Volume 13, Issue 1 - Ontario Onsite Wastewater Association
Volume 13, Issue 1 - Ontario Onsite Wastewater Association
Volume 13, Issue 1 - Ontario Onsite Wastewater Association
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SITE<br />
treatment • technology • innovation • reuse • recycle<br />
O n t a r i o O n s i t e W a s t e w a t e r A s s o c i a t i o n N e w s l e t t e r<br />
APRIL 15 TO 17, 2012 OOWA ANNUAL CONFERENCE & EXHIBITION, DEEHURST RESORT, HUNTSVILLE, ON<br />
<strong>Ontario</strong><strong>Onsite</strong><br />
<strong>Wastewater</strong><strong>Association</strong><br />
<strong>Volume</strong> <strong>13</strong><br />
<strong>Issue</strong> 1<br />
Spring 2012<br />
Conference Edition<br />
Teaming-up for a High Strength Challenge<br />
by Matthew Rainville, C.E.T.<br />
When a long-standing, local Ottawa pub<br />
proposed an expansion of their existing<br />
kitchen facility in 2009, the requirement of<br />
having the existing septic system assessed arose, and<br />
ultimately so did the beginning of a challenging project.<br />
The pub was serviced by an existing septic system<br />
that was installed as a replacement system in 1998, and<br />
had been designed for a peak daily sewage flow of<br />
4,500 litres. The system consisted of a 9000 litre septic<br />
tank, a 2,700 litre grease interceptor, a pump chamber,<br />
and a fully raised Class 4 Filter Media leaching bed<br />
composed of two cells and an imported sand mantle.<br />
Houle Chevrier Engineering Ltd. (HCEL) had been<br />
retained by the developer to provide geotechnical<br />
consultation services as part of the kitchen expansion.<br />
Following the request by the local Chief Building Official<br />
(CBO) to have the existing septic system assessed, HCEL<br />
was retained to provide this additional service. The<br />
assessment included a review of available<br />
documentation, a physical assessment of the system,<br />
sampling and analysis of the wastewater being<br />
generated at the facility, and the implementation of<br />
water usage monitoring.<br />
An inspection of the existing system found the<br />
leaching bed to be displaying signs of distress, including<br />
an elevated effluent level and “biomat” accumulation<br />
within the filter media. Following a short period of water<br />
usage monitoring, it was estimated that the average daily<br />
and peak sewage flows were 4,000 litres and 7,500 litres,<br />
respectively, which represented an increase from the<br />
design flow that was based on monitoring data gathered<br />
in 1998. The results of two initial rounds of wastewater<br />
sampling and analysis determined elevated<br />
concentrations of a BOD (±1,300 mg/L); total suspended<br />
solids (TSS) (± 150 mg/L); and fat, oil and grease<br />
(FOG) (± 70 mg/L).<br />
continued on page 10 …
2<br />
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The company specializes in products for conventional septic<br />
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distribute Orenco Systems’ high-quality residential line.<br />
For 30 years, Orenco Systems ® , Inc. has helped hundreds<br />
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<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
OOWA President’s Outgoing Message by Eric Gunnell, P.Eng., President, OOWA<br />
It has been my pleasure to have acted as your<br />
association president for the past two years. It has been<br />
exciting times, with tremendous interest in OOWA as a<br />
result of our initiatives and outreach activities.<br />
As the voice of the onsite sewage industry in <strong>Ontario</strong>,<br />
we are working close with the MMAH and MOE in a<br />
number of areas, as well as working with municipalities to<br />
help build their Part 8 sewage programs. We have voiced<br />
our strong opinions on the proposed code changes, that<br />
are anticipated to be included in the new OBC.<br />
Our membership has sky-rocketed to almost 600, and<br />
last year we had our most successful conference ever. In<br />
discussion today with a local CBO who is in the forefront of<br />
the septic re-inspection program as part of the Lake<br />
Simcoe Protection Plan, she noted that last year was her<br />
first conference and said it was truly fantastic.<br />
Our educational sessions have been a large success,<br />
including CVOR, BNQ, regional meetings, and the<br />
Welcome to conference. I truly hope that your<br />
experience is informative and beneficial and that<br />
you can take something back with you that will<br />
strengthen and enhance your business. Your Board of<br />
Directors has many irons in the fire and we will continue to<br />
work to strengthen our organization. I would like to thank all<br />
of the committees and volunteers for their unselfish<br />
commitment of time and resources. Our focus in 2012 will<br />
be to meet our Core Objectives, enhance our education and<br />
training program (RPP) and grow our membership through<br />
new programs and improved member benefits.<br />
OOWA members continue to strengthen and contour the<br />
industry through their role as important stewards of the<br />
environment. We play an important part in the ever-changing<br />
OBC Part 8 course. If you have not already done so, please<br />
visit our website to explore the benefits of our Registered<br />
Professional Program. Be sure to check out the new OOWA<br />
insurance program, which has increased coverage and<br />
lowered costs for many of our members.<br />
I want to thank all of our board members and<br />
volunteers who have given countless hours to the benefit<br />
of the association. Please get involved, as the continued<br />
success of OOWA depends on your involvement.<br />
I would like to welcome our incoming president,<br />
Don Krauss, and the new board of directors. I will continue<br />
to work on the OOWA board as past president, and as<br />
always, would welcome any comments or feedback you<br />
may have. I wish everyone well in their business ventures.<br />
Now, with greater recognition and advancement of onsite<br />
sewage systems as long term infrastructure, OOWA will<br />
continue to provide benefits for all members. Have a great<br />
conference and look forward to talking with you.<br />
OOWA Incoming President’s Message by Don Krauss<br />
Inside<br />
4 Conference Schedule<br />
6 Conference Speakers<br />
11 <strong>Onsite</strong> Solution Supports Rural<br />
Economic Development<br />
<strong>13</strong> New Technology for OWTS<br />
WATERCLEAN<br />
18 Braemar Valley Trailer Park<br />
20 OrencoSystems® Case Study<br />
22 Innovative Approaches<br />
for Surface Discharge of Treated<br />
Effluent from Decentralized<br />
<strong>Wastewater</strong> Treatment Systems<br />
<strong>Volume</strong> <strong>13</strong>/<strong>Issue</strong> 1<br />
Spring 2012 | Conference Edition<br />
24 A Lesson from Elementary School<br />
Solves a Business Problem<br />
25 How Does the Modernization of<br />
MOE Approvals Affect you?<br />
26 <strong>Onsite</strong> Water Reuse: New<br />
Opportunities and Standards<br />
<strong>Wastewater</strong> Treatment<br />
Technologies<br />
32 Program and Courses<br />
process of regulatory and market advancements. You are key<br />
players in positive change, drive improvements to products<br />
and services and play a part in rural land use planning. It is<br />
increasingly important to be a part of that change and our<br />
members know that. Membership is growing and together we<br />
represent all segments of the industry. I encourage (and<br />
challenge) all members to reach out to others and help grow<br />
our organization. Our industry depends on it.<br />
Please join me in welcoming our new Board of Directors.<br />
Take time to meet all of the Board during the conference and<br />
introduce yourself, discuss and network. I am looking forward<br />
to serving you as your President and meeting you during the<br />
conference and throughout the year.<br />
<strong>Onsite</strong><br />
<strong>Ontario</strong> <strong>Onsite</strong> <strong>Wastewater</strong><br />
<strong>Association</strong> Newsletter<br />
To submit an article or<br />
place an advertisement<br />
contact Denis Orendt at<br />
denis.orendt@oowa.org<br />
The opinions expressed in this<br />
newsletter by contributing<br />
authors are not necessarily the<br />
opinions of OOWA’s Board of<br />
Directors or the <strong>Association</strong>.<br />
<strong>Ontario</strong><strong>Onsite</strong><br />
<strong>Wastewater</strong><strong>Association</strong><br />
Visit us at www.oowa.org<br />
3
4<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSchedule<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong><br />
Conference & Exhibition<br />
The Future of <strong>Onsite</strong> <strong>Wastewater</strong> Treatment in <strong>Ontario</strong><br />
Sunday April 15, 2011<br />
11:00 a.m. to 11:30 a.m..........Exhibitors Set up<br />
11:00 a.m. to 11:30 a.m..........Board of Directors Meeting — Conference Review<br />
1:00 p.m. to 4:00 p.m. ...........Registration Desk Opens<br />
Manufacturer Seminars<br />
Waterhouse 1 Waterhouse 2 Waterhouse 3<br />
1:00 p.m. to 2:00 p.m. Makeway Environmental SeptiGuard Insurance<br />
2:00 p.m. to 3:00 p.m. Premier Tech Aqua Waterloo Biofilter Group Health Benefits<br />
3:00 p.m. to 4:00 p.m. RH20 North America Orenco Green Turtle Technology<br />
4:00 p.m. to 5:00 p.m. The Septic Store — Puraflo Systems Infiltrator Great Lakes Clean Water<br />
7:00 p.m. to 8:30 p.m. AGM Reception —Exhibit Area<br />
Monday April 16, 2011 Main Sessions Peninsula Room<br />
7:00 a.m. to 8:00 a.m............Breakfast<br />
8:00 a.m. to 8:15 a.m............Opening Remarks — Brian Howden, Conference Chairman<br />
Board of Directors Announcement — Eric Gunnell, OOWA Past President<br />
8:20 a.m. to 8:25 a.m............Welcome from Huntsville Mayor Claude Doughty<br />
8:30 a.m. to 9:30 a.m............Keynote Speaker: Michael Hoover, NC State University<br />
Decentralized Water Reuse Systems as Strategic, Non-potable, Water Supplies<br />
9:30 a.m. to 10:15 a.m..........The Evolution & Future of <strong>Onsite</strong> <strong>Wastewater</strong> Treatment — Henri Ouellet, President, Premier Tech Aqua<br />
10:15 a.m. to 10:50 a.m..........Coffee Break — Exhibit Area<br />
10:50 a.m. to 11:55 a.m..........PANEL DISCUSSION Regulatory Discrepancies in <strong>Ontario</strong> — Rob Passmore<br />
11:55 a.m. to 1:20 p.m. ...........Networking Lunch — Exhibit Area<br />
1:20 p.m. to 2:05 p.m. ...........Ministry of Municipal Affairs & Housing — James Douglas, Manager MMAH<br />
2:05 p.m. to 2:40 p.m. ...........Decentralized <strong>Wastewater</strong> Servicing — A Financial Alternative to Big Pipe — Al Perks, RV Anderson<br />
2:40 p.m. to 3:10 p.m. ...........Coffee Break — Exhibit Area<br />
3:10 p.m. to 3:45 p.m. ...........Proposed Changes to the Approvals Process: What This Means to You — Pinchin Environmental<br />
3:45 p.m to 4:20 p.m. ...........The Value$$ and Responsibility of Maintenance — Rick Esselment, ESSE Environmental<br />
Breakout Sessions Waterhouse 1<br />
9:30 a..m to 10:15 a.m..........Succession Planning for your Business — Michael Lobraico, President NCI Solutions<br />
10:30 a.m. to 10:50 a.m..........Coffee Break — Exhibit Area<br />
10:50 a.m. to 11:50 a.m..........Marketing & the Web: Get on Line Fast, Cheap & Good — Mark Levens & Kent Peel, Seneca College<br />
11:55 a.m to 1:20 p.m. ...........Networking Lunch — Exhibit Area<br />
1:30 p.m. to 2:05 p.m. ...........IHSA — Electrical Safety — Ian Reese<br />
2:05 p.m. to 2:40 p.m. ...........Meth Labs/Grow Ops their Effect on <strong>Onsite</strong> Systems — Carla Crockett, Special Investigations, CBO<br />
2:40 p.m. to 3:10 p.m. ...........Coffee Break — Exhibit Area<br />
3:10 p.m. to 3:45 p.m. ...........Effluent Dispersal in Natural Soils — Craig Jowett, Waterloo Biofilter<br />
3:45 p.m. to 4:20 p.m. ...........The Value$$ and Responsibility of Maintenance — Rick Esselment, ESSE Environmental"<br />
3:45 p.m. to 4:20 p.m. ...........Aggregate Policies and the <strong>Onsite</strong> Industry — Stuart Thatcher, Senior Policy/Program Advisor, Aggregates<br />
4:20 p.m. to 4:55 p.m. ...........The New CSA National <strong>Onsite</strong> Code — Lessons for <strong>Ontario</strong> — Doug Joy, University of Guelph<br />
4:55 p.m. to 5:00 p.m. ...........Closing Day 1 — Don Krauss, New OOWA President<br />
6:00 p.m. to 7:00 p.m. ...........Pre Banquet Reception<br />
7:00 p.m. to 9:30 p.m. ...........OOWA Banquet with Entertainment
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSchedule<br />
Tuesday April 17, 2011 Main Sessions Peninsula Room<br />
7:00 a.m. to 8:00 a.m............Breakfast<br />
8:00 a.m. to 8:20 a.m............Opening Remarks — Announcements — Don Krauss, OOWA President<br />
8:30 a.m. to 9:30 a.m............Making a Difference In Water — David Henderson, Managing Director — XPV Capital<br />
9:30 a.m. to 10:05 a.m..........MOE Approvals Branch Update — Doris Dumais, Director<br />
10:05 a.m. to 10:50 a.m..........Coffee Break — Exhibit Area<br />
