Western Australia.<br />
Crown-1 is located approximately 500 km<br />
north of Broome, approximately 60 km west<br />
of the Ichthys field and 20 km east of the<br />
Poseidon field. The water depth at location is<br />
440 m.<br />
By early November wireline logging had<br />
confirmed 61 m of net gas pay in the<br />
Jurassic-aged Montara, Plover and Malita<br />
reservoirs between 4,873 and 4,998 m, and<br />
the well has not intersected a gas-water<br />
contact.<br />
“The strong partnerships and<br />
the material prospectivity<br />
in this key offshore gas<br />
province positions Santos<br />
very well for the future. We<br />
look forward to the WA-408-P<br />
drilling programme,”<br />
Anderson said. <br />
Crown gas discovery,<br />
Browse Basin.<br />
4<br />
Pressure data has been acquired from multiple<br />
points indicating that gas would be expected<br />
to flow at a high rate. Multiple condensatebearing<br />
gas samples have been recovered to<br />
surface.<br />
Drilling is progressing to a proposed total<br />
depth of 5,200 m.<br />
Santos’ Head of Exploration Bill Ovenden<br />
described Crown-1 as an important gas<br />
discovery for the <strong>com</strong>pany.<br />
“The Crown discovery is well positioned, in<br />
close proximity to existing and proposed<br />
LNG projects in the Browse Basin and other<br />
material exploration prospects,” Ovenden<br />
said.<br />
Santos holds 30% of WA-274-P and is<br />
operator. JV partners are Chevron (50%)<br />
and INPEX (20%). In addition, Santos<br />
has executed agreements to take a 30%<br />
interest in the adjoining exploration permit,<br />
WA-408-P, operated by Total (50%), subject<br />
to customary conditions.<br />
Murphy Oil Corporation has a 20% interest<br />
in the permit. The JV has <strong>com</strong>mitted to an<br />
initial drilling programme in the permit,<br />
including Dufresne-1 and Bassett West-1.<br />
These wells are expected to immediately<br />
follow the Crown-1 program.<br />
Santos VP Western Australia and Northern<br />
Territory John Anderson said the agreement<br />
with Total and Murphy substantially increased<br />
the <strong>com</strong>pany’s exposure to exploration upside<br />
in the Browse Basin.<br />
December 2012 / January 2013 | PESA News Resources | 37<br />
Prepress Jason RockMod Discover New Format Ad PESA 1-2 page REV C 07-12-11<br />
Tuesday, July 12, 2011 12:14:00 PM
industry news<br />
Poland Woos Shale Gas Investment<br />
Poland has stepped on the<br />
shale gas accelerator by<br />
proposing tax capping<br />
incentives in a bid to woo<br />
investment towards developing<br />
its unconventional resources.<br />
In terms of the new regulatory and<br />
tax regime plan, taxes would be<br />
capped at 40% of profits entailing<br />
a 5% tax on gas extraction, 10%<br />
on crude and a new hydrocarbons<br />
tax of 25% levied according to the<br />
difference between revenue and<br />
costs.<br />
The total tax includes 19% <strong>com</strong>pany tax and<br />
<strong>com</strong>petes favourably against the United<br />
Kingdom, which imposes a petroleum revenue<br />
tax of 50%, and Norway, with a total oil and gas<br />
profit tax of 78%.<br />
Australia, by <strong>com</strong>parison, has one of the highest<br />
tax rates in the world in ballpark terms where<br />
<strong>com</strong>panies are subject to a <strong>com</strong>plex and<br />
convoluted fiscal burden.<br />
Carlo Franchina, Partner-in-Charge Tax at<br />
the Perth office of KPMG, said oil and gas<br />
<strong>com</strong>panies in Australia were subject to a 30%<br />
corporate tax rate and a Petroleum Resource<br />
Rent Tax (PRRT) of 40% “that is deductible for<br />
tax purposes”.<br />
“If you have a producing field, I would say the<br />
broad effective tax rate on profits in Australia is<br />
58%, but you probably would describe that as<br />
a worst case scenario. If a <strong>com</strong>pany undertakes<br />
exploration there are allowances and the PRRT<br />
effective rate is reduced,” said Franchina.<br />
He added that Australia’s corporate tax rate was<br />
significantly higher than the UK, reduced to 22%.<br />
Carlo Franchina, Partnerin-Charge<br />
Tax at the Perth<br />
office of KPMG.<br />
“One of the main criticisms of the<br />
Australian revenue system is that<br />
the corporate tax rate is still high<br />
in <strong>com</strong>parison to other OECD<br />
countries,” said Franchina.<br />
While Australia boasts oil and gas<br />
activity that is the envy of many of<br />
its peers, operators are continually<br />
fingering high costs <strong>com</strong>pounded<br />
by heavy tax burdens as a stumbling<br />
block to continued growth.<br />
Poland recognises the urgency it<br />
faces securing future energy supplies<br />
and is prepared to offer attractive incentives to<br />
lure major corporations to the country to free it<br />
from the shackles of reliance on Russia.<br />
Poland’s proposal makes provision for the<br />
establishment of a new state-owned <strong>com</strong>pany,<br />
the National Energy Mines Operator, to<br />
participate in consortia. It is envisaged that<br />
future exploration and extraction licences will<br />
only be <strong>au</strong>ctioned off to qualified buyers.<br />
Poland is estimated to have possible reserves<br />
of 67 Tcf, the third largest in Europe according<br />
to the National Geological Institute, to Norway<br />
and the Netherlands.<br />
The tax incentive scheme was announced after<br />
Poland announced plans to invest Euro 15.5 B<br />
in shale gas exploration within the nex t eight<br />
years, with spending over the next two years<br />
totalling Euro 1.2 B.<br />
Poland Finance Minister Mikolaj Budzanowski<br />
articulated the urgency behind the government’s<br />
tax and investment initiatives, saying: “With the<br />
Russian gas accord terminating at the end of 2022,<br />
we must be well prepared to noticeably boost the<br />
exploitation of our own gas fields three years earlier.”<br />
Poland has a population of 38 million and<br />
consumes 14 B m 3 of gas per annum with t wo<br />
thirds of the fuel imported from Russia.<br />
The country’s shale gas resources are seen<br />
as an opportunity to make Poland energyindependent<br />
of Russia with first extraction of<br />
shale gas targeted for 2014.<br />
Poland’s shale hopes were dented in June when<br />
US supermajor ExxonMobil flow tested two<br />
unconventional wells in the eastern part of the<br />
country that proved non <strong>com</strong>mercial, before<br />
announcing it had <strong>com</strong>pleted its exploration<br />
program in the country.<br />
A disappointed Polish Economy Minister,<br />
Waldemar Pawlak, claimed ExxonMobil had lost<br />
interest in Poland after being sweetened by a<br />
deal to develop tight oil reserves in Siberia by<br />
Russian state oil <strong>com</strong>pany Rosneft.<br />
“With such prospects, shale gas in Poland did<br />
not have as much meaning,” Pawlak said.<br />
Poland has awarded 109 shale gas exploration<br />
licences around the country in which Chevron<br />
and ConoccoPhillips, among a number of<br />
smaller explorers, are active.<br />
PGNiG’s Lubocino, Poland’s first shale gas<br />
production well near Wejherowo.<br />
38 | PESA News Resources | December 2012 / January 2013
We wish all members and clients<br />
Merry Christmas & a Happy New Year!<br />
Resources and Energy Group<br />
Barry Goldstein<br />
Executive Director<br />
Energy Resources Division<br />
Dr P<strong>au</strong>l Heithersay PSM<br />
Deputy Chief Executive, Resources and Energy<br />
Chief Executive, Olympic Dam Task Force<br />
Tel +61 8 8463 3200<br />
Fax +61 8 8463 3229<br />
Mobile +61 413 007 365<br />
barry.goldstein@sa.gov.<strong>au</strong><br />
Level 6, 101 Grenfell Street<br />
Adelaide SA 5000<br />
GPO Box 1671, Adelaide SA 5001<br />
www.dmitre.sa.gov.<strong>au</strong><br />
Resources and Energy<br />
Tel +61 8 8303 2299<br />
Fax +61 8 8303 2965<br />
Mobile +61 428 895 639<br />
p<strong>au</strong>l.heithersay@sa.gov.<strong>au</strong><br />
Level 9, Terrace Towers<br />
178 North Terrace<br />
Adelaide SA 5000<br />
www.dmitre.sa.gov.<strong>au</strong>
<strong>au</strong>ssies overseas<br />
Feisty Perth Junior Flexes Muscles In Texas<br />
Australian junior exploration and<br />
production <strong>com</strong>pany Antares Energy<br />
has expanded it’s Big Star acreage in<br />
Texas, USA, through the acquisition of Big<br />
Star Oil and Gas <strong>com</strong>pany’s interests in the<br />
project.<br />
The <strong>com</strong>pany now holds 15,215 net acres in the<br />
Lower Mississippian Lime Horizontal Fairway,<br />
where wells drilled by SM Energy have reported<br />
initial, seven day flow rates of 571-665 boepd.<br />
Big Star is located in the expanding northern<br />
fairway of the main Wolfberry producing trend<br />
within Southern Dawson County.<br />
Antares Energy said vertical Lower Missippian<br />
wells achieve initial production rates of between<br />
10–200 bopd. The <strong>com</strong>pany said that on average<br />
it costs US$6.5 MM to drill a horizontal well and<br />
that SM Energy intended running two drill rigs in<br />
the play up until the end of the y ear.<br />
The <strong>com</strong>pany has spruiked the Big Star project<br />
as well suited for horizontal drilling development<br />
in the Lower Mississippian, saying existing<br />
3D seismic run over 80% of the leases has<br />
demonstrated reservoir potential from wireline<br />
logs and isolated fracture stimulations in vertical<br />
Big Star Mississippi/Wolfberry <strong>com</strong>pletions.<br />
In addition, the nearby Deroen field has<br />
produced in excess of 2.4 MM bbl from Lower<br />
Mississippian porous and fractured cherty<br />
limestone. This facies is the expected reservoir<br />
character of the Big Star project area, according<br />
to Antares Energy.<br />
The reservoir was enhanced by uplift and erosion<br />
in Upper Mississippian time as evidenced by<br />
paleothins occurring as a result of this uplift.<br />
The <strong>com</strong>pany said the best fracture stimulation<br />
breakdowns and flowback results are coincident<br />
with features in the vertical Missberry<br />
stimulations to date.<br />
Wireline resistivity and porosity character in<br />
the Big Star wells have been tied back to the<br />
heart of the SM Energy horizontal activity and<br />
the two areas appear identical in regards to<br />
neutron/density porosity crossover indicative<br />
of gas and porosity development in the Lower<br />
Mississippian.<br />
Antares’ three core projects in the US are<br />
Southern Star, Big Star and Northern Star with<br />
interests in Oyster Creek and Hawkville.<br />
Southern Star is located in the core of the main<br />
Wolfberry producing trend within Northwest<br />
Howard County and Northern Star is located<br />
in the expanding northern fairway of the main<br />
Wolfberry producing trend within Southern<br />
Dawson County.<br />
Oyster Creek is located in the Frio oil and gas<br />
producing trend within central Brazoria County.<br />
Hawkville is located in the central Eagleford<br />
gas and condensate producing trend within<br />
northwestern McMullen County.<br />
Antares Energy’s share price has trended<br />
upwards over the past six months and was<br />
trading at $0.56 on the ASX, spik ing 55% from a<br />
year low of $0.36 in June. <br />
MEO Expands Thai Exploration Portfolio<br />
Australian <strong>com</strong>pany MEO has<br />
acquired a 50% stake in Pearl<br />
Oil’s G2/48 concession in the<br />
Rayong Basin in the Gulf of Thailand.<br />
The exploration permit granted by the<br />
Thailand government covers 9449 km 2<br />
in shallow waters in the Thai Gulf and<br />
is close to the producing assets of the<br />
Jasmine oil and Manora oil development.<br />
The Rayong Basin displays similar<br />
characteristics to oil producing basins<br />
nearby. The Jasmine field, which is<br />
operated by Pearl Energy, the Southeast<br />
Asian operating arm of Mubadala Oil and<br />
Gas, has so far produced over 40 MM bbl<br />
of oil at a peak rate of over 20,000 bopd<br />
via an FPSO.<br />
The developing Manora field to the west,<br />
discovered in 2009, is scheduled to produce<br />
first oil in 2014. It is estimated to hold<br />
31 MM bbl and is expected to produce at<br />
a peak rate of 15,000 bopd via a wellhead<br />
production platform linked to an FSO.<br />
The joint venture plans to drill two<br />
exploration wells in late November in the<br />
G2/48 block and will target Oligo-Miocene<br />
clastics analogous to the adjacent proven<br />
Kra Basin. MEO has touted Thailand as<br />
an attractive exploration and operating<br />
option, citing relatively inexpensive drilling<br />
costs using shallow water jack-up rigs<br />
testing targets located in relatively shallow<br />
depths as factors enhancing the risk/return<br />
profile. The Melbourne-based <strong>com</strong>pany<br />
said it costs $US5–$US10 MM per well<br />
to run an exploration program in<br />
Thailand.<br />
In Indonesia MEO is also upbeat following<br />
drilling results from the Gurame field at<br />
its Seruway production sharing contract<br />
showing elevated gas levels from 2776 m<br />
to 2794 m. The <strong>com</strong>pany is preparing to<br />
cut a 30 m conventional core from 2794 m.<br />
The drilling program at Gurame is<br />
designed to test the deep gas potential<br />
at the Baong and Belumai reservoirs.<br />
MEO has estimated the P50 recoverable<br />
resource of Gurame field to be 0.5 Tcf of<br />
low CO 2 gas and 57 MM bbl of liquids .<br />
MEO shares closed at $2.60 on the ASX<br />
following news of the award. <br />
40 | PESA News Resources | December 2012 / January 2013
<strong>au</strong>ssies overseas<br />
Woodside Enters Major<br />
Gas Discovery Offshore Israel<br />
Woodside has reached an<br />
agreement in principle to<br />
acquire a participating interest<br />
in one of the largest recent gas discoveries<br />
worldwide, which could see the <strong>com</strong>pany<br />
play a key role in the potential development<br />
of an LNG industry in Israel.<br />
The Leviathan JV participants, Noble Energy<br />
Mediterranean Ltd., Delek Drilling LP, Avner Oil<br />
Exploration LP and Ratio Oil Exploration (1992)<br />
LP, have reached agreement with Woodside<br />
on the key <strong>com</strong>mercial terms under which<br />
Woodside will acquire a participating interest<br />
in each of the 349/Rachel and 350/Amit<br />
petroleum licences which contain the Leviathan<br />
field.<br />
Under the agreement Woodside will acquire<br />
a 30% interest in the Leviathan field, which<br />
is estimated to contain about 17 Tcf of<br />
recoverable natural gas. The agreement will<br />
also allow Woodside to participate in further<br />
exploration opportunities in the Leviathan<br />
licences.<br />
••<br />
Potential annual LNG revenue<br />
sharing payments equal to 11.5%<br />
of Woodside’s incremental revenue<br />
above an agreed escalating price<br />
threshold, over the life of the project<br />
(capped at US$1 B).<br />
••<br />
Carry of expenditure up to US$50 MM in<br />
relation to costs associated with the drilling<br />
of a deep oil exploration well targeted for<br />
late 2013.<br />
The agreement is subject to a number<br />
of conditions including execution of<br />
fully termed agreements, <strong>com</strong>pletion of<br />
confirmatory due diligence and obtaining<br />
the necessary government and regulatory<br />
approvals. <br />
Location of Leviathan gas field in the Rachel and<br />
Amit permits.<br />
Woodside will be the operator of any LNG<br />
development of the field, while Noble Energy<br />
will remain upstream operator. Noble Energy<br />
targets initial production to the domestic<br />
gas market in 2016. A pre-FEED (front-end<br />
engineering and design) assessment for an LNG<br />
project is underway.<br />
Woodside CEO Peter Coleman said the<br />
agreement was a significant step towards<br />
realising Woodside’s ambition to secure worldclass<br />
growth opportunities.<br />
“Acquiring an interest in these permits is an<br />
exciting opportunity to grow our portfolio in<br />
the emerging Eastern Mediterranean basin and<br />
we look forward to finalising the agreement,”<br />
Coleman said.<br />
The agreement involves an initial upfront<br />
payment of US$696 MM. Woodside has offered<br />
the following contingent payments:<br />
••<br />
A payment of US$200 MM once laws<br />
permitting LNG export from Israel are in<br />
force.<br />
••<br />
A payment of US$350 MM on a final<br />
investment decision in relation to an LNG<br />
development.<br />
# Gross unrisked resource potential.<br />
December 2012 / January 2013 | PESA News Resources | 41
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seismic technology: permanent reservoir monitoring<br />
The Value Of PRM In<br />
Enabling High Payback IOR<br />