10:50 a.m. to 11:50 a.m..........Panel Discussion Who should Design, Who's Qualified to Reinspect? — Terry Davidson<br />
11:50 a.m. to 1:10 p.m. ...........Networking Lunch — Exhibit Area<br />
1:10 p.m. to 1:45 p.m ............Tiny Township Septage Study — Burnside Engineering, Anne Egan<br />
1:45 p.m. to 2:20 p.m ............Installers & Inspectors: what you need to know — Doug Vergunst<br />
2:20 p.m. to 2:45 p.m ............Coffee Break — Soft Drink Break — Exhibit Area<br />
2:45 p.m. to 3:20 p.m ............Phosphorus Reduction Strategies — Roger LaCasse, Premier Tech Aqua<br />
3:20 p.m. to 3:55 p.m ............Water is Changing and so is the <strong>Onsite</strong> Business — Roddy Bolivar, Bolivar Phillips<br />
3:55 p.m. to 4:00 p.m ............Closing Day 2 — Brian Howden, Conference Chairman<br />
Breakout Sessions Waterhouse 1<br />
10:50 a.m. to 11:25 a.m..........Health & Safety Session — Ingrid Kalnins, PSHSA<br />
11:25 a.m. to 11:55 a.m..........WSIB — New updates for Business Owners — Christine Arnott<br />
11:50 a.m. to 1:10 p.m. ...........Networking Lunch — Exhibit Area<br />
1:10 p.m. to 1:45 p.m. ...........BNQ and Changes for the <strong>Ontario</strong> Building Cod — Jim Ferrar, BNQ<br />
1:45 p.m. to 2:20 p.m. ...........Lake Simcoe Reinspection — A Year Later— Cindy Hood, MOE<br />
2:20 p.m. to 2:45 p.m. ...........Coffee Break — Soft Drink Break — Exhibit Area<br />
2:45 p.m. to 3:20 p.m. ...........Nitrate Impact: Case Study — Rob Passmore<br />
Wednesday April 18, 2011<br />
OOWA Registered Professional Program Seminars<br />
9:00 a.m. to 12:00 p.m. .........Advanced Design of <strong>Onsite</strong> Sewage Treatment Systems<br />
9:00 a.m. to 12:00 p.m. .........Pumps, Dosing & Controls?<br />
12:00 p.m. to 1:00 p.m. ...........Lunch Break<br />
1:00 p.m. to 4:00 p.m. ...........Advanced Design of <strong>Onsite</strong> Sewage Treatment Systems<br />
2011-2012<br />
OOWA<br />
Board of Directors<br />
Participants will receive credit towards the OOWA Registered Professional Program<br />
• Anthony Acchione<br />
anthony@acchionebrothers.com<br />
• Marie Christine Belanger<br />
belm2@premiertech.com<br />
• Sandy Bos<br />
sbos@muskokalakes.ca<br />
• Jerry Bruce<br />
jerrybruce@rogers.com<br />
• Terry Davidson Treasurer<br />
terry.davidson@rvca.ca<br />
• John Doner<br />
john@waterloo-biofilter.com<br />
• Eric Draper<br />
tssericdraper@gmail.com<br />
• Rick Esselment<br />
rick@esse-environmental.com<br />
• David Finch<br />
dlgfinch@cogeco.net<br />
• Eric Gunnell Past President<br />
eric@septicdesign.ca<br />
• Brian Howden<br />
brianhowden@sympatico.ca<br />
• Don Krauss President<br />
dkrauss@infiltratorsystems.net<br />
• Rob Palin<br />
robertp@nbmca.on.ca<br />
• Rob Passmore<br />
rpassmore@patersongroup.com<br />
• Doug Vergunst<br />
dvergunst@nwhu.on.ca<br />
5
6<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSpeakers<br />
Keynote Speakers<br />
Mike Hoover, PhD<br />
Professor and Soils Extension Specialist,<br />
Soil Science Department, College of<br />
Agriculture and Life Sciences, North<br />
Carolina State University, Raleigh, NC<br />
Dr. Mike Hoover has worked as a<br />
researcher, teacher and decentralized wastewater expert for<br />
the past 39 years at Penn State University (Agronomy Dept.),<br />
the University of Cincinnati (Civil and Environmental<br />
Engineering Dept.) and North Carolina State University (Soil<br />
Science Dept.) where he presently serves as Professor of<br />
Soil Science. He is an author of 100+ publications in on-site<br />
wastewater technology function and performance,<br />
environmental and health impacts of these systems and<br />
management approaches to minimize those impacts.<br />
Mike is chair of the NSF International <strong>Wastewater</strong><br />
Technology Joint Committee that develops American National<br />
Standards Institute (ANSI) standards for wastewater systems,<br />
including the newly adopted ANSI/NSF Standard 350 for<br />
decentralized wastewater and greywater reuse as well as the<br />
companion NSF/ANSI 350-1 for greywater subsurface<br />
irrigation. He has been a member for <strong>13</strong> years of the NSF<br />
International Council of Public Health Consultants, a member<br />
of the CDC (Atlanta) 35-member International Expert Panel on<br />
Healthy Housing, and past program chair of the ASABE<br />
National Symposium for Single Family and Small Community<br />
<strong>Wastewater</strong> Systems and past chair of the Consortium of<br />
Institutes for Decentralized <strong>Wastewater</strong> Treatment.<br />
Conference Speakers<br />
Roddy G. Bolivar, P.Eng. — Roddy<br />
commenced his career in North Bay including<br />
planning and designing onsite solutions for<br />
new development and remediation projects<br />
(and while he never understood why North<br />
Bay was classified as Northern <strong>Ontario</strong>, the high subsidy level<br />
of the MOE Direct Grant community well and septic<br />
remediation program in Northern <strong>Ontario</strong> in the early 1990s<br />
kept him busy.) For the past fifteen years, he has focused on<br />
applying his design experience to the early stages of water<br />
resource planning including how to advance innovative onsite<br />
solutions to land development and environmental protection.<br />
At the City of Ottawa for eight years following amalgamation<br />
he was responsible for the development of new rural servicing<br />
policies including promoting onsite and decentralized servicing<br />
as a permanent wastewater solution. In 2008 Roddy formed<br />
Bolivar~Phillips combining his private experience and his<br />
municipal government experience. He now advises municipal<br />
governments on better practices and innovation across all<br />
aspects of water resource management including onsite<br />
servicing. He also works with land developers and onsite<br />
service providers to help align business practices with the<br />
opportunities which are arising from rapidly changing attitudes<br />
toward the value of water. Roddy has previously presented to<br />
the Conference on the topic of Municipal Responsibility<br />
Agreements and in 2010 he assisted OOWA in preparing input<br />
to the Provincial Policy Statement review process.<br />
David Henderson<br />
Managing Director,<br />
XPV Capital Corporation<br />
David is the founder and Managing<br />
Director of XPV Capital Corporation, one<br />
of the largest firms in the world solely<br />
dedicated to investing in high growth water companies. At<br />
XPV, David focuses on identifying and investing in companies<br />
capitalizing on the significant opportunities created by the<br />
“new water economy” — a concept he developed. He is a<br />
respected speaker and expert contributor in the area of<br />
water technology and investing. Some of the organizations<br />
David has worked with include: Milken Institute, Global Water<br />
Intelligence, Globe, Canada Water, WaterCAMPWS, The<br />
Governments of <strong>Ontario</strong> and Canada, Empire Club of<br />
Canada, Globe, InterAction Council, Singapore International<br />
Water Week, UCLA, MIT, Red Herring, Environmental<br />
Protection Agency (EPA), The China Business Review, The<br />
China Green Technology Initiative, Cleantech Group,<br />
Brookings Institute and LUX Research.<br />
Terry Davidson, P.Eng. — Terry is the<br />
Director of Regulations at the Ottawa Septic<br />
System Office located at the Rideau Valley<br />
Conservation Authority in Manotick, <strong>Ontario</strong>.<br />
The Ottawa Septic System Office has been<br />
delivering the septic approvals program since 1995 in the<br />
City of Ottawa, and expanded to the Tay Valley Township in<br />
2004. His responsibilities include managing inspection and<br />
approvals of all on-site wastewater systems in the City of<br />
Ottawa and Tay Valley Township. Mr. Davidson has also been<br />
instrumental in implementing and delivering a septic<br />
reinspection program in his jurisdiction. Mr. Davidson has<br />
been on the Board of Directors for the <strong>Ontario</strong> <strong>Onsite</strong><br />
<strong>Wastewater</strong> <strong>Association</strong> since its inception in 1999. He also<br />
coordinates and teaches onsite wastewater treatment<br />
courses offered through the <strong>Ontario</strong> Rural <strong>Wastewater</strong><br />
Centre in Eastern <strong>Ontario</strong>.<br />
Anne Egan, M.Sc. (Eng.), P.Eng. — Anne is<br />
responsible for the <strong>Onsite</strong> <strong>Wastewater</strong> Group<br />
at R.J. Burnside & Associates Limited, and is<br />
involved primarily in wastewater system<br />
design for Burnside’s private sector, public<br />
sector, and First Nations clients. Her experience includes all<br />
aspects of sewage system design, including collection and<br />
conveyance, various types of treatment, and disposal<br />
systems for subsurface and surface discharge of treated
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSpeakers<br />
effluent. Ms. Egan is involved in all project phases, from<br />
planning level studies to conceptual design, detail design,<br />
procurement of approvals, and construction, for residential,<br />
institutional, commercial and recreational land uses.<br />
Rick Esselment — Rick is the President and<br />
Founder of ESSE, an environmental health<br />
management company providing operation,<br />
maintenance, design and management services<br />
for drinking water and wastewater treatment<br />
systems in <strong>Ontario</strong>. He has a BSc. in microbiology, a BASc in<br />
Environmental Health and a Post-Graduate Diploma in<br />
Occupational Health and Safety. Rick is a certified public health<br />
inspector, and former building official and Provincial Offenses<br />
Officer. He serves on the OOWA Board of Directors and is<br />
presently the Chair of the Government Relations Committee.<br />
Rick is a strong advocate for protecting environmental public<br />
health in rural <strong>Ontario</strong>, through sustainable decentralized<br />
wastewater management and source water protection.<br />
Jim Ferrero, Eng — Jim grew up in Alberta,<br />
graduated in Mechanical Engineering at the<br />
University of Alberta. He went east, learned<br />
French and for many years worked in the<br />
manufacturing of electrical distribution<br />
equipment, mainly in the Montréal area, before joining BNQ in<br />
Québec City as a Standards Development Coordinator. He has<br />
been involved in standards for electrical equipment, various<br />
services, hockey equipment, hydrogen technologies and, since<br />
2005, onsite residential wastewater treatment systems. He is<br />
responsible for the onsite standard used in Québec and the<br />
National Standard of Canada published in 2009.<br />
Trish Johnson, BA, MA — Trish is a project<br />
manager and senior environmental consultant<br />
with RVA. Over the past 25 years, she has<br />
worked in public, private, and non-profit<br />
environmental management. Her specialties<br />
include environmental strategies, policy and program<br />
development for all levels of government. She has managed<br />
environmental assessments for water, wastewater and solid<br />
waste projects and serves as a strategic advisor for two<br />
municipalities. Before joining RVA, Trish was with the Regional<br />
Municipality of Ottawa Carleton/City of Ottawa for <strong>13</strong> years<br />
where she was a program manager for water and solid waste<br />
divisions. She led all the waste diversion programs and<br />
operations of the Trail Waste Facility Landfill. Since early 2005,<br />
she has been the Municipal Representative for the Canadian<br />
Plastics Industry <strong>Association</strong> (CPIA) with a mandate to assist<br />
municipalities keep plastics out of landfill and provide strategic<br />
policy advice in waste division. Trish was involved with Indian<br />
and Northern Affairs in providing policy developmentand<br />
project oversight for INAC’s National Assessment of 607 First<br />
Nation communities’ water and wastewater systems.<br />
Doug Joy — Doug is the Director of the <strong>Ontario</strong><br />
Rural <strong>Wastewater</strong> Centre located in Guelph,<br />
Alfred and Baxter, <strong>Ontario</strong>. The Centre began in<br />
March 1998 as a joint effort between members<br />
of the University of Guelph and the Rideau Valley<br />
Conservation Authority and conducts research and workshops<br />
on on-site systems across the province. With over 60 workshop<br />
days per year and approximately 500 participants per year, the<br />
ORWC provides training across a wide spectrum of the onsite<br />
industry. He is currently a faculty member and Associate<br />
Director, Graduate studies in the School of Engineering where he<br />
teaches water resources and environmental engineering<br />
courses. His research focus in recent years has been the<br />
performance of onsite systems and their impact on the<br />
environment. He has served on and chaired both provincial and<br />
national committees developing standards for onsite systems<br />
and is a founding member of OOWA and former president.<br />
Craig Jowett, Ph.D., P.Eng., President,<br />