Martin Bett, TGS<br />
Innovative uses of seabed seismic<br />
technology can help operators achieve<br />
considerably higher returns from new<br />
and mature fields. High potential returns<br />
with low risk and lower lifetime cost of<br />
ownership are increasingly attractive.<br />
An increase in hydrocarbon recovery factors<br />
from a producing reservoir can make a<br />
significant economic contribution. In Norway,<br />
for example, it is estimated that “a 1% increase<br />
in the recovery rate for fields that are currently<br />
operating will increase oil production by<br />
approximately 570 million barrels of oil”.<br />
Assuming an oil price of NOK 570 per barrel<br />
(A$95.00), “the gross sales in<strong>com</strong>e from such an<br />
oil volume is approximately NOK 325 billion”*<br />
(A$53.5 B).<br />
It is acknowledged that many of the enabling<br />
technologies deployed on fields on the<br />
Norwegian Continental Shelf that have<br />
contributed to the high recovery rates have<br />
been developed through close cooperation<br />
between international seismic <strong>com</strong>panies<br />
and regional operators. Indeed, the use of 4D<br />
seismic on the Gullfaks field alone has been<br />
estimated by Statoil to provide value creation<br />
equalling about NOK 6 billion (A$1 B), with the<br />
value creation from 4D seismic over the last<br />
10 years estimated at more than NOK 22 billion*<br />
(A$3.7 B).<br />
As a result, it is likely that the number of<br />
seabed multi-<strong>com</strong>ponent time-lapse (4C/4D)<br />
seismic permanent reservoir monitoring<br />
(PRM) systems (See Figure 1) will increase in<br />
the years ahead as successive surveys on four<br />
existing field installations (See Table 1) fulfil<br />
their promise to deliver 4% to 6% additional<br />
recovery. Asset managers who have studied<br />
the results know that the benefits of ‘on<br />
demand’ 4D seismic over the life of the field<br />
far outweigh the cost. To help over<strong>com</strong>e<br />
the inertia that can block operators in other<br />
regions from accessing these benefits,<br />
innovative feasibility, seabed risk mapping<br />
and illumination studies are being conducted<br />
to ensure effective project delivery and<br />
mitigate the potential risk that a PRM system<br />
installation costing tens of millions will not<br />
prove profitable.<br />
Year km Operator Region Field Comments<br />
1995 30 BP, Shell N Sea Foinaven Experimental<br />
2002 8 ConocoPhillips N Sea Ekofisk Test line<br />
2003 120 BP N Sea Valhall Operational<br />
2004 10 Shell GoM Mars Test line destroyed in<br />
Hurricane Katrina in<br />
2005<br />
2006 40 BP N Sea Clair Operational<br />
2007 120 BP Caspian CARSP Operational<br />
2007 1 Multiple N Sea Tjeldbergodden Test line<br />
2008 4 ConocoPhillips N Sea Ekofisk Test line<br />
2008 1 Multiple N Sea Tjeldbergodden Test line<br />
2009 25 Statoil N Sea Snorre Test line<br />
2010 200 ConocoPhillips N Sea Ekofisk Operational<br />
2012 30 Petrobras Brazil Jubarte Installation Q4 2012<br />
2013 90 Shell Brazil BC-10 Planned<br />
2013 260 Statoil N Sea Snorre Phase I Planned<br />
2014 165 Statoil N Sea Grane Planned<br />
2015 230 Statoil N Sea Snorre Phase II Planned<br />
Table 1. Chronology of PRM trials and implementations.<br />
These risk mitigation studies have been<br />
developed bec<strong>au</strong>se the upfront cost of a<br />
PRM installation is expensive <strong>com</strong>pared<br />
to alternative approaches to seismic data<br />
acquisition. Although a US$50 MM to<br />
US$100 MM PRM system requires about<br />
the same level of investment as one deepwater<br />
well, PRM investments are often seen<br />
as major projects with too much technical<br />
and <strong>com</strong>mercial risk. This perception is<br />
slowly changing given the industry’s track<br />
record over the last 10 years and the slowly<br />
emerging published results from operators<br />
who made the leap of faith to install the early<br />
PRM systems.<br />
The early adopters now understand that a<br />
PRM system is considerably less risky than<br />
a deep-water well and they have learned<br />
that a well-designed PRM system is capable<br />
of delivering a substantial reward. The PRM<br />
prize can reach an ROI of five to 25 times<br />
the cost of the investment bec<strong>au</strong>se the<br />
superior images are delivered frequently<br />
enough so that they can impact all aspects<br />
of improved oil recovery (IOR) programmes.<br />
This is well understood by oil <strong>com</strong>panies<br />
such as Statoil which has recently approved<br />
large PRM system implementations on<br />
the Snorre and Grane fields to support its<br />
strategy of achieving a production rate of<br />
more than 2.5 MM boe per day by 2020.<br />
PRM systems impact IOR programmes so<br />
significantly bec<strong>au</strong>se stationary arrays of<br />
sensors offer geoscientists a new “super high<br />
definition resolution” dimension to time-lapse<br />
seismic. Simply by ensuring that no sensor<br />
movement takes place between subsequent<br />
surveys, and that the data is full azimuth, data<br />
resolution and accuracy are greatly improved.<br />
This substantive improvement reduces<br />
processing time, and costs, while enabling<br />
informed reservoir management decision<br />
making that impacts five significant drivers of<br />
improved recovery:<br />
••<br />
Better in-field exploration<br />
••<br />
Improved well placement<br />
••<br />
Optimised <strong>com</strong>pletions<br />
••<br />
Fracture monitoring from active and passive<br />
micro-seismic<br />
••<br />
Flood front monitoring.<br />
44 | PESA News Resources | December 2012 / January 2013
seismic technology: permanent reservoir monitoring<br />
Geoscientists and engineers who manage fields with PRM systems<br />
are experiencing these benefits bec<strong>au</strong>se they are not limited to the<br />
<strong>com</strong>pressional data of a towed survey. By leveraging 4C/4D data they<br />
can map minute pressure changes, monitor saturation and phase<br />
changes, and manage reservoir drainage. With these inputs, production<br />
can be optimised with better planning of in-fill drilling locations,<br />
improved sweep efficiency, and most importantly, accurate knowledge<br />
of what is going on between the wells (See Figure 2). Drillers are even<br />
taking advantage of permanent seismic array data to understand<br />
geomechanical rock properties and to monitor cuttings disposal beds<br />
to avoid overcharging them.<br />
In <strong>com</strong>mon with experience in the tele<strong>com</strong>munications industry which<br />
has relied on optical fibres for over 30 years, the latest PRM systems use<br />
fibre-optic technology that has been qualified to deliver a 25+ year life<br />
in deep water. By way of an example, proven optical hydrophones and<br />
orthogonally-mounted accelerometers in Stingray seismic sensing arrays<br />
have a low noise floor and a 180 dB dynamic range . Cables on these<br />
systems are lightweight with simple and reliable connectivity that have<br />
been rigorously tested and qualified to military standards. With no subsea<br />
electrical power requirements, the seabed array is connected through a<br />
riser cable to a <strong>com</strong>pact acquisition and recording unit situated on surface<br />
facilities, an FPSO or tied back to a remote host facility up to 500 km away.<br />
Fig. 1. A typical seabed array of bi-directional optical cables linked to a<br />
production facility allows operators to affordably monitor production and<br />
injection performance on demand and to improve recovery with lower drilling<br />
and EOR expense.<br />
Image courtesy of TGS<br />
Unlike towed streamer surveys, ocean bottom cable surveys or node<br />
surveys, permanent sensors installed on the seafloor minimise the<br />
impact on existing oilfield infrastructure and enable highly repeatable,<br />
cost-effective time-lapse seismic imaging in and around obstructed<br />
zones. PRM systems are much less costly over the life of the field and<br />
present a significantly lower health, safety and environmental risk (See<br />
Table 2).<br />
As many mature offshore fields have low recovery factors, the question<br />
being asked is no longer “Why 4C/4D PRM?” – the question now is “Why<br />
not 4C/4D PRM?” <br />
Man-hours /<br />
200 km 2 survey<br />
Towed OBC Node Permanent<br />
36,000 235,000 72,000 10,000<br />
Major risk Towing Cable lay Node lay Gun work<br />
CO 2 emissions<br />
per survey<br />
High High Medium Low<br />
Table 2. Qualitative HSE risk <strong>com</strong>parison of four types of 4D surveys adapted<br />
from Seismic Surveillance for Reservoir Delivery, Education Tour Series, EAGE<br />
2012.<br />
* Meld. St. 28 (2010–2011). An Industry for the Future – Norway’s<br />
Petroleum Activities.Whitepaper Report to the Storting, published by<br />
the Norwegian Ministry of Petroleum and Energy, Norway, 2011.<br />
Fig. 2. An array deployed between producers and injectors gives dynamic<br />
detail needed to optimise sweep efficiency, identify bypassed oil and detect<br />
<strong>com</strong>partmentalisation by seeing what is going on bet ween the wells.<br />
Image courtesy of TGS<br />
December 2012 / January 2013 | PESA News Resources | 45
onlaps<br />
In Praise Of Older Cycles – P art 3 of 3<br />
Rob Kirk, Rob Kirk Consultants<br />
This article on geological cycles is the<br />
3 rd and last part of the cycle seriesnote<br />
that figure numbering continues<br />
on from the last article which appeared in<br />
PESA News Resources #120.<br />
Figure 27 (from Vyssotsky and Keith, 1992) shows<br />
a sketch of a 2 nd order Cretaceous cycle from<br />
Siberia (taken from a Russian seistrat book). The<br />
individual sketch sequences can be seen as the<br />
Fig. 27.<br />
Fig. 28.<br />
oil filled yellow delta pulses. Note the classic 2 nd<br />
order interfingering between the deltas (yellow)<br />
and fluvial (orange). This figure is interesting as<br />
the purple facies represents the Bazhenov Shale,<br />
one of the world’s great marine source rocks.<br />
Here we see the Russian’s view of how this source<br />
rock works. It is <strong>com</strong>posed of the condensed<br />
section of several 3 rd order “sequences” stacked<br />
together and not 'diluted' by any intervening<br />
clastics. This thin source rock (only 10’s of metres<br />
thick) must be considered as unconformity<br />
bounded and we cannot interpret it using the<br />
standard LST, TST or HST terminology.<br />
Many of the world’s 'big' marine source rocks<br />
act like this-such as the Gothlandian in North<br />
Africa, the Kimmeridge in the North Sea, the<br />
Pebble Shale in Alaska and the La Luna in<br />
Trinidad, Colombia etc.<br />
We have most of these rocks in Australian<br />
basins but they have not reached the richness<br />
of those above-either due to climatic/<br />
oceanographic differences or “out of phase<br />
sequence stacking” that dilutes the organic<br />
facies with clastics.<br />
Figure 28 from the same publication ( Vyssotsky<br />
and Keith, 1992) shows how the Russians<br />
have cycles within cycles-as we have been<br />
discussing.<br />
Figure 29 is (low fold) seismic through the<br />
Russian 2 nd order cycle (Vyssotsky and Keith,<br />
1992). The seismic facies are as we see them in<br />
many basins, namely LAC basal TST/HST shales,<br />
HAC HST deltas and LAC HST fluvial facies.<br />
Figure 30 (Vyssotsky and Keith, 1992) is a well<br />
section in Siberia showing the 2 nd order cyclenote<br />
that the yellow sands are both fans and<br />
deltas-there are many 3 rd order cycles on this<br />
section. This is a relatively short period of time<br />
(Neo<strong>com</strong>ian) and many of the fans appear<br />
to be high stand related-suggesting active<br />
tectonics.<br />
These patterns are remarkably similar to the<br />
coeval Barrow Group sediments in Western<br />
Australia-see Figure 31.<br />
Figure 31 is a NE-SW well section between<br />
Barrow Island and the coast of Western Australia<br />
with orange topset facies being HST deltas and<br />
fluvial, basinal yellow facies being basin floor<br />
fans and the green sands being apparently high<br />
stand fans-as seen in Siberia. (Scales of the two<br />
figures are approximately the same – see<br />
120 Collins Street, Melbourne, 80 story<br />
building for scale on Figure 31, lower left) The<br />
Exxon model does not work so well when<br />
active tectonics are occurring as we can get<br />
significant amounts of high stand fans.<br />
Fig. 30.<br />
Fig. 29.<br />
Fig. 31.<br />
46 | PESA News Resources | December 2012 / January 2013
onlaps<br />
Figure 32 shows a Cretaceous-Tertiary,<br />
dominantly carbonate, 2 nd order cycle that<br />
occurs over much of the Western Australian<br />
offshore. Even at this highly condensed scale<br />
we can see candidates for the <strong>com</strong>ponent 3 rd<br />
order SBs.<br />
Fig. 32.<br />
Figure 33 shows another 2 nd order cycle-Tertiary<br />
clastics (with some volcanics) in the Taranaki<br />
Basin, offshore the North Island, New Zealand.<br />
Here the best fans are the early ones-as seen in<br />
Brazil, North Africa, West Africa, Gulf of Mexico<br />
inter alia.<br />
Figures 34 (uninterpreted) and 35 (interpreted)<br />
show an excellent 2 nd order Tertiary clastic cycle<br />
in SE Asia. As seen in most examples the 2 nd<br />
order fan is better developed that the 3 rd order<br />
fans in the 2 nd order HST.<br />
Fig. 33.<br />
Figure 36 shows the Exxon log (gamma) model<br />
(described in earlier Onlap articles in PNR) with<br />
a 2 nd order log cycle from the entire Neo<strong>com</strong>ian<br />
Barrow Group of the Exmouth Sub-basin,<br />
Western Australia. The massive 2 nd order fan<br />
<strong>com</strong>plex (in orangey-brown) is <strong>com</strong>posed of<br />
many 3 rd order fans stacking together. (These<br />
fans are spectacular with one of the youngest<br />
being deposited 60+ km from its coeval shelf<br />
edge).<br />
Fig. 34.<br />
Figure 37 shows the Barrow 2 nd order cycle<br />
on seismic. The yellow basal unit is a gigantic<br />
undrilled (?) 2 nd order fan <strong>com</strong>plex overlain by<br />
the 2 nd order HST slope facies (grey) and 2 nd<br />
order fluvial-deltaics (orange).<br />
Figure 38 is a more unusual 2 nd order fan cycle,<br />
from the Barrow Group in the Barrow Sub-basin<br />
Fig. 35.<br />
Fig. 37.<br />
Fig. 36.<br />
December 2012 / January 2013 | PESA News Resources | 47
onlaps<br />
Fig. 38. Fig. 40.<br />
(from Boote and Kirk, 1984) of Western Australia.<br />
This figure shows an apparently increasing up fan<br />
cycle from Late Jurassic to Neo<strong>com</strong>ian. Note the<br />
better fan development in yellow as we go up in<br />
the Bambra well. The late Jurassic fans are small<br />
and not very sandy, the Barrow fans are bigger<br />
and sandier but the best fan system is the Flag<br />
Fan, being the LST of the Zeepaard sequence. The<br />
Harriet group of fields are in the Flag Fan.<br />
Another 2 nd order cycle is seen in Figure 39<br />
in the Great Australia Bight Basin of southern<br />
Australia. The red horizon is a 2 nd order SB with<br />
massive channels cut into it that suggests<br />
undrilled basin floor fans may be present<br />
outboard. This unconformity represents the<br />
change from a more sag dominated, shallow<br />
marine basin to a deep water 'drift' basin as<br />
Antarctica tears away from Australia.<br />
Figure 40 shows the base of the Tertiary<br />
2 nd order cycle in the Taranaki Basin in New<br />
Zealand. We see on log and in outcrop a<br />
coarsening/thickening up fan which then fines/<br />
thins up. The seismic shows the fan which has<br />
the <strong>com</strong>mon HAC seismic character.<br />
Figure 41 shows the same 2 nd order cycle<br />
elsewhere in the Taranaki Basin with the basal<br />
2 nd order fan in yellow but not such high<br />
amplitudes and continuity. Each basin is a bit<br />
different so you need to “get your eye in” on<br />
how fans etc look in your area.<br />
These lower order cycles seem to be relatively<br />
<strong>com</strong>mon and it may be worth looking at them in<br />
your acreage or in the next farm out data room<br />
as they could be useful in predicting the type of<br />
reservoirs that may be present up and down dip.<br />
I have operationally used them to help predict<br />
a source rock location and where to focus<br />
down dip exploration for fans.<br />
Happy hunting.<br />
Any image resolution issues are solely due to the<br />
<strong>au</strong>thor and not the publisher.<br />
References<br />
Armentrout, J. (1993) Integrated Stratigraphic<br />
Analysis – SEPM Short Course, New Orleans,<br />
23–25 April.<br />
Boote, D.R.D., Kirk, RB. (1989) Depositional<br />
wedge cycles on evolving plate margin, West<br />