Waterloo Biofilter Systems Inc.— Craig is a<br />
geological engineer from the University of<br />
Toronto and worked in the mining industry<br />
across Canada including the Arctic Islands,<br />
central Europe and southwestern US. After his Ph.D. in geologygeophysics<br />
at Toronto, he was a NATO Science Fellow at<br />
University of Michigan and Cornell University, and Research<br />
Professor at University of Waterloo. Craig is now president of<br />
the <strong>Ontario</strong> manufacturing company Waterloo Biofilter Systems<br />
incorporated in 1995. He developed and commercialized the<br />
absorbent-medium trickle filter and the Shallow Area Bed dispersal<br />
bed for tight clay soils. Newer developments are (a) the laminarflow<br />
WaterTube septic tank for improved effluent quality and lower<br />
pump-out frequency, (b) the WaterNOx asphyxiant nitrate removal<br />
technology being demonstrated in the Green Schools Pilot Initiative,<br />
and (c) residential-scale phosphorus removal technology. Craig<br />
was on the design team for the Toronto “Healthy House”<br />
reclaimed wastewater system sponsored by CMHC, which is<br />
now installed in truck stops and residences to reduce water<br />
usage and reduce nitrogen discharge. He holds more than<br />
20 US and Canadian patents in the area of sewage treatment,<br />
sits on several CSA & BNQ standards committees, and is the<br />
author of numerous peer-reviewed articles in the geology and<br />
sewage treatment fields.<br />
Roger Lacasse — Roger is Vice-President<br />
Research and Development at Premier Tech<br />
Aqua, a company that specializes in<br />
decentralized wastewater treatment. Roger is a<br />
professional engineer with a master’s degree in<br />
hydraulic civil engineering from Sherbrooke University in<br />
Canada. He has more than 30 years of experience in hydrology<br />
and in water and wastewater treatment for a wide range of<br />
system sizes and design flows. Since 1997, his work has<br />
focused on development of different wastewater treatment<br />
technologies (onsite, cluster and commercial systems)<br />
applicable to decentralized market, and on development of<br />
new standard by an active participation to different<br />
Subcommittees related to the NQ 3680-910 Standard in Quebec<br />
and CAN/BNQ 3680-600 Standard in Canada. Actually, he is<br />
member of the technical committees preparing a new<br />
Canadian standard: “CSA B65 Technical Committee on<br />
Decentralized <strong>Wastewater</strong> Systems.”<br />
continued on page 8 …<br />
7
8<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSpeakers<br />
Mark Leavens, B.A., A.I.M.A.— Mark is<br />
a graduate of the University of Western<br />
<strong>Ontario</strong> and formerly with MPAC, Mark is a<br />
professor and program coordinator at Seneca<br />
College in Toronto in the Real Property<br />
Administration and Municipal Administration programs. Mark<br />
has been a featured speaker at conferences and learning<br />
events for different professional organizations across<br />
Canada and in China. He is a contributor to Canadian Real<br />
Estate magazine and appears regularly on HGTV’s Income<br />
Property TV show.<br />
Michael Lobraico — Michael is a sought<br />
after International speaker and facilitator who<br />
brings his insights to audiences of family<br />
business members and their advisors. As a<br />
subject matter expert on families in business<br />
Michael has regularly participates in television interviews as<br />
well as being quoted and interviewed in national and local<br />
publications including the Globe & Mail.<br />
Having grown up in a third generation family business,<br />
Michael has first hand knowledge of the family dynamic.<br />
Working with his siblings through to eventually owning and<br />
selling the family business, is the experience that ensures his<br />
stories are credible and that his audiences quickly establish<br />
a connection to their own experiences. Michael is also a past<br />
National President of the Canadian <strong>Association</strong> of Family<br />
Enterprise, the largest organization of family business in<br />
North America.<br />
Lynne Maclennan — Lynne is a Senior<br />
Project Manager with the Emission<br />
Reduction & Compliance group at Pinchin<br />
Environmental. She has worked in the<br />
wastewater treatment field for 20 years and<br />
has a background in municipal and industrial wastewater<br />
process engineering. Lynne has worked with the MOE on a<br />
review of treatment options for septage, sampling protocols<br />
for NASMs and also water reuse for municipal wastewater<br />
treatment systems. She also worked on a study of remote<br />
monitoring systems for decentralized wastewater treatment<br />
facilities for the Water Environment Research Foundation. In<br />
addition, she was involved in a review of best practices for<br />
hauled wastewater management for the City of Hamilton.<br />
Henri Ouellet, President, Environmental<br />
Technologies Group, Premier Tech. —<br />
M. Ouellet completed in 1988 a bachelor's<br />
degree in Industrial Engineering from the<br />
École Polytechnique, Montréal, Canada. He<br />
has held various management positions within different<br />
manufacturing companies. President of the Environmental<br />
Technologies Group for over 16 years, he also sits on the<br />
management board of Premier Tech. He supervises the<br />
activities of three business units based in North America,<br />
Europe and Asia.<br />
Robert Passmore — Robert is a Senior<br />
Environmental Engineer and Associate at<br />
Paterson Group Inc., a Consulting Engineering<br />
Firm based in Ottawa with advanced<br />
specialization in soil mechanics and<br />
wastewater biology. Robert has been involved in the onsite<br />
wastewater industry for the better part of 15 years and has<br />
been an active Board of Director Member of the <strong>Ontario</strong><br />
<strong>Onsite</strong> <strong>Wastewater</strong> <strong>Association</strong> since 2003.<br />
Kent Peel, B.A.Sc. (Chem. Eng.), LL.B.—<br />
Kent worked as a process engineer for an<br />
environmental firm before attending law<br />
school and then practicing employment law<br />
in Toronto. He joined Seneca College's<br />
School of Legal and Public Administration as a professor and<br />
program coordinator in 2001. He teaches in the paralegal<br />
program with courses in practice management, small<br />
business management, and marketing. He has been a<br />
featured lecturer at conferences and symposiums for<br />
several professional associations across <strong>Ontario</strong>, Quebec<br />
and Saskatchewan.<br />
Alan Perks, P. Eng — Alan is a senior<br />
associate of the firm with almost 40 years<br />
of diversified private and public sector<br />
experience in the planning, design and<br />
operation of environmental, water, and urban<br />
infrastructure. He has managed and directed major consulting<br />
assignments in Canada and overseas. In addition to a strong<br />
technical background, he is an experienced manager with<br />
significant exposure to strategic planning, policy analysis,<br />
program evaluation, planning and budgeting, human<br />
resources development, and communications. He has<br />
provided expert testimony before several Boards and<br />
Commissions, including Municipal Amalgamation Boards and<br />
the <strong>Ontario</strong> Mining Commissioner, and has acted as Associate<br />
Professor of Civil Engineering at the University of Toronto,<br />
Carleton University and the University of Ottawa. He also<br />
served as President of the Canadian Society for Civil<br />
Engineering during 1998-99. Alan was also involved With<br />
Indian and Northern Affairs in providing policy development<br />
and project oversight for INAC’s National Assessment of<br />
607 First Nation communities’ water and wastewater systems.<br />
Monica A. Szabo — Monica has a Bachelor<br />
of Environmental Studies degree from<br />
University of Waterloo and a diploma in<br />
Air/Water Resources Field Technology from<br />
Fanshawe College. She completed the<br />
Queen’s Operations Leadership Program in 2006. She is a<br />
Registered Occupational Hygienist (ROH) and a Canadian<br />
Registered Safety Professional (CRSP) and a ABIH/BCSP<br />
Certified Occupational Health and Safety Technologist<br />
(OHST). She worked for the Municipal Health and Safety<br />
<strong>Association</strong> (MHSA) progressing from Area Manager/<br />
Occupational Hygienist to Operations Manager for <strong>Ontario</strong>.<br />
Her territory included York, Toronto, Peel, Waterloo Region,<br />
Perth and Oxford Counties. For 11 years prior she worked for<br />
the Municipality of Metro Toronto as Senior Occupational<br />
Hygienist/Senior H&S Consultant. In her current roles as<br />
Director, Prevention Services she is responsible for the<br />
Central West Region as well as the Municipal sector.<br />
Monica’s 26 + years of experience in EH&S has included<br />
environmental monitoring for such things as radon and<br />
formaldehyde across <strong>Ontario</strong>, testing diesel engine emissions<br />
in underground mines, monitoring for exposures to
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
ConferenceSpeakers<br />
hazardous chemicals and physical agents, training and<br />
developing policies and programs, strategic planning,<br />
developing customized health and safety programs and<br />
managing staff and operations. She actively participated in<br />
OHSCO sub-committees that examined prevention of<br />
occupational disease, youth issues and development of H&S<br />
Management Systems. She served as President of the<br />
Occupational Hygiene <strong>Association</strong> in 2001/2002. She is still<br />
involved with the organization in various capacities. Monica<br />
served on the Board of Canadian Safety Professionals<br />
(BCRSP) as Governor for two terms and as Secretary-<br />
Treasurer for one term. She is serving on the CSA Z1002<br />
development committee which is the risk assessment tool<br />
to support CSA Z1000<br />
Stuart Thatcher has been involved in the<br />
management of <strong>Ontario</strong>’s aggregate<br />
resources for over 35 years. He started as a<br />
Pits and Quarries Inspector in the early days<br />
of the program, and enjoyed the positions of<br />
Mineral Aggregate Supervisor and Regional Mineral<br />
Resources Administrator for the Eastern Region of MNR prior<br />
to joining the policy team, where he was the Senior Policy<br />
Advisor, Aggregates for almost twenty years. Stuart also<br />
took a temporary leave of absence from the Ministry in the<br />
mid-nineties to assume the role of Director of Operations<br />
during the establishment of the <strong>Ontario</strong> Aggregate Resources<br />
Corporation, or TOARC, which manages the aggregate<br />
resources trust on behalf of the province. Stuart has been<br />
responsible for the development of the ARA, the Provincial<br />
Standards, and the Compliance Assessment Reporting under<br />
the ARA, the coordination of three policy Manuals and<br />
recently developed a Risk Based Compliance Hand Book for<br />
Aggregate Inspectors. He is currently the Senior Policy/<br />
Program Advisor for Aggregates with the Regional Operations<br />
Division of the Ministry of Natural Resources in Peterborough.<br />
Doug Vergunst — Chief Building Official<br />
with the Northwestern Health Unit, BMEC<br />
member, Licenced Designer with MMAH with<br />
about 50 installations on First Nations land.<br />
MMAH Part 8 course facilitator, former B-66<br />
member and former MMAH TAC member. Granddad of three<br />
so far and an old car nut. OOWA Board member. Product of<br />
Sault College in Sault Ste. Marie — Water Resources<br />
Engineering Technology.<br />
Tertiary Quality System! NO MANTLE required.<br />
The Enviro-Septic System, does not require hydro, does not require pumps or floats, there are no moving<br />
parts, no media to replace, and does not require a mantle.<br />
9
10<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
… from page 1<br />
Based on the above details, and following consultation with the<br />
owner, it was decided that the leaching bed should be replaced, as<br />
opposed to simply implementing treatment technology as had initially<br />
been requested by the CBO. However, prior to beginning the design of<br />
the septic system, it was agreed that an attempt at lowering the<br />
“strength” of the wastewater by more practical means should be<br />
attempted, following which, additional sampling and analysis would<br />
occur. As such, it was suggested that a dedicated grease trap be<br />
installed within the kitchen (the owner chose to install a Goslyn system),<br />
that kitchen staff be educated on proper waste disposal and washing<br />
practices, and that the existing exterior grease interceptor, septic tank,<br />
pump chamber, and associated filters be pumped and cleaned. After<br />
allowing the system to operate for a period following the implementation<br />
of these measures, additional samples were gathered and analyzed.<br />
Unfortunately, the “strength” of the wastewater, although fluctuating<br />
from sample to sample, remained high on average.<br />
In addition to dealing with the high strength wastewater, the small<br />
area available for a replacement system presented a challenging<br />
scenario; an available 25 metre by 25 metre area would need to contain<br />
tanks, treatment technologies, and a dispersal bed.<br />
Several manufacturers of treatment technologies were consulted. In<br />
the end, The Nibbler SBP Commercial system by Aquatest was selected<br />
as the “first stage” treatment technology due to the manufacturer’s<br />
history and success in treating high strength waste, as well as the fact<br />
that they guarantee treatment to less than 150 mg/L of BOD and less<br />
than 25 mg/L of FOG. Following the Nibbler treatment stage, additional<br />
treatment technology was required in order to further treat the effluent<br />
to meet tertiary effluent quality criteria; a necessary step as it had been<br />
proposed to install an “area” bed to contend with the limited available<br />
area. HCEL was informed that Aquatest had successfully worked in<br />
conjunction with Orenco Systems Inc. on previous projects. And so, with<br />
the help of The Septic Store in Osgoode, <strong>Ontario</strong>, both manufacturers<br />
were engaged and so began the design process.<br />
Following an extensive collaboration between The Septic Store, HCEL,<br />
Aquatest, and Orenco, a proposed system was agreed upon and plans<br />
and documents were finalized. The final product consists of a 9,000 litre<br />
grease interceptor (which receives wastewater solely from kitchen<br />
fixtures), an 18,000 litre septic tank, and an 18,000 balancing tank<br />
equipped with dual 1 ⁄3 HP effluent pumps configured to disperse effluent<br />
to the Nibbler system on a timed dosed, alternating basis at a rate of<br />
approximately 87 litres every half hour. Following the Nibbler tank, two<br />
Advantex AX20 treatment units (with room for a third) were incorporated<br />
to achieve tertiary quality effluent. The tertiary quality effluent is<br />
dispersed to an area bed from a 9,000 litre dose tank.<br />
The Nibbler tank contains 18 Nibbler SBP pods, each capable of<br />
treating 0.81 lbs/day of BOD 5 and associated FOG. Treatment is achieved<br />
with the help of microorganisms that cling to 90 mm plastic spheres<br />
contained in the pods. To promote this process, constant aeration is<br />
supplied to the Nibbler at a rate of about 0.2 cubic metres per minute.<br />
When the treatment pods develop an abundance of bio-mass growth,<br />
the air supply which aerates the pods is redirected, using valves, to the<br />
bottom of the tank. The air velocity produced scours the media, sending<br />
the bio-mass to the bottom of the tank. The resulting accumulation of<br />
sludge will be pumped as needed. <strong>Wastewater</strong> detention in the Nibbler<br />
tank is about 36 hours. Treated effluent flows from the Nibbler by gravity<br />
to the clarifier/recirculation tank.<br />
Any bio-mass or flocculants that bypass the Nibbler tank are<br />
captured in the first compartment of the clarifier/recirculation tank. From<br />
there, these contaminants are periodically pumped to the inlet of the<br />
grease interceptor. Effluent remaining in the clarifier travels through an<br />
effluent filter to the second compartment of the tank. From there, the<br />
effluent is pumped to the Advantex AX20 treatment pods.<br />
The rate at which effluent from the recirculating tank is supplied to<br />
the AX20s varies based on flow data that is averaged over 30 days by<br />
the control panel. Effluent entering the AX20s trickles through the<br />
synthetic textile media where microorganisms digest remaining<br />
contaminants. Treated effluent collects in the bottoms of the units from<br />
which it flows by gravity back to the recirculation tank. The recirculation<br />
process continues until the effluent level rises in the recirculation<br />
chamber, at which point a “Stinge” valve engages and redirects the<br />
outgoing flow the dose tank. Effluent from the dose tank is dispersed on<br />
a timed-dosed basis to a fully raised area bed.<br />
The installation of the system was carried-out in December 2011 by<br />
Ketch Construction of Carp, <strong>Ontario</strong>. Representatives from both Aquatest<br />
and Orenco were on hand during the installation of their treatment<br />
components. With the cooperation of everyone involved, including<br />
“Mother Nature,” the installation went smoothly.<br />
The system will be serviced by Rideau Valley Septic Services.<br />
Servicing will include quarterly maintenance inspections. As well, effluent<br />
samples will be collected for analysis, twice a year, from three locations<br />
within the system: prior to treatment, following the Nibbler, and following<br />
the Advantex units. At the time of writing this article, samples had not<br />
yet been collected as the system was still within what is considered an<br />
initialization period. However, observations made during an assessment<br />
of the system after a short period following system initialization suggests<br />
the system is performing as intended.<br />
Time will tell how effective the system will be, however what has<br />
already been demonstrated is that the use of multiple technologies is<br />
possible and an effective solution where good communication,<br />
coordination, and cooperation exist.
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
<strong>Onsite</strong> Solution Supports Rural<br />
Economic Development by Roddy G. Bolivar, P.Eng., Bolivar~Phillips – Water Resource Specialists<br />
Many <strong>Ontario</strong> residents are familiar with the family cottage —<br />
road in the back, cottage in the middle and the boat parked<br />
out front.<br />
But what if you like flying instead of boating and are the owner of<br />
one of the over 30,000 private planes in Canada (over 8,000 in <strong>Ontario</strong>).<br />
An innovative rural development near Carp <strong>Ontario</strong> will provide you with<br />
the same amenity – the opportunity to park your plane in a hangar<br />
attached to your house and right on airport property.<br />
The Tailwind Estates Fly-In Community broke ground last year. The<br />
first phase of the development is approved for over 300 units. An onsite<br />
solution for wastewater was a key factor in making the project a reality.<br />
City of Ottawa Sells Airport<br />
Following municipal amalgamation in<br />
2000, the City of Ottawa came to own<br />
the Carp Airport. While having a long<br />
and interesting history, the airport was<br />
costing money to run and the City<br />
did not think they should be in the<br />
airport business.<br />
A request for ideas on what the City<br />
could do with the airport was answered<br />
by John Phillips who formed West Capital<br />
Developments to pursue the idea of a<br />
residential fly-in community at the site.<br />
John, originally from Florida, was familiar<br />
with the many fly-in communities in<br />
Florida and had confidence that such a<br />
development could be built at the Carp<br />
Airport. Tailwind Estates was born.<br />
West Capital Developments and the<br />
City of Ottawa entered into an innovative<br />
“Municipal Capital Facility Agreement”<br />
which requires that West Capital<br />
Developments continue to operate a<br />
public airport while at the same time<br />
allowing them to pursue a residential<br />
development as well as commercial<br />
development adjacent<br />
and connected to the airport facilities<br />
and runways.<br />
Water and <strong>Wastewater</strong><br />
Servicing Solutions<br />
From the outset, water and wastewater<br />
servicing solutions and costs were<br />
known to be critical to the success of<br />
the project. Supply of drinking water<br />
and fire protection was addressed when<br />
the City agreed to allow a 2 km private<br />
watermain from the nearby Village of<br />
Carp municipal system. The Village<br />
wastewater system however did not<br />
have any capacity for expansion. <strong>Onsite</strong><br />
solutions were investigated with the final<br />
solution being a Clearford SBS<br />
wastewater collection solution — the<br />
11<br />
2<br />
Ottawa based firm’s technology includes individual tanks and a<br />
communal effluent collection system— to a treatment plant which will<br />
be designed and operated by St. Catherine’s based iDM – an integrated<br />
company that design, builds and operates water and wastewater<br />
services. The wastewater system will be owned by a Condominium<br />
Corporation, avoiding the need for a Municipal Responsibility Agreement.<br />
<strong>Onsite</strong> Promotes Innovative Rural Development<br />
Many municipalities across <strong>Ontario</strong> are discouraging rural development<br />
and in particular serviced compact rural development. Concerns about<br />
“sprawl”, source water protection and ownership of new stand-alone<br />
plant systems are constraining innovation in rural development at the<br />
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Bus: 705.721.9112 - Fax: 705.721.8150<br />
Contact: John Fulton ext. 222<br />
email: jfulton@nearnorthsupply.com<br />
Continued on page 16 …
12<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
New Technology<br />
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Reduces Nutrients - Safe for the Environment<br />
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Smallest Environmental Footprint<br />
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vepeaks.net 866.293.1502 231.830.8099
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
New Technology for OWTS WATERCLEAN <br />
by Thomas W. Bain, P. Eng. | www.waterclean.ca<br />
Summary:<br />
The use of <strong>Onsite</strong> <strong>Wastewater</strong> Treatment<br />
Systems (OWTS) is increasing in North<br />
America. Unfortunately, the technologies<br />
involved with OWTS have not evolved quickly<br />
enough to prevent cross contamination of<br />
well water or nutrient loading of our lakes<br />
and rivers. Additionally, the uncontrolled<br />
discharge from private OWTS will become the largest contributor of<br />
Compounds of Emerging Concern (CEC) to the environment.<br />
A research project began in 2000 to investigate these challenges and to<br />
find a solution to address this situation by reducing pathogens, nutrients,<br />
and CECs. The result of this project is the WATERCLEAN. It is similar in<br />
operation to a washing machine with a fill cycle, a wash cycle, a<br />
discharge cycle, it uses ozone in place of soap, and it washes<br />
wastewater instead of clothes.<br />
Introduction:<br />
<strong>Onsite</strong> wastewater treatment systems (OWTS) include systems that serve<br />
small communities, resorts, industry, and individual private residences<br />
not serviced by municipal infrastructure. It is this last group, individual<br />
private residences, with which we are particularly concerned because<br />
existing technologies have limited performance and a complete lack of<br />
supervision. The vast majority of these systems are septic systems.<br />
Septic systems appeared over 100 years ago on farm properties with<br />
large tracts of virgin earth. These systems include a septic tank<br />
(collector/concentrator), some form of leaching bed (receiver), and the<br />
surrounding soil (distributor). This is primitive technology including<br />
anaerobic digestion followed by aeration and natural adsorption by the<br />
earth. These systems provide little disinfection (pathogens) and limited<br />
denutrification (carbon, phosphorus, and nitrogen). (Leverenz et al.,<br />
2002)(1). This poor performance is to be expected because without<br />
recirculation, the process is essentially backwards. Regulations for these<br />
systems have not changed appreciably in over 40 years. The <strong>Ontario</strong><br />
Rural <strong>Wastewater</strong> Centre at the University of Guelph states, “There are<br />
over 1 million septic systems in <strong>Ontario</strong> alone…High levels of rural<br />
groundwater contamination indicates that many of these systems are<br />
working below acceptable levels and changes are required to alleviate<br />
the problem.” “Water quality problems in the rural portions of Canada<br />
are large and occur throughout the country.” (Joy et al., 2001)(2).<br />
Increasingly, this primitive technology has been used on much smaller<br />
tracts of land and waterfront properties. The result has been increased<br />
contamination of wells with pathogens and overload of water bodies with<br />
nutrients. Once these contaminants are in groundwater, they eventually<br />
reach rivers and lakes. In other words, once we have a pollution problem,<br />
we may be only a step away from a water supply problem (Environment<br />
Canada – Groundwater Contamination)(3). The need for new technology<br />
was clear. In response to this need, enhancements were designed to<br />