and Northwest Australia. AAPG Bulletin, Vol. 73,<br />
pp. 216–243.<br />
Bruhn, C., (1998), Deepwater Reservoirs from the<br />
Eastern Brazilian Rift and Passive Margin Basin, AAPG<br />
International Conference, Rio de Janeiro, Brazil.<br />
Cramez, 2009, University of Fernando Pessoa,<br />
homepage.ufp.pt/biblioteca/Seismic/Images/<br />
Plate290-Breakup2.jpg<br />
Den Hartog Jager, D., Giles, M., Griffiths, G.,<br />
(1993), Evolution of Paleogene fans in the North<br />
Sea, In: Parker, J., (Ed.), Petroleum Geology of<br />
NW Europe: Proceedings of the 4 th Conference.<br />
The Geological Society, London, pp 59–71.<br />
Haq, B.V., Hardenbol, J. (1987) Chronology of<br />
fluctuating sea level since & Vail, P.R. the Triassic<br />
(250 million years ago to present): Science, Vol.<br />
235, pp. 1156–1167.<br />
Jennette, D., Wawrzyniec, T., Fouad, K., et al, (2003),<br />
Traps and turbidite reservoir characteristics from<br />
a <strong>com</strong>plex and evolving tectonic setting, Veracruz<br />
Basin, southeastern Mexico, AAPG Bulletin, Vol. 87,<br />
No. 10, pp. 1599–1622.<br />
Vail, P.R. & Womardt, W.W (1990), Well logseismic<br />
sequence stratigraphy. A new tool for<br />
exploration in the 90’s. pp. 379–388. GCSSEPM<br />
Foundation. 11 th Annual Research Conference.<br />
Program and abstracts, December 2, 1990.<br />
Vail, P. & Wornardt, W. (1991) Well, Seismic & Log<br />
Sequence Stratigraphy. AAPG Course, Dallas,<br />
April.<br />
Vyssotsky, V & Keith, J. (1992) West Siberian<br />
Study. ESRI Technical Report 92-02-372.<br />
White, D. (1990) Assessing oil and gas plays in<br />
facies-cycle wedges. AAPG Bulletin, Vol. 64, pp.<br />
1158–1178. <br />
Fig. 39.<br />
Fig. 41.<br />
48 | PESA News Resources | December 2012 / January 2013
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view from the top<br />
Blind Date Provides Long<br />
And Satisfying Relationship<br />
PESA News Resources recently met<br />
up with John Stanton: Managing<br />
Director, Energy, RPS Australia Asia<br />
Pacific, who has a 30+ year history in the<br />
petroleum exploration industry, to talk<br />
about his career.<br />
His experience and knowledge is extensive<br />
and there aren’t many people in the industry<br />
better known and liked. He’s loved being part<br />
of the industry and it appears his only regret<br />
is his golf handicap. What is it? True to the<br />
explorer in him: “it’s a work in progress.”<br />
Going back to the beginning John, what’s your<br />
background, and what helped you map out<br />
your career?<br />
I spent most of my teenage life in Hong Kong.<br />
This was the 60s and Hong K ong was a much<br />
quieter place than it is today. At the age of 18 I<br />
returned to the UK to further my education and<br />
get a degree. Initially attending an electrical<br />
engineering course, I quickly realised that my<br />
heart wasn’t in it. I knew I wanted to have a<br />
degree qualification so I applied to Lanchester,<br />
which was offering a BSc in Applied Physics.<br />
When I graduated I realised that I had spent a<br />
very pleasant three years playing rugby, golf,<br />
drinking beer and studying but I still had no<br />
idea what I was going to do. I remember to<br />
this day ordering a pint of bitter with my last<br />
20 pounds and feeling d<strong>au</strong>nted by the prospect<br />
of getting a job.<br />
I needed money to live, so I worked in a<br />
lemonade factory in London, while I applied for<br />
more ‘career-orientated’ positions. One such job<br />
advertised by GSI, a leading seismic <strong>com</strong>pany<br />
at the time, wanted young graduates to train<br />
as “seismic data processors”. My interview went<br />
well; I outlined my education, my experience<br />
and there was a point at which the int erviewer<br />
linked my overseas experience with my<br />
education and offered me a job. I was a trainee<br />
electronic instrument engineer on board a<br />
seismic vessel in Australia and had to be ready<br />
to fly in five days. That was the beginning.<br />
What attracted you into the industry?<br />
Like a lot of people I k now, especially in the oil<br />
and gas service industry, I fell into the industry<br />
rather than seeking it out. It was more of a<br />
“blind date” which resulted in a very long and<br />
satisfying relationship.<br />
What do you think it takes to succeed in the<br />
petroleum sector?<br />
I truly believe that we are all blessed working<br />
in the industry that we do. It is an industry<br />
that has demanded the highest technical<br />
specification from “silicon valley” year on year.<br />
It has some of the highest technical achievers<br />
in the world. It has operational diversities<br />
from frozen tundra, ice, swamp, desert, jungle,<br />
shallow water, ultra deep water; all having their<br />
own specific challenges.<br />
To succeed in this industry you have to<br />
dedicate a lot of time, be proactive, inventive<br />
and safety conscious. The petroleum sector is<br />
24/7 so you have to be prepared to respond to<br />
changes.<br />
What do you believe separates high-performing<br />
<strong>com</strong>panies from their less successful<br />
counterparts?<br />
I think that the high per forming oil and gas<br />
<strong>com</strong>panies can be viewed, simply, in two ways.<br />
Ones that have capital and ones that haven’t.<br />
In the ones without capital, it is all about<br />
people. Companies strapped for cash need<br />
good leadership to build an experienced team<br />
with all the attributes mentioned previously.<br />
Companies with capital can use this to farm-in<br />
to proven assets and grow their businesses.<br />
When looking at service <strong>com</strong>panies, technology<br />
and the acceptance of technologies play a very<br />
important part in their success.<br />
In Hong Kong with my mother and sister.<br />
Playing soccer for St Alleyne School, Stone, Staffordshire.<br />
50 | PESA News Resources | December 2012 / January 2013
view from the top<br />
As client representative.<br />
Winning team at PESA/ASEG golf tournament with P<strong>au</strong>l Gilleran, Bill Ashby and<br />
Terry Walker. Love the grin of the triumphant golfer!!!<br />
What are the current technology trends you see<br />
emerging over the short term?<br />
The main technology trends are about<br />
enhancing the seismic image and developing<br />
direct hydrocabon indicators.<br />
The seismic image has been continuously<br />
improved over the years. This has <strong>com</strong>e from<br />
improved acquisition techniques such as:<br />
the increased number of streamers for 3D<br />
data; Q technology; broadband techniques<br />
(Geostreamer, Broadseis, Uniq); and enhanced<br />
processing techniques.<br />
I believe the current broadband technology<br />
will be the focus over the short term. The<br />
technology has demonstrated a step change<br />
in enhancement of the seismic image, by<br />
eliminating streamer ghosting and delivering a<br />
much clearer image.<br />
What is the most significant technological<br />
advancement you have experienced in your<br />
career?<br />
Having a marine seismic background and<br />
been at sea for 15 years, I believe the “multiple<br />
streamer” vessel is the most significant<br />
development: in every respect, from the vessel<br />
design to the streamer control. The resulting<br />
volume of data has enabled the industr y to<br />
produce the final seismic image that is r equired<br />
to explore in all regions of the world.<br />
Without these vessels and their related towing<br />
capacity and control systems, we would not<br />
be as far ahead in exploration as w e are today.<br />
There was a time when “Peak Oil” was a news<br />
item most weeks. Now with our improved<br />
exploration techniques we are discovering oil<br />
and gas at a rate to keep the “Peak Oil” debate<br />
off the front page.<br />
What technology will provide the next step<br />
change—in your opinion?<br />
I think the “Node” technology will be the next<br />
step change.<br />
This has a number of advantages over the<br />
current acquisition techniques. These include<br />
its broadband capability and quiet operating<br />
environment – the sea floor. It doesn’t have<br />
any ghosting, it is HSE friendly through the<br />
reduction of streamer handling, and it is<br />
multi azimuth. However, it needs a significant<br />
reduction in cost before this “technology step<br />
change” can happen.<br />