operate in conjunction with traditional systems. These included both<br />
media bioreactors and membrane bioreactors. Those add-ons provided<br />
improved disinfection, good reduction of suspended solids and<br />
carbonaceous compounds and fair reduction of nitrogen, with circulation,<br />
but little reduction of phosphorus. While these systems were tested on<br />
sewage and provided acceptable results, they were expected to process<br />
septage, and the results were not very good.<br />
The emerging concern over compounds including disinfection byproducts<br />
(DBPs), volatile organic compounds (VOCs), and<br />
pharmaceuticals (PHARMA) in both drinking water and the<br />
environment, has created a whole new dimension for the needed<br />
capabilities of private residential OWTS. Existing technology, both<br />
traditional and enhanced, have little chance of effectively reducing these<br />
compounds in a timely way. Without new technology, collectively the<br />
uncontrolled discharge from these private residential OWTS, will become<br />
the largest contributor of compounds of emerging concern (CECs) to the<br />
environment. This contamination of our finite sources of water cannot be<br />
allowed to continue.<br />
New Technology<br />
New solutions are required to address the concerns noted above. The<br />
following list covers many of the criteria that need to be addressed by<br />
new technologies.<br />
Table 1: Criteria for New Technology<br />
1 environmentally sustainable<br />
2 rapid and not dependent on chemicals or temperature<br />
3 measurable and verifiable<br />
4 process monitored and controlled (SCADA)<br />
5 remotely supervised and networked<br />
6 energy efficient<br />
7 sizeable and portable<br />
8 price sensitive and available from multiple sources<br />
9 meet the needs of the marketplace<br />
10 provide for a wide range of applications<br />
Generally, new technology will need to be faster, better, and with a<br />
smaller environmental footprint.<br />
The Project<br />
The WATERCLEAN project was undertaken to determine if it was<br />
possible to fulfill the draft criteria in Table I with currently available off<br />
the shelf components. Since other treatment processes show little ability<br />
to remove pharmaceuticals and ozonation showed great promise for the<br />
removal of those components, (Jasim et al., 2006)(4) ozonation was<br />
chosen as the treatment method. This was an applied science project<br />
relying on the results of the research and investigation of pure science<br />
over many years. This involved the construction and test of a series of<br />
first, second, and third generation prototypes beginning in 2000.<br />
System Design<br />
The system design approach was to keep the system as simple as<br />
possible yet provide the needed performance in a cost effective way. As<br />
well, the system needed to be fully automatic, as it would be located on<br />
private property with no operator other than the property owner,<br />
supported by the installation contractor. It would need to operate when<br />
needed and contend with a variable heterogeneous influent. We learned<br />
that there were a number of system parameters which could be utilized<br />
to deal with a wide range of influent. These include: batch size,<br />
recirculation rate (flow), processing time, operating pressure, time under<br />
pressure, process monitoring and control of discharge. Given some basic<br />
information on the source and with knowledge of the destination, these<br />
system parameters can be adjusted to provide the desired effluent.<br />
System Operation<br />
The WATERCLEAN is a wastewater washing machine, much like the<br />
washing machine for washing clothes. The process includes a fill cycle, a<br />
Continued on page 15 …<br />
<strong>13</strong>
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
… from page <strong>13</strong><br />
wash cycle, and a discharge cycle, but uses ozone in place of soap.<br />
The WATERCLEAN wastewater treatment system is based on well<br />
established principles of advanced oxidation using a batch reactor under<br />
closed loop conditions. The system equipment includes a compressor,<br />
oxygen concentrator, ozone generator, multistage centrifugal pump,<br />
ozone injection, flash mixing, an extended treatment conduit including a<br />
restrictor/diffuser/degasser sparger, a reactor tank, an off-gas/ozone<br />
destruct arrangement, and a diverter valve, all automatically controlled<br />
by a programmable system controller.<br />
The WATERCLEAN takes in atmospheric air, compresses it, removes<br />
the oxygen and concentrates it, generates ozone, injects the ozone into<br />
the wastewater stream, flash mixes it, pressurizes it, and diffuses and<br />
degasses it. The process continues for between five and thirty minutes<br />
depending on the influent concentration and the desired resulting effluent.<br />
Compounds of Emerging Concern<br />
Compounds of Emerging Concern (CECs) include disinfection byproducts<br />
(DBPs), volatile organic compounds (VOCs), pharmaceuticals<br />
(PHARMA), and their metabolites. While it is unlikely that either DBPs or<br />
VOCs will be present in any significant concentration in the wastewater<br />
discharge from individual private residences, this is not the case with<br />
PHARMA. The increased use of PHARMA and the resulting increase of<br />
their metabolites due to aging population demographics, is not unique to<br />
urban areas – this is also true for rural areas not serviced by municipal<br />
infrastructure. Not only do most of these drugs or their metabolites<br />
eventually make their way to STPs, (Metcalfe et al, 2000)(7) but are also<br />
discharged directly into the ground water, streams, rivers, and lakes from<br />
private residential OWTSs, without any treatment whatsoever. Although<br />
there is some movement toward the treatment of effluent discharge<br />
from STPs for the reduction of CECs, there is no such movement for<br />
private residential OWTSs. This results in both the contamination of<br />
source water and a profound affect on the aquatic environment (Sauvé<br />
et al, 2008)(8).<br />
The WATERCLEAN OWTS has the possibility of solving this problem.<br />
Ozonation will greatly reduce the number of trace contaminants in<br />
drinking water (Snyder, 2008)(9). The discharge was successfully reduced<br />
for nearly all components under ozonation (O3) and advanced oxidation<br />
process (AOP) (H.J. José et al, 2010)(10).<br />
Conclusions<br />
What began as a research project has resulted in the WATERCLEAN<br />
system. It has been verified by ETV for initial performance criteria and is<br />
going through a second round of performance testing based on some<br />
significant redesign. The new results being delivered surpass every<br />
current and proposed standard in North America for <strong>Onsite</strong> <strong>Wastewater</strong><br />
Treatment Systems. These include:<br />
Parameters<br />
For more information visit our Web Site at: www.waterclean.ca or<br />
send us an email to: info@waterclean.ca.<br />
References<br />
1. Leverenz, H., Tchobanoglous, and G., Darby, J.L. “Review of Technologies For The <strong>Onsite</strong> Treatment of <strong>Wastewater</strong> in California”, California State<br />
Water Resources Control Board, 2002.<br />
2. oy, D., Weil, C., Crolla, A., and Bonte-Gelok, S.“New Technologies for on-site domestic and agricultural wastewater treatment”, NRC Canada, 2001.<br />
3. Environment Canada – Groundwater Contamination Publication.<br />
4. Jasim, S.Y., Irabelli, A., Yang, P., Ahmed, S., and Schweitzer, L. “Presence of Pharmaceuticals in Detroit River Water and the Effect of Ozone on<br />
Removal”, International Ozone <strong>Association</strong>, 2006.<br />
5. Rice, R.G., Netzer, A. “Handbook of Ozone Technology and Applications”, Vol.II:149.<br />
6. Hitzfeld, B.C., Hager, S.J. and Dietrich, D.R. “Cyanobacterial Toxins: Removal during Drinking Water Treatment and Human Risk Assessment”,<br />
Environmental Health Perspectives Supplements, <strong>Volume</strong> 108, Number S1, 2000.<br />
7. Metcalfe, C., Koenig, B. “Drugs in Sewage Treatment Plant Effluents in Canada”, American Chemical Society, 2000.<br />
8. Sauvé, S., Prévost, M., Viglino, L. “Estrogen Flooding Our Rivers”, Science Daily, 2008.<br />
9. Snyder, S.A. “Occurrence, Treatment, and Toxicological Relevance of EDCs and Pharmaceuticals in Water”, International Ozone <strong>Association</strong>, 2008.<br />
10. José, H.J., Gebhardt, W., Moreira, R.F.P.M., Pinnekamp, J., Schröder, H.Fr. “Advanced Oxidation Processes for the Elimination of Drugs Resisting<br />
Biological Membrane Treatment”, International Ozone <strong>Association</strong>, 2010.<br />
U.S.<br />
NSF40<br />
Quebec<br />
BNQ3680<br />
<strong>Ontario</strong><br />
OBC<br />
Proposed<br />
California<br />
EPA<br />
WATERCLEAN <br />
Performance<br />
Fecal Coliform n/c n/c n/c
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
… from page 11<br />
very same time as baby boomers are looking for lifestyle rural<br />
opportunities like shared ownership of rural properties and<br />
alternative forms of recreation.<br />
The Tailwind Estates development will bring development along<br />
with the significant economic activity associated with airplane<br />
ownership to rural of Ottawa. The development is an excellent<br />
example of how onsite wastewater servicing can contribute to an<br />
economic development opportunity. Rural municipalities looking<br />
for new ways to attract development and business may benefit<br />
from considering compact rural residential and commercial/<br />
industrial development supported by onsite communal services.<br />
More Information<br />
For more information about this project including how to become<br />
part of the Tailwind Estates Fly-In community, contact John Phillips,<br />
President of West Capital Developments (www.wdc.ca).<br />
<strong>Wastewater</strong> technical solution contacts are Jill Hass, Clearford<br />
Industries (http://www.clearford.com/) and Richard Nie, General<br />
Manager, iDM (http://www.idmpartnerships.com/)<br />
Author: Roddy Bolivar of Bolivar~Phillips has assisted West<br />
Capital Developments from the outset of the development plan<br />
including considering servicing alternatives and opportunities and<br />
providing assistance in navigating the always complex municipal<br />
and Ministry land use planning and development review and<br />
approval processes. He can be reached at<br />
roddy.bolivar@bolivarphillips.ca.<br />
16
MicroFAST® Sewage Treatment Systems<br />
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Insight® Series 100 Pump Controller<br />
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HLA-20 Liquid Level Alarm<br />
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18<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
Braemar Valley Trailer Park<br />
Adrian and Tina Koning are the proud owners of the Braemar Valley<br />
Trailer Park. Last fall they had a visit from the MOE and found that<br />
their existing septic system was no longer functioning properly. It was<br />
more than 30 years old and basically worn out.<br />
Braemar Valley Trailer Park is a 50 Plus Lifestyle Park located in a<br />
picturesque quiet valley setting just north of Woodstock, <strong>Ontario</strong>. The park<br />
consists of 47 permanent homes and 31 serviced seasonal sites producing a<br />
total of 45,875 litres of raw domestic sewage per day.<br />
After investigating different tertiary systems, Adrian and Tina decided on<br />
the Enviro-Septic System. “There were several reasons why we decided on the<br />
Enviro-Septic System” said Adrian. “First of all the price was right and secondly<br />
the fact that there was very little annual maintenance involved with this<br />
system made the system the right choice” said Koning. Other than a couple of<br />
effluent pumps to dose the beds there are no other moving parts with the<br />
Enviro-Septic, making it an ideal system, producing tertiary quality effluent.<br />
The Konings hired Art Bos from BOS Engineering & Environmental Services<br />
located in London, <strong>Ontario</strong> to design a new septic system. Art is a well<br />
respected Engineer operating out of London working in the South Western<br />
<strong>Ontario</strong> area.<br />
Speaking with Art I asked what he liked about the Enviro-Septic System? “I<br />
would say that the Enviro-Septic System is a good enhanced-treatment<br />
alternative to a conventional system with the bonus of reduced footprint and<br />
comparable cost”, said Art.<br />
The Enviro-Septic System has had a BMEC authorization since September<br />
of 2008. It is approved as an alternative to a Class 4 System producing Tertiary<br />
Quality Effluent. What is unique about the Enviro-Septic System is that it does<br />
not require a 15 metre mantle.<br />
The Braemar site was actually an old ski slope; therefore somewhat<br />
challenging as the only spot for the new septic system was in the sloped area.<br />
This was the second reason that Bos Engineering liked this system. According<br />
to Bos, “We were able to apply the system to a site with a significant slope”.<br />
I had a chance to ask Art what were his overall thoughts regarding the<br />
system. Art being very honest reported “I was previously a little skeptical of<br />
the applicability of the Enviro-Septic system, but have now found several<br />
applications where they are a great fit”.<br />
Art Bos worked with Bert Knip from Make-Way Environmental Technologies Inc<br />
to design the new system for Braemar. Make-Way Environmental has been<br />
supplying tertiary quality treatment systems in <strong>Ontario</strong> for past 15 years and is<br />
the <strong>Ontario</strong> representative for the Enviro-Septic System.<br />
Adrian met with a couple of contractors and decided to award the<br />
installation project to our company, Denby Environmental. Denby<br />
Environmental has been installing septic systems in the Woodstock, London<br />
and surrounding areas for many years now.<br />
Bert Knip from Make-Way Environmental trains every contractor to ensure<br />
that the Enviro-Septic System is installed correctly. “I was really impressed<br />
with their equipment”, said Knip, “Everything was very clean and well<br />
maintained. It was a pleasure to work with the entire crew, as they worked<br />
well together and installed the Enviro-Septic System efficiently and quickly”.<br />
According to Adam Knoop the entire installation went very smoothly.<br />
Asked if he would install another Enviro-Septic System? “Absolutely, it is a very<br />
simple system to install.<br />
For more information on:<br />
— Bos Engineering please contact Art at 519-850-9987 or email a.bos@sympatico.ca.<br />
— Denby Environmental please contact Gerry at 519-808-4298 or email knoop1499@rogers.com.<br />
— Make-Way Environmental Technologies contact Bert at 1-866-625-3929 or email bert@makeway.ca.<br />
by Adam Knoop, Denby Environmental
20<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
OrencoSystems ® Case Study<br />
Victoria, Prince Edward Island Case Study:<br />
Creating a Scalable <strong>Wastewater</strong> Solution with Minimal Costs<br />
When a summer tourist destination became hampered<br />
by sanitation problems, Orenco® products and solutions<br />
were made use of to create an award-winning<br />
wastewater treatment system.<br />
Municipal Market<br />
Victoria, PEI, Canada<br />
Design Parameters<br />
• Peak flows of 95,000-180,000 Lpd (25,000-<br />
50,000 gpd) during the tourist season<br />
• Actual Flows of 15,000 Lpd (4,000 gpd) during the<br />
winter season and 57,000 Lpd (15,000 gpd) during<br />
the summer season<br />
System Engineer<br />
• Kelly Galloway, Project Engineer, Engineering<br />
Technologies, Canada Ltd. (www. engtech .ca)<br />
Project Costs<br />
• $2,500,000 CON ($2,100,000 US)<br />
Rate Structure<br />
• $515 per EDU, annually Collection System<br />
• 63 connections; collection tanks<br />
• STEG & STEP systems<br />
Secondary Treatment System<br />
• 10 AdvanTex AX100 filter pods<br />
• Dispersal: Pressure-dose sand filter with the addition<br />
of a drip irrigation system during the tourist season<br />
Operation<br />
• One part-time operator monitors the system via<br />
an Orenco TCOM control panel AdvanTex<br />
Effluent Quality<br />
• 6 mg/L BOD<br />
• 5 mg/L TSS<br />
• System also exceeds treatment requirement for TN<br />
© 2011 Orenco Systems® Inc., NCS-19-KROME © 10/11<br />
Surrounded by water, the small town of Victoria, PEl, needed a community<br />
wastewater solution that was both environmentally-sensitive and affordable.<br />
PROBLEM: The Community of Victoria, PEl needed to replace its<br />
antiquated, failing septic systems with a cost-effective solution suited to<br />
the unique requirements of its location. In order to accommodate<br />
development, the treatment system had to be scalable to allow for the<br />
highly-variable daily flows customary with a summer vacation destination.<br />
SOLUTION: Victoria chose an Orenco Effluent Sewer and AdvanTex®<br />
AX100 Treatment System because of the system’s outstanding treatment<br />
and low operating and lifetime costs. The system is scalable; it is capable of<br />
treating flows of up to 95,000 Lpd (25,000 gpd) during the tourist season,<br />
with peaks of over180,000 Lpd (50,000 gpd).<br />
Scalable, Award-Winning <strong>Wastewater</strong> Solutions<br />
A picturesque, rural fishing village on Canada’s Prince Edward Island,<br />
Victoria isa popular tourist destination in the summer months. The<br />
historic architecture and seaside locale draw thousands of visitors each<br />
year, but the city’s development had stalled because the antiquated<br />
septic systems used by many buildings failed recurrently, requiring<br />
expensive and often temporary repairs. They also required frequent<br />
pumping to accommodate higher daily use during the tourist season.<br />
Provincial regulators would not approve new development or expansion<br />
in Victoria until a solution could be found.<br />
The Victoria Wharf is one of the town’s main tourist attractions. Victoria needed a<br />
wastewater system that could handle highly variable flows … flows that quadruple<br />
during the busy tourist season.
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
Historic period buildings (above) and landmarks such as the Victoria Lighthouse (right)<br />
draw tourists and stimulate the local economy.<br />
When community members searched for a cost-effective, sustainable<br />
wastewater system, they had specific constraints to deal with. First,<br />
because residential lots in the village center were laid out in the 1800’s<br />
and were not large enough to accommodate traditional onsite<br />
wastewater systems, they needed a compact solution. Second, because<br />
treated effluent might negatively affect the nearbyharbor and estuary,<br />
direct discharge to the bay was not a popular option with many<br />
residents and businesspeople who depended on Victoria’s coastal<br />
waters for their livelihood. Third, because Prince Edward Island relies on<br />
groundwater for its drinking water, the system needed to exist as an<br />
integrated, sustainable, watershed-based approach.<br />
Engineering Technologies Canada (ETC) was retained in 2003 to identify<br />
and evaluate various options and recommend a wastewater management<br />
solution best suited to the community’s needs. After a detailed life-cycle<br />
analysis of bothconventional and alternative systems, ETC recommended<br />
an Orenco Effluent Sewer and AdvanTex Treatment System. Installation of<br />
the system, which services 57 residential locations and 6 commercial<br />
sites, was completed in 2008. The systemis comprised of both STEG —<br />
effluent gravity — and STEP — effluent pumping —equipment.<br />
For the system’s design, Galloway won the 2009 Engineers PEI Award<br />
for Engineering Achievement; subsequently, the Community of Victoria<br />
was honored with the 2010 “Municipal Achievement Award” from the<br />
Federation of PEI Municipalities and the 2011 “Sustainable Community<br />
Award” from the Federation of Canadian Municipalities.<br />
How it Works:<br />
Following primary treatment in collection tanks at each site, treated<br />
effluent is pumped to the AdvanTex Treatment System. AdvanTex uses a<br />
packed bed textile filter to treat effluent effectively, with low power<br />
requirements and low O&M costs. Because effluent is dosed at a specific<br />
rate to 10 AdvanTex AX100 pods, the system can accommodate widely<br />
varying daily flows. After AdvanTex treatment, the effluent is diffused to<br />
twoland-based dispersal systems. The pressure-dose sand dispersal bed<br />
(mantle) operates year-round, while a subsurface drip irrigation system<br />
comes on line during the busy summer season to provide the total<br />
required effluent dispersal capacity.<br />
Another key part of the integrated approach was a water efficiency<br />
program in which regular toilets were replaced with low-flow models<br />
(6 litres/flush or less), and water meters were installed at each<br />
connection. In addition to reducing potable water demands, this helped<br />
reduce the amount of effluent needing treatment and allowed ETC to<br />
reserve more land at the wastewater treatment site for future expansion.<br />
Victoria’s system is scalable, an important factor to development in<br />
After installing an Orenco Effluent Sewer followed by Orenco’s AdvanTex Treatment<br />
System, the community and its consulting engineer have won multiple awards,<br />
including the 2011 “Sustainable Community Award” from the Federation of<br />
Canadian Municipalities.<br />
the community. While all AdvanTex pods are used for peak summer<br />
flows, in the slower winter season the system uses only 3 pods and<br />
2 pumps, conserving energy and extending equipment life. Pods can be<br />
added to allow for further development in the area.<br />
Since the system is so robust and reliable, only a part-time operator<br />
is needed — another critical factor for Victoria. According to Kelly<br />
Galloway, the system’s designer, “Operation and maintenance associated<br />
with traditional, ‘big city’ sewage treatment solutions can be onerous<br />
and time-consuming, requiring advanced, high-level operators. If these<br />
technologies are misapplied they can be a huge burden on small rural<br />
communities, often making up the biggest portion of their utility costs.”<br />
The operator monitors the system remotely and is notified if any<br />
maintenance is needed via an Orenco TCOM remote telemetry panel.<br />
Effluent quality is excellent; actual levels of BOD and TSS are at least 60%<br />
less than anticipated. The system also exceeded the desired treatment<br />
requirement for Total Nitrogen. 1<br />
“ETC was successful in solving Victoria’s challenging sanitation<br />
problems, which had eluded resolution via traditional engineering<br />
solutions for over 20 years,” said Garry MacDonald, P. Eng., in his<br />
nomination of Galloway for the Engineers PEI Award. While more than<br />
2,500 AdvanTex AX100 filters have been installed elsewhere, MacDonald<br />
noted that “[This was the] first municipal-scale STEG/STEP effluent sewer<br />
collection system in PEI ... [and the] first major municipal scale, synthetic<br />
packed-bed filter treatment system in Atlantic Canada.” 2<br />
Hilary Price, Administrator for the Community of Victoria, puts it this<br />
way: “The AdvanTex system…has been a stimulus for expansion in our<br />
tourism businesses and has allowed our residential population to<br />
dramatically increase. Prior to the installation of this central sewage<br />
system, the community periodically experienced bad odours from failing<br />
septics. The new central sewage system rectified this problem and<br />
removed the serious public health hazard caused by failing septic<br />
systems... This system has exceeded our expectations in dealing with<br />
our wastewater disposal.” 3<br />
1 ETC Environmental Results Report, p. A1<br />
2 Engineers PEI Award nomination form, p. 3<br />
3 E-mail conversation, January 21, 2011<br />
“Residents and tourists alike enjoy the quality of life offered by Victoria: sport fishing,<br />
clamming, bird watching, photography, water sports, pristine beaches, and coastal<br />
sunrises and sunsets are just some of the many eco-based activities and attractions.<br />
Protection and enhancement of the delicate ecosystem in the Victoria Harbour and<br />
the Westmoreland River estuary is of paramount importance to the village residents<br />
and tourists.” – Hilary Price, Community of Victoria<br />
For more information about orenco effluent sewers and<br />
Advantex® Treatment Systems, contact Orenco Systems®, Inc.,<br />
800-348-9843 (+1-541-459-4449) www.orenco.com<br />
www.orenco.com/systems<br />
21
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
Innovative Approaches<br />
for Surface Discharge of Treated Effluent from<br />
Decentralized <strong>Wastewater</strong> Treatment Systems<br />
Roger Lacasse, Scientific and Technical Director, Premier Tech Aqua, lacr@premiertech.com<br />
Naider Fanfan, Project Engineer, Premier Tech Aqua, fanp@premiertech.com<br />
Abstract: Where decentralized wastewater treatment is concerned, cost-effective phosphorus<br />
removal (DP) and disinfection (DI) processes represent major challenges that are, phosphorus<br />
removal without a pH exceeding a discharge limit of 9.5 and reliable disinfection processes with no<br />
intensive maintenance requirements.<br />
Over the past three years, Premier Tech Aqua<br />
has tested various approaches to integrate DP and<br />
DI options into decentralized wastewater treatment<br />
systems for flow rates ranging from 500 to 50,000<br />
GPD. First, a system that combined an electrocoagulation<br />
process and an absorbent media-based<br />
filter was tested over a one-year period. This system<br />
reduced total phosphorus to below 0.3 mg/L and<br />
fecal coliforms to below 200 counts/100 mL.<br />
Second, a wastewater disinfection approach based<br />