How have the range of services provided by the<br />
resources consultancy sector changed and what<br />
has driven those changes?<br />
Historically, the main industry requirement was<br />
a technical consultancy with HSE operation<br />
services. While these are still important and<br />
required, more emphasis has been placed<br />
on the Health, Safety and Environmental<br />
aspects of the consultancy services, including<br />
<strong>au</strong>diting, hazard workshops and Safety Case<br />
requirements.<br />
There is a requirement for HSE training and<br />
qualifications for all consultants and trained<br />
and experienced environmental consultants,<br />
including cetacean monitoring.<br />
There’s been an increasing call for consultant<br />
to manage projects: consultants with local<br />
experience that understand the local regulatory<br />
requirements. There is also an increasing call for<br />
G&G consults to provide “Competent Persons<br />
Reports”.<br />
What has driven these changes? Operators are<br />
looking to reduce risk.<br />
How has RPS managed the change in the r ange<br />
of services required?<br />
RPS has managed the change very well in my<br />
opinion. I doubt we could have imagined the<br />
extent our depth of services would grow to.<br />
Today, services in the industry have to be<br />
offered within a robust HSE management<br />
system which RPS has developed. We set out to<br />
ensure all the risk associated with our activities<br />
under our control are understood and are as<br />
low as practicable.<br />
We have ensured we have“in house experts” for<br />
remote operations such as seismic sur veys, site<br />
surveys, MMO services etc. We identify potential<br />
risks and give professional advice on up<strong>com</strong>ing<br />
projects. We have established a strong team of<br />
HSE and Risk Management consultants in Perth,<br />
Brisbane and Kuala Lumpur. The same applies<br />
to managing the technical risk of the ‘asset’,<br />
with a strong team of geologists, geophysists<br />
and petroleum engineers in Perth, Singapore<br />
and Brisbane.<br />
RPS has also built an environmental group<br />
in Perth and the Eastern States which can<br />
address, EIAs, cultural heritage, native title; and<br />
a ‘Water’ team provides water management<br />
advice and services across mining, CSG and<br />
unconventionals.<br />
How do you think Australia <strong>com</strong>pares on the<br />
global stage in exploration and production?<br />
In general I think we <strong>com</strong>pare well.<br />
I think the terms and condition of our exploration<br />
and production permits, coupled with the stability<br />
of our government system makes Australia very<br />
<strong>com</strong>petitive globally. We do not have a strong<br />
local market, which may deter some investors.<br />
December 2012 / January 2013 | PESA News Resources | 51
view form the top<br />
This reminds me how long I have been trying to master the game of golf with a<br />
young Bob Beatie, John Law and I think, Hank Mitedera.<br />
In China meeting clients – where has the hair gone?!<br />
Our regulatory process is proving to be a<br />
hurdle and needs to be better understood in<br />
the near future to avoid it be<strong>com</strong>ing a barrier<br />
to investment into Australia. I believe a better<br />
understanding of the process is ongoing and<br />
Australia will be the better for it in the long term.<br />
Our wages bill and cost of living has be<strong>com</strong>e<br />
an issue as a result of the resources boom and<br />
the high Australian dollar. This is a factor most<br />
global <strong>com</strong>panies consider.<br />
What do you think are the major challenges the<br />
oil and gas sector has yet to face a) in the shortterm<br />
and b) long-term?<br />
Public awareness of the industry practices and<br />
projects is be<strong>com</strong>ing a major challenge in the<br />
short and the long term. Projects are at risk of<br />
stalling or being stopped by a misinformed<br />
public sector. This is a challenge that requires a<br />
different thought process at the board level.<br />
The take-over of Fugro’s geoscience division<br />
by CGG Veritas was recently announced. Were<br />
you surprised and do you feel there is reason<br />
for further consolidation in the sector? What<br />
impact do you feel the merger will have on the<br />
Australian sector?<br />
Yes, I was surprised when the take-over was<br />
announced. It took a while to sink in but then<br />
when you think about the reasons it starts to<br />
make sense. With the continual requirement for<br />
research and development in the contracting<br />
seismic business, the recent flurry of contractors<br />
positioning themselves with a “broadband”<br />
product was probably the straw that broke the<br />
camel’s back. Fugro is not a <strong>com</strong>pany that enjoys<br />
having a product or service that is not ‘state of the<br />
art’ or close to it. It would not be in their business<br />
model to be 3 rd or 4 th as a service provider.<br />
I do not think it will have much impact on the<br />
Australian sector.<br />
What do you hope to achieve for RPS in your<br />
role running the Energy division?<br />
To grow the RPS services thoughout the<br />
Australia, Asia Pacific region.<br />
Establishing the robust HSE management<br />
system as a frame work for all our activities<br />
will greatly assist us to achieve this. We have<br />
offices in Jakarta, Singapore, Kuala Lumpur,<br />
Perth and Brisbane and have been recruiting<br />
local, experienced consultants in each to ensure<br />
we can meet the local requirements for most<br />
tenders being issued.<br />
What have been your greatest rewards and<br />
achievements from pursuing a career in the<br />
resources sector?<br />
It’s definitely the people I have met and<br />
worked with all these years. I have the utmost<br />
admiration for the people that work in our<br />
industry, and it has been a pleasure to go to<br />
work every day.<br />
What has been your biggest challenge during<br />
your career and how did you over<strong>com</strong>e it?<br />
The biggest challenge is being in my current<br />
position, managing director of RPS Energy AAP.<br />
There are many <strong>com</strong>ponents to the job,<br />
including management of employees, associate<br />
consultants, client relations and expectations,<br />
growth and P& L.<br />
It’s very demanding, requiring a game of golf at<br />
least once a week to balance the stress!<br />
What do you think the industry can do to make<br />
itself more attractive to today’s youth?<br />
Showing we offer a stable industry is the key to<br />
attracting youth. Historically the industry has<br />
been boom and bust, which has had a negativ e<br />
effect on recruitment. Maybe with $100 oil<br />
for an extended period of time will have a<br />
stabilising effect.<br />
What advice do you have for young professionals<br />
embarking on a career in resources?<br />
Once you make the choice to join the industry<br />
listen to your peers: there is a wealth of<br />
knowledge in the industry which only <strong>com</strong>es<br />
from experience. Ask many questions, and<br />
when you feel you have a good idea, express it.<br />
There are fewer people in the industry than you<br />
think and your ideas are important and may not<br />
have been thought of before.<br />
When a chance <strong>com</strong>es along grab it with both<br />
hands.<br />
How do you manage a work/home balance?<br />
That’s easy, I don’t manage that part of my life,<br />
my wife does. I could ask her but I am sur e she<br />
will say that is a mutual management process<br />
that all in the family has to be on-board with.<br />
Work hours, time away from home etc, all has<br />
to be accepted by the family.<br />
What changes would you make (if any) if you<br />
could do it all again?<br />
I can honestly say that I would not change a<br />
thing. It has been a very rewarding career thus<br />
far and I hope to be going for a few more years<br />
yet. <br />
52 | PESA News Resources | December 2012 / January 2013
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geothermal<br />
AGEC 2012:<br />
The Heat Is On For Australian Geothermal<br />
The 2012 Australian Geothermal Energy<br />
Conference was dubbed ‘unleashing<br />
the heat’, and while overcast and<br />
cool conditions reigned at Sydney’s scenic<br />
Coogee Beach, inside the beachside Crowne<br />