on self-cleaning UV systems was successfully tested<br />
under real-life conditions on several different sites.<br />
Finally, by combining an innovative chemical<br />
addition system with a membrane technology<br />
(MBR), a very high level of phosphorus removal was<br />
attained (total phosphorus below 0.1mg/L).<br />
Introduction: The challenges associated with the<br />
surface discharge of treated effluent from<br />
wastewater treatment systems are many. The quality<br />
of the treated effluent must meet discharge criteria<br />
established to protect the receiving environment<br />
and also depending on how the water will be used<br />
(drinking water, human contact, etc.). A global<br />
evaluation of a watershed, as relates to water<br />
quality, water usage and protection of specific<br />
sensitive environments, makes it possible to<br />
establish discharge criteria for the different lakes<br />
and rivers of the watershed. Discharge criteria often<br />
require low concentrations in TSS, BOD5,<br />
phosphorus, bacteria, turbidity, ammonia, etc. All<br />
these targeted parameters have an impact on the<br />
quality of the receiving water. Phosphorus discharge<br />
is an emerging concern because of its direct impact<br />
on the lake eutrophication process (blue algae<br />
problem). Ensuring disinfection of wastewater<br />
without generating by-products (e.g.,<br />
trihalomethanes from chlorination) is of prime<br />
importance to protect the health of the population<br />
(U.S. EPA. 1999).<br />
Material and methods: The first approach,<br />
based on a self-cleaning electro-coagulation<br />
process for phosphorus removal and disinfection,<br />
was extensively tested over a one-year period on a<br />
testing platform located in Rivière-du-Loup<br />
(Canada). The tested system consisted of a 1,250gallon<br />
primary treatment tank equipped with an<br />
outlet flow-control device that regulated the flow<br />
rate to 25-30 gallons per hour and fed the selfcleaning<br />
electro-coagulation unit (EC) followed by<br />
an absorbent media-based filter (Ecoflo® Biofilter<br />
with a 70 ft² filter bed). The EC unit was installed in<br />
a 500-gallon tank divided into two compartments: a<br />
reaction compartment equipped with two pairs of<br />
electrodes (aluminium plates) and a propeller unit<br />
that provided a high level of turbulence around the<br />
electrodes, followed by a second compartment in<br />
which a lamellar structure provided for the<br />
separation of suspended solids. The EC electrodes<br />
were electrically fed by a 48 VDC generator,<br />
assuring constant-intensity current, and a pump<br />
22
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
located under the lamellar separator that, once a day, transferred sludge<br />
produced by the EC unit to the primary reactor. Domestic wastewater was<br />
fed into the system at a flow rate of 400 GPD by applying the NSF 40 dosing<br />
protocol: 25% of the daily volume (Qd) from 6 a.m. to 9 a.m., 35% of Qd<br />
from 11 a.m. to 2 p.m., and 40% from 5 p.m. to 8 p.m. Sampling over 24hour<br />
periods was done every 2 weeks. The second approach involved a<br />
self-cleaning UV disinfection unit used to disinfect secondary level treated<br />
effluent. The self-cleaning UV unit consisted of a central quartz tube that<br />
received the effluent to be treated and in which stainless steel blades<br />
rotated to clean the quartz tube 6 times a day to overcome quartz tube<br />
fouling (Sehnaoui,K. and Gehr, R. 2001). Two UV lamps were installed on<br />
each side of the central quartz tube, with a parabolic reflector to maximize<br />
UV radiation (Patented Crossfire Technology®).<br />
This disinfection unit was extensively tested at two (2) different sites.<br />
In both cases, the wastewater treatment unit included a septic tank<br />
followed by an equalization tank and a rotating biological contactor in<br />
front of the self-cleaning UV unit. The UV unit was fed by a pump at a<br />
regulated flow rate of 15 GPM. The first system was used to service a<br />
new subdivision of 100 homes, producing a design flow rate of 27,000<br />
GPD. Sampling at this site was done for 24 months. The second system<br />
treated the wastewater produced by a restaurant at a flow rate of 4,000<br />
GPD. Its performance was evaluated over a period of 36 months.<br />
The third approach was based on a membrane biological reactor<br />
(MBR) that produced a tertiary level treatment, including very low<br />
Table 1 Average concentrations (± standard deviation) for EC unit and absorbent filter system<br />
concentrations of total phosphorus, by adding a chemical coagulant to<br />
the treatment line. The pilot system was installed at a commercial site<br />
(office building) equipped with an existing wastewater treatment system<br />
that treated an average flow rate of 6,600 GPD. The MBR pilot unit<br />
included two ultra-filtration modules (14 m² of membrane each) based on<br />
flat sheet membranes that received septic tank effluent from the existing<br />
system at an average flow rate of 900 GPD.<br />
A chemical used for phosphorus removal was fed from the<br />
equalization tank effluent to the septic tank inlet on a recirculation loop.<br />
Results and discussion:<br />
The results obtained with the first system (an EC unit combined with an<br />
absorbent media-based filter) are presented at Table 1. As shown, the EC<br />
unit removed total phosphorus to below 1.0 mg/L. Addition of an absorbent<br />
media-based filter, after the EC unit, reduces the total phosphorus to 0.1<br />
mg/L and all other parameters (TSS, BOD5, fecal coliforms, and turbidity)<br />
below tertiary level treatment. The high quality of the treated effluent<br />
meets the usual criteria for surface discharge in sensitive areas. As<br />
described previously, the self-cleaning UV disinfection unit was<br />
extensively tested at two (2) different sites. In both cases, the selfcleaning<br />
UV unit was installed at the effluent of a secondary treatment<br />
system. The performances at the first site, which treated the wastewater<br />
from a 100-home subdivision, are presented in Tables 2 and 3.<br />
Disinfection near detection level was obtained on a constant basis.<br />
Parameter Units Raw wastewater Septic tank effluent EC effluent Filterv effluent n<br />
TSS mg/L 176 ± 45 124 ± 71 38 ± 10 1.2 ± 1.8 (0.8) 23<br />
BOD5 mg/L 195 ± 22 150 ± 51 112 ± 20 2.5 ± 0.6 (2.5) 22<br />
Total P mg/L 9.1 ± 0.8 5.7 ± 1.6 0.6 ± 0.2 0.1 ± 0.04 (0.1) 23<br />
Fecal coliforms (1) counts/ 715,000 408,000 5,300 67 63<br />
Turbidity 100 mL 106 ± 41 142 ± 43 59 ± 25 0.6 ± 0.1 21<br />
pH NTU 7.3 ± 0.1 6.9 ± 0.1 7.6 ± 0.2 6.9 ± 0.1 21<br />
Table 2 Average concentrations at the influent of the self-cleaning UV unit (100-home subdivision)<br />
Parameter Units Average Median Min. Max. n<br />
TSS mg/L 14 ± 8 14 3 31 25<br />
BOD5 mg/L 7 ± 3 6 3 17 25<br />
Fecal coliforms counts/100 mL 1,695 (1) 3,100 30 12,000 11<br />
UV transmissivity % 59 ± 3 59 56 67 10<br />
(1) Geometric average<br />
Table 3 Average concentrations at the effluent of the self-cleaning UV unit (100-home subdivision)<br />
Parameter Units Average Median Min. Max. n<br />
Fecal coliforms counts/100 mL 11 (1) (1) Geometric average<br />
10 2 100 33<br />
Tables 4 and 5 present the performance of the self-cleaning UV unit installed at the restaurant site. Again, the results obtained indicate disinfection<br />
below detection level under all conditions tested.<br />
Table 4 Average concentrations at the influent of the self- cleaning UV unit (restaurant)<br />
Parameter Units Average Median Min. Max. n<br />
TSS mg/L 21 ± 9 20 8 45 45<br />
BOD5 mg/L 9 ± 6 8 2 30 48<br />
Fecal coliforms counts/100 mL 823 (1) 800 230 5,300 22<br />
UV transmissivit % 60 ± 14 57 37 92 25<br />
(1) Geometric average<br />
Continued on page 32 …<br />
23
24<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
A Lesson from Elementary School<br />
Solves a Business Problem<br />
By Michael Lobraico N.C.I. Solutions Limited<br />
The following is based on one of Michael Lobraico’s clients, Jungston Foods.<br />
All of the names and telling details have been changed to preserve client privacy.<br />
For several years, Jungston Foods experienced what seemed like a neverending<br />
growth surge, but then last year they turned in unexpectedly poor<br />
results, and nobody at the company had a clear understanding of why. Unless<br />
they could pinpoint the problem and solve it, their good days would be behind them.<br />
Shortly after the results came in, I received a call from Lara Newton, who had<br />
been hired the year before to form and head up the HR department. Lara knew me<br />
from several years earlier when she worked as a junior HR rep at a company where I<br />
had helped improve growth by implementing a communications strategy. She<br />
thought Jungston Foods could use a similar solution.<br />
When we met for coffee Lara told me that for its first forty years, Jungston Foods<br />
was a small family business supplying prepared and semi-prepared foods to local<br />
restaurants. At its past peak it had employed sixteen people, then ten years ago, the<br />
eldest daughter of the owners envisioned the business as a large specialist in health<br />
foods for the restaurant and catering industry. Her timing was perfect and the growth<br />
spurt began. They went from being a small, local business to an enterprise servicing<br />
a large swath of the province, but, as Lara put it, “Everybody was running around like<br />
maniacs and hardly anyone knew what anyone else was doing.”<br />
When I asked Lara to give me an example of poor communication hurting the<br />
company, she explained that sales were way down in one of the regions because Amy,<br />
the person who managed that region, quit a few months earlier to go work for a<br />
competitor, and she had been one of their best employees. Amy had quit because Bryn,<br />
her manager, had refused to give Amy the full annual bonus she had been expecting. “<br />
Are you saying it’s a communication issue because Amy wasn’t told beforehand<br />
she wouldn’t receive her annual bonus?”<br />
Lara nodded. “According to Bryn, Amy should have known she wasn’t getting her<br />
full bonus, because her sales increase was down to 5% from her usual 20%. But I<br />
don’t think Bryn ever actually explained it to her.”<br />
I suspected a deeper problem than just communication.<br />
“What was Amy’s role?” “She was one of our food consultants.”<br />
“Is that a fancy term for food salesperson?” Lara laughed.<br />
“Sales is part of the job, but there’s a lot more involved.”<br />
“Like what?” “Service, for one.”<br />
“Can you show me a role description?”<br />
She handed me a short role description that included servicing existing<br />
restaurants, broadening product line sales, keeping service issues to a minimum and<br />
growing the client base.<br />
“Do you have a document that shows me what constitutes excellent performance<br />
in each of these tasks?”<br />
She shook her head.<br />
“Why do you say that Amy was one of your best consultants if her sales<br />
were down?”<br />
Lara explained that Amy had told her that her sales were low because a large<br />
chain restaurant had closed down in her region. If it weren’t for that, she would have<br />
had her best year. As well, Amy had had the best product proliferation of any<br />
consultant and in her three years had never lost a single client.<br />
“Sounds like you have an idea of how to define an excellent consultant for<br />
Jungston Foods, but I’m guessing Bryn has a different idea.”<br />
“Bryn was hired around the same time I was. She was one of the top sales<br />
managers at Mallet Furniture, so she has a strong sales bias.”<br />
After we talked some more, I said, “Lara, I agree with you that lack of<br />
communication is a contributor, but I think the root of the problem is a lack of things<br />
to communicate. You have an idea of how a top consultant should perform, Bryn has<br />
a different idea, and Amy, I’m sure, had her own unique concept. That makes it<br />
impossible to run a successful team. Losing key employees and poor<br />
performance are inevitable symptoms.”<br />
Lara agreed and said she knew of several other employees who were on<br />
the brink of quitting. When she asked me what we should do, I suggested<br />
we take a lesson from elementary school. I explained that when I was in<br />
school, our teacher used something called rubrics for a big science<br />
project. Before giving us the assignment, she handed out a chart which<br />
broke down the project into various categories, such as research,<br />
demonstration, visual qualities, etc. And for each category she described<br />
what an A, B, C and D grade entailed for that category. For example, to obtain an A in<br />
the research category, we needed to include more than 6 sources, for a B we needed<br />
4-6, a C required 2-3, and a D 1 or less. Each category had fully fleshed-out<br />
descriptions and examples that took the mystery out of grading the projects. Every<br />