Plaza conference venue the hot topics in<br />
geothermal were addressed by industry,<br />
academia and government over the course<br />
of three days and a variety of presentations.<br />
The mood from the outset was frank, reflecting<br />
an industry optimistic about its prospects yet<br />
realistic in its appraisal of how far it has <strong>com</strong>e<br />
and the challenges it faces.<br />
Federal Resources and Energy Minister Martin<br />
Ferguson perhaps set the tone with his admission<br />
that over the past five years the geothermal<br />
industry had not experienced anywhere near the<br />
growth or development anticipated.<br />
“We have not made as much progress as we<br />
would have thought five or six years ago;<br />
it’s proved far more challenging than we<br />
would have thought in terms of the capacity<br />
of industry and I might say where our own<br />
thinking was, the government, in terms of these<br />
issues,” he <strong>com</strong>mented.<br />
Following the recent release of the 2012 Energy<br />
White Paper, Ferguson’s address was topical,<br />
as the government lays out its blueprint for<br />
Australia’s energy future. He told the conference<br />
the make up of Australia’s energy mix is highly<br />
<strong>com</strong>plex, stating the government’s carbon price<br />
is a key driver of the long-term transition to a<br />
low carbon economy, with the market itself<br />
fundamentally driving change.<br />
“The White Paper emphasises that Australia’s<br />
future energy technology fuel mix will be<br />
determined by the market, and so it should be,”<br />
he <strong>com</strong>mented. “The key role of the Australian<br />
Government is to provide proper regulatory<br />
frameworks to meet its policy objectives, and<br />
that is a <strong>com</strong>plex, difficult debate.”<br />
Spruiking the government’s clean energy<br />
credentials, Ferguson noted the Clean Energy<br />
Finance Corporation will <strong>com</strong>e into being<br />
next year, and stated ARENA (the Australian<br />
Renewable Energy Agency) will also be a key<br />
driver of the development of renewable energy<br />
industries.<br />
Ferguson told the conference long-term Treasury<br />
modelling has suggested geothermal sources<br />
could <strong>com</strong>prise around 20% of Australia’s energy<br />
mix by 2050, however this was tempered by the<br />
observation that Bure<strong>au</strong> of Resources and Energy<br />
Economics modelling has also found the cost of<br />
geothermal development is likely to be higher<br />
than previously anticipated over the next<br />
15–20 years.<br />
“This underscores the extent of the challenges<br />
geothermal faces in reaching <strong>com</strong>mercialisation<br />
here in Australia. I think we all acknowledge<br />
and appreciate that the development of the<br />
technologies that supply geothermal energy<br />
has not occurred as quickly as we all would<br />
have liked,” Ferguson stated.<br />
Observing the NSW Government believes the<br />
geothermal industry “does hold a great amount<br />
of promise both here and across the country,”<br />
Chris Hartcher, the NSW Minister for Resources<br />
and Energy, like Ferguson, talked about the role<br />
geothermal may well potentially play in the<br />
future energy mix.<br />
“The NSW Government views direct use<br />
geothermal technologies as having significant<br />
potential to provide Sydney, and indeed all<br />
of NSW, with a significant means of offsetting<br />
growing electricity demand and abating<br />
greenhouse gas emissions,” he stated<br />
“With an estimated 55 GW of potential<br />
electricity generation, if 20% of the total<br />
estimated peak energy was extracted, NSW may<br />
have the potential to generate up to 46 times<br />
more energy from geothermal resources than<br />
currently generated using fossil fuels.”<br />
To this end, Hartcher stated the state government<br />
supports geothermal resource mapping, along<br />
with the funding of further research, and<br />
extending the mineral exploration licensing<br />
regime to include geothermal resources.<br />
Hartcher, however, like Ferguson, noted<br />
investment barriers need to be over<strong>com</strong>e,<br />
<strong>com</strong>menting that the NSW Government is<br />
<strong>com</strong>mitted to building confidence for investors<br />
and developing a framework that encourages<br />
private sector investment.<br />
“The industry does continue to face investment<br />
barriers in the form of higher price costs in<br />
drilling and identifying geothermal resource.<br />
At this stage, there are still significant steps to<br />
be taken to develop the industry,” he told the<br />
conference.<br />
Federal Resources and Energy Minister, Martin<br />
Ferguson.<br />
NSW Minister for Resources and Energy, Chris<br />
Hartcher.<br />
“We acknowledge the government has a role<br />
to play in encouraging research and investment<br />
and ensuring that there are not unnecessary<br />
barriers to investment.”<br />
54 | PESA News Resources | December 2012 / January 2013
geothermal<br />
If the impression given by the federal and state<br />
energy ministers was one of c<strong>au</strong>tious optimism<br />
and long-term, rather than short or mid-term,<br />
thinking, Kobad Bhavnagri, Bloomberg New<br />
Energy Finance Lead Clean Energy Analyst, was<br />
by <strong>com</strong>parison brutally candid in his assessment<br />
of the current state of the industry in Australia.<br />
Bhavnagri noted the outlook for the global<br />
geothermal sector is relatively strong, with<br />
countries in the Asia Pacific, among them<br />
Indonesia leading the charge, offering up<br />
promising signs. In all, Bhavnagri noted, there<br />
are currently 273 projects being undertaken in<br />
50 countries around the world, but with only<br />
16%, 1.9 GW, currently under construction.<br />
“The sector is poised for steady growth. This will<br />
mostly be in the emerging markets around the<br />
world which have an abundance of very high<br />
quality resources,” he told the conference.<br />
“What has driven investment so far, and<br />
what will continue to drive investment, is the<br />
activity of development banks. Development<br />
banks have really picked up their game,” he<br />
<strong>com</strong>mented, noting that money continues to<br />
flow into developing countries.<br />
Additionally, a number of countries have<br />
implemented feed-in tariffs which, he stated, is<br />
helping drive deployment. However, he c<strong>au</strong>tioned<br />
that there are “several uncertainties” that he told<br />
the conference seem “to be systematic around<br />
geothermal developments around the world.”<br />
“When you start to look at the historic<br />
performance of geothermal installations around<br />
the world … we see that the capacity factor<br />
that geothermal actually contains is only 73%<br />
on global average, and that’s in stark contrast to<br />
the accepted wisdom in the industry that you<br />
always get a capacity factor of 95%,” he stated.<br />
“Availability factors are very high, the capacity<br />
factors tend to be low bec<strong>au</strong>se sites often<br />
under-perform,” he <strong>com</strong>mented. “We’re really<br />
telling the industry to be very thorough in your<br />
resource characterisation and conservative in<br />
your modelling.”<br />
He also c<strong>au</strong>tioned that motivation for Australian<br />
investment is <strong>com</strong>paratively low in a market<br />
abundant with fossil fuels. “You have a lot of<br />
low hanging fruit,” he observed. “So why would<br />
you do the very difficult thing?”<br />
Indeed, this is a clarion call to the federal and<br />
state governments to continue to provide further<br />
incentive to get projects off the ground, and,<br />
throughout the conference, various aspects of<br />
project management were examined by presenters,<br />
Kobad Bhavnagri, Bloomberg New Energy Finance<br />
Lead Clean Energy Analyst.<br />
from the identification of resources, through to<br />
methods of harnessing resources, to means of<br />
transferring of energy to the electricity grid.<br />
The global financial crisis may well have<br />
presented new challenges for the worldwide<br />
geothermal sector, yet, doubtless, the appetite<br />
for clean and renewable energy technologies<br />
remains, with geothermal at the forefront<br />
of many governments’ thinking. If AGEC<br />
highlighted one thing, it is that the potential for<br />
geothermal energy in Australia is huge and that<br />
there is a significant Australian expertise intent<br />
on driving the industry forward.<br />
As the government continues its push towards<br />
a less carbon intensive economy, future<br />
planning may well see the heat unleashed, but<br />
for the geothermal sector it currently seems to<br />
be a case of “watch this space”. <br />
The 2012 Australian Geothermal<br />
Energy Conference was held near<br />
Sydney’s scenic Coogee Beach.<br />
December 2012 / January 2013 | PESA News Resources | 55
words<br />
Duh Vinci<br />
A<br />
paper I edited recently for AAPG<br />
regularly used the wrong words. For<br />
example, High density sources have<br />
been interpreted as Miocene reefs, amplified<br />
by underlying Oligocene intrusives.<br />
(In the interests of not too blatantly fingering<br />
the <strong>au</strong>thor, I have modified this and other<br />
examples slightly from the original, retaining<br />
the errors but changing the setting.)<br />
Are the high-density bodies properly described<br />
as ‘sources’? The context is that they are<br />
the ‘source’ of the positive Bouguer Gravity<br />
anomalies. Underlying dense intrusive material<br />
was interpreted as also contributing to the<br />
gravity highs. So, it was the gravity highs that<br />
were amplified, not the Miocene reefs.<br />
I do sense an increase in this type of error in<br />
the geological papers I’ve edited over the past<br />
few years. Is this the geoscientific <strong>com</strong>munity’s<br />
drift into Amglish, the ‘language’ I discussed last<br />
month, with its dumbing-down loss of precision<br />
and a lack of any care at the loss; indeed, a<br />
cheering at the freedom of close-enough will<br />
do, and appl<strong>au</strong>ding this as far more politically<br />
correct for our times than the elitist notion of<br />
speaking properly. I hope not.<br />
By co-incidence, I was browsing through past items<br />
in a favourite blog, Language Log, when I came<br />
across posts by Geoffrey K. Pullum criticising the<br />
writing in Dan Brown’s novel The Da Vinci Code.<br />
One of his posts offered an excellent example of<br />
imprecision. (May 1, 2004, The Dan Brown Code)<br />
Pullum quoted from the first page of the novel,<br />
as terrified Louvre curator Jacques S<strong>au</strong>nière<br />
flees from his attacker.<br />
A voice spoke, chillingly close. "Do not move."<br />
On his hands and knees, the curator froze, turning<br />
his head slowly. Only fifteen feet away, outside<br />
the sealed gate, the mountainous silhouette of<br />
his attacker stared through the iron bars. He was<br />
broad and tall, with ghost-pale skin and thinning<br />
white hair. His irises were pink with dark red pupils.<br />
Pullum then listed the errors and imprecisions<br />
– what he, being precise, called infelicities and I<br />
quote him almost directly below.<br />
1. A voice doesn't speak — a person speaks; a<br />
voice is what a person speaks with.<br />
2. ‘Chillingly close’ would be right in your<br />
ear, whereas this voice is fifteen feet away<br />
behind the thundering gate.<br />
3. It was the fall of the gate that made a thunderlike<br />
noise; the gate itself wasn’t thundering.<br />
4. The curator cannot slowly turn his head<br />
if he has frozen; freezing (as a voluntary<br />
human action) means temporarily ceasing<br />
all muscular movements.<br />
5. A silhouette does not stare! A silhouette is a<br />
shadow.<br />
6. If the curator can see the man's pale sk in,<br />
thinning hair, iris colour, and red pupils (all<br />
at fifteen feet), the man cannot possibly be<br />
in silhouette.<br />
Perhaps we can call such errors duhvincis.<br />
It is important for <strong>au</strong>thors to read closely what<br />
they have written. This is especially true for<br />
younger <strong>au</strong>thors, many of whose schooling<br />
had a less rigorous approach, shall we say, to<br />
grammar and writing than was the case for<br />
older Pesapersons.<br />
I have touched before on this need for very<br />
careful reading of what has been written before<br />
it is passed onto editors or managers and the<br />
like. It is a point that needs regular restating. It is<br />
too easy to simply glance across the words and<br />
sit back with a Nobel-winners smile, confident<br />
that the words say exactly what was meant.<br />
Consider these sentences from recent papers:<br />
••<br />
‘When lake level rose and spilled into an<br />
adjacent basin …’<br />
••<br />
‘The overfilled lake model occurs when<br />
the rate of supply of sediment and water<br />
exceeds the potential ac<strong>com</strong>modation.’<br />
••<br />
‘The top surface of the lower unit reflects<br />
the thickness changes of this sequence.’<br />
••<br />
‘The main objective was to interpret<br />
basement structure within the data.’<br />
••<br />
‘The contract deadline was not achieved<br />
bec<strong>au</strong>se of the timely negotiations<br />
necessitated by the contractor.’<br />
The meaning is clear enough in most cases but<br />
the words do not say what the writer meant to<br />
be saying.<br />
••<br />
Lake levels can’t spill. ‘When lake levels rise<br />
and the water spills into …’<br />
••<br />
Models don’t occur, in the real-world sense<br />
used here. (Plus I have always had a struggle<br />
ac<strong>com</strong>modating ‘ac<strong>com</strong>modation space’ as<br />
a necessary term – though several geologist<br />
friends I admire greatly, and whose skills<br />
exceed mine, are enthusiastic supporters and<br />
users of the term; so it might be me. But, in<br />
this case, is it the potential ac<strong>com</strong>modation<br />
that is being exceeded? Or is it the actual<br />
ac<strong>com</strong>modation? And, while I’m being picky,<br />
shouldn’t it be ‘ac<strong>com</strong>modation space’.)<br />
••<br />
The isopach reflects (shows?) the changing<br />
thickness of the sequence; the top (upper?)<br />
surface does not. (I can hear the ho wls<br />
that, given a smooth lower surface for the<br />
sequence, the top surface would reflect the<br />
thickness changes. Fair enough. If that was<br />
the case, the sentence is acceptable. But it<br />
has to be read in context and that decision<br />
made by the writer.)<br />
••<br />
There is no ‘basement structure within the<br />
data’; …from the data? …using the data.<br />
Maybe … use the data to interpret …<br />
••<br />
The negotiations weren’t timely; they<br />
were time-consuming. ‘Required’ by the<br />
contractor would be better.<br />
As several of these examples show, a <strong>com</strong>mon<br />
problem is the imprecise use of a term in relation<br />
to the action being discussed; the lake level<br />
‘spilling’ or the model ‘occurring’. Sometimes it is<br />
just poor expression and needs more work.<br />
Confronted by these confused sentences, an<br />
experienced editor or manager will begin to<br />
look very closely at the technical details. If<br />
a writer can’t put down what he means in a<br />
simple and clear way, it might be revealing<br />
that he doesn’t have a clear and simple<br />
understanding of what he (or she) is saying.<br />
I have cited Hemingway many times in this<br />
column, most <strong>com</strong>monly his declaration that<br />
when you know something well (as opposed<br />
to knowing about it – a distinction one of my<br />
mentors was very fond of ), you know what you<br />
can leave out and still get the message thr ough<br />
clearly. When you don’t know well enough<br />
what you’re writing about, it shows.<br />
On which note, let me remind younger<br />
Pesapersons that the Papa in my August column,<br />
A Reminder from Papa, was not me being all<br />
fatherly. That was Hemingway's popular nickname,<br />
given him, not surprisingly, by his children, and<br />
adopted quite widely by his friends and admirers<br />
later in his life and after his death.<br />
All the best for the New Year. Enjoy the<br />
Christmas season. If it all gets too much, read<br />
the first few pages of The Da Vinci Code and<br />
have a bloody good l<strong>au</strong>gh. Try not to think too<br />
much about the money he made writing that<br />
badly about something so ridiculous. And let’s<br />
have less duhvincis in our writing in 2013.<br />
Peter Purcell <br />
56 | PESA News Resources | December 2012 / January 2013
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