student could easily guess what mark they were going to get the moment they<br />
handed their project in.<br />
“Lara,” I said, “I incorporate that same rubric system into many of my clients’<br />
management practices. Imagine if Bryn and Amy were working from an established<br />
rubric. Amy would never have been shocked to learn whether she was getting her<br />
bonus or not.”<br />
“But Bryn’s rubric would have had a total sales focus.”<br />
“Clearly that’s what Bryn’s used to, but the food consultant’s role needs to fit<br />
within the larger corporate strategy. So it’s up to the corporate leaders to establish a<br />
rubric for the role that sets expectations for all the role’s tasks. A rubric makes it<br />
easy for all parties to see if an employee is on target or not. If the rubric calls for<br />
ninetyfive percent client retention and the employee’s retention is tracking at eighty<br />
percent, we know there’s a problem. And this knowledge empowers people to<br />
develop a remedy before it’s too late. Perhaps the employee needs training on a<br />
certain system, or access to resources to help support service. The point is,<br />
performance is measurable and trackable. And bonuses or any rewards tied to<br />
performance are easily measured against the rubric.”<br />
“If there had been a rubric for Amy,” Lara said, “certainly part of it would have<br />
included sales targets, in which case she never would have deserved her full bonus.”<br />
“Not necessarily. The rubric is a living document. It needs to be revisited<br />
periodically. It might establish yearly measures, but even so, the manager and<br />
employee should review it every quarter. The closure of the big chain restaurant is<br />
the kind of thing that can be taken into account by a rubric. Sales targets shouldn’t<br />
be blind guesses, they should be based on realities, especially changing realities. I<br />
don’t know all the factors, but it’s possible that given the circumstances, Amy’s fivepercent<br />
sales increase might have been worth an A. By making the rubric a living<br />
document that evolves over time, you can address the changing environment and<br />
establish reasonable expectations for the role. On the flip side, imagine that instead<br />
of a big chain closing, a big chain is about to move in. In that case, twenty-percent<br />
growth might only be worth a B, whereas it’s reasonable to expect a top performer to<br />
achieve thirty percent.”<br />
Lara liked my approach, and over the ensuing weeks I worked with her and<br />
Jungston’s management team to develop and incorporate the rubric system. A year<br />
later, Lara told me that the system had not only helped clear up many of the<br />
company’s communication issues, but had also allowed them to retain the rest of the<br />
consultants. Furthermore, the company’s recent results showed that the old growth<br />
curve was back.<br />
Michael Lobraico is the founder of NCI Solutions, a company specializing in helping<br />
family businesses maximize their potential. For further information, visit his Web site<br />
at www.nci-solutions.com.<br />
N.C.I. Solutions Limited<br />
Copyright © 2010<br />
2880 Queen Street East, Suite 122 Brampton, ON L6S 6H4<br />
T: 905-846-8162 F: 905-846-1895<br />
E: mlobraico@nci-solutions.com<br />
www.nci-solutions.com
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
How Does the Modernization of MOE Approvals Affect you?<br />
by Lynne Maclennan and Roslyn Miller, Pinchin Environmental Ltd.<br />
Goodbye CofA — Hello ECA and EASR<br />
All aspects of onsite wastewater management involve obtaining a<br />
permit, including installing a septic or other wastewater treatment<br />
system, constructing a septage treatment facility, and transportation,<br />
storage and land application of septage. Until recently, a Certificate of<br />
Approval (CofA) was required for all of these activities, with the<br />
exception of installing a septic system treating less than 10,000<br />
litres/day, which is covered by the Building Code.<br />
As of October 31st, 2011, the <strong>Ontario</strong> Ministry of the Environment<br />
(MOE) replaced the CofA process with a two-path environmental<br />
approvals process: the Environmental Compliance Approval (ECA) and<br />
the Environmental Activity and Sector Registry (EASR).<br />
ECA application requirements are comparable to the previous CofA<br />
process, and are required for most activities and/or equipment emitting<br />
contaminants. However, there are several significant differences between<br />
an ECA and CofA, which include:<br />
• the ability to have one approval for multiple activities, equipment and<br />
emissions (air, noise, waste) occurring on site;<br />
• the ability to have a single ECA for multiple sites if the activities and<br />
equipment requiring an ECA are the same for each;<br />
• and, the introduction of an improved electronic ECA application form.<br />
The EASR allows businesses to register certain low-risk activities with the<br />
MOE through a simple online process instead of applying for an ECA.<br />
There are currently three sectors that are eligible for the EASR, which are:<br />
• comfort heating systems;<br />
• standby power systems; and,<br />
• automotive refinishing.<br />
The MOE recently proposed another four sectors for the EASR,<br />
including waste collection and transportation. Technical Discussion<br />
Papers were available for public review and comment until February 25,<br />
2011 for this and the other three sectors (ready-mix concrete<br />
manufacturing, concrete product manufacturing and lithographic, screen<br />
and digital printing) and a decision on the inclusion of these sectors in<br />
the EASR process is expected in the near future.<br />
Applying for an ECA<br />
As with CofA applications, when applying for an ECA, you need to<br />
include the ECA application form, fees for MOE review and technical<br />
information to support the application (e.g., environmental assessment,<br />
engineering design, and contingency and emergency procedures plan).<br />
The current cost for an ECA application is the same as for a CofA. The<br />
MOE’s new smart ECA application form is available on their website at:<br />
http://www.ene.gov.on.ca/stdprodconsume/groups/lr/@ene/@resources/<br />
documents/resource/stdprod_090810.pdf.<br />
Registering on EASR<br />
Before registering on the EASR, the eligibility requirements need to be<br />
verified and the required operational programs and procedures need to be<br />
in place. For example, facilities with propane, natural gas, diesel or<br />
biodiesel fired emergency generators having a power rating of 700 kW or<br />
less are eligible for registration provided that the facility implements and<br />
adheres to specific operational and maintenance conditions. Some of the<br />
conditions for registering under the EASR include limiting testing of the<br />
unit between 7AM and 7PM with no more than 60 hours of testing each<br />
year and the facility is required to have modification, maintenance and<br />
complaints logs. The business owner or other person with authority for the<br />
company can then register the equipment and/or activities on-line through<br />
Service <strong>Ontario</strong>. EASR registration is currently free. An instantaneous<br />
confirmation is received from the MOE once registration<br />
is complete.<br />
Requirements of the EASR include updating information on the<br />
registry within 30 days of any changes being made, maintaining<br />
accessible records for the activity registered and keeping the records for<br />
five years. Re-registration on the EASR is required every one to five years<br />
(depending on the sector), regardless of whether any changes have been<br />
made to the activity or equipment registered.<br />
Access to the EASR can be found at:<br />
http://www.ene.gov.on.ca/environment/en/industry/assessment_and_ap<br />
provals/environmental_approvals/STDPROD_090833.html.<br />
Timelines Any business that currently has a CofA does not need to<br />
do anything unless an amendment to the CofA is required – the terms<br />
and conditions of the existing CofA still apply. If an amendment or<br />
renewal to an existing CofA is required, the facility will need to use the<br />
new ECA application form and the resulting amendment will be an ECA.<br />
All activities or operations currently eligible for the EASR are required to<br />
be registered by October 31, 2016 (or sooner if an amendment is<br />
required), regardless of whether they are currently part of a CofA or not.<br />
Further Information Further information on changes to the approvals<br />
process can be found on the MOE’s website at:<br />
http://www.ene.gov.on.ca/environment/en/industry/assessment_and_<br />
approvals/environmental_approvals/index.htm.<br />
The authors can be contacted at 1-855-746-2446 or by email at<br />
lmaclennan@pinchin.com.<br />
EASR Environmental<br />
Activity and<br />
Sector Registry<br />
Easy predictable, low risk<br />
equipment. Register all eligible<br />
equipment, not each<br />
ECA<br />
Environmental<br />
Compliance Approval<br />
More complex applications, that<br />
require detailed review.<br />
25
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
<strong>Onsite</strong> Water Reuse:<br />
The onsite wastewater treatment industry has long<br />
been viewed as a critical provider of technology<br />
needed to protect public health and the<br />
environment. As source water shortages and pressure on<br />
water supply infrastructure continues to climb, there is a<br />
growing appreciation that properly treated wastewater<br />
brings additional value as a directly reusable and readily<br />
available water supply.<br />
Municipal reclaimed water is well established as an<br />
effective, non-potable source of water for use in<br />
irrigation, toilet and urinal flushing, decorative fountains<br />
and similar applications. The same concept is now being<br />
adapted to smaller scale treatment systems installed<br />
within a residence or commercial building, enabling<br />
wastewater generated onsite to remain onsite for<br />
treatment and use within the same structure for nonpotable<br />
water applications.<br />
In addition to the benefits of reduced burden on<br />
existing source water supplies and potable water<br />
treatment and distribution infrastructure, managing the<br />
recycling of water onsite provides other advantages. First,<br />
it allows isolation of individual source streams such as<br />
graywater, rainwater, and others to optimize treatment.<br />
And second, it allows for treatment to varying levels of<br />
quality based on the intended application.<br />
Many small scale drinking water and wastewater<br />
treatment technologies exist in the market today, and<br />
are readily adaptable to onsite residential and<br />
commercial reuse treatment. This is expected to<br />
facilitate and accelerate the availability of onsite reuse<br />
treatment technologies.<br />
Permitting and technology approval for onsite reuse<br />
applications is left currently to local and state regulations.<br />
This has created a range of varying criteria and product<br />
approval requirements. The result has been a push for<br />
national standards of treatment quality, and national<br />
standards of treatment product evaluation.<br />
New American National Standards<br />
Following four years of consensus committee<br />
development, two new American National Standards<br />
were adopted in July of 2011 for the evaluation of<br />
technologies intended to provide onsite treatment of<br />
wastewater for reuse:<br />
• NSF/ANSI Standard 350 <strong>Onsite</strong> residential and<br />
commercial water reuse treatment systems; and<br />
• NSF/ANSI Standard 350-1 <strong>Onsite</strong> residential and<br />
commercial graywater treatment systems for<br />
subsurface discharge<br />
Both Standards provide detailed methods of<br />
evaluation, product specifications and criteria related to<br />
materials, design and construction, product literature,<br />
wastewater treatment performance and effluent quality.<br />
The standards encompass both residential and<br />
commercial applications, and those that treat all the<br />
wastewater flow along with those that treat the graywater<br />
portion only. Further, within the graywater portion<br />
26
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
New Opportunities and Standards for <strong>Wastewater</strong> Treatment Technologies<br />
systems can be evaluated for treating bathing water only, laundry water<br />
only, or both. Table 1 describes the scope of each Standard.<br />
Residential systems are defined as those that treat wastewater<br />
generated by individual residence(s). Commercial systems are those that<br />
treat wastewater from businesses such as lodging establishments,<br />
business parks and campuses, shopping facilities, and places of public<br />
assembly. It does not include manufacturing, assembly, industrial or food<br />
processing facilities, and laundering facilities likely to handle high<br />
amounts of soiling or high strength commercial cleaners.<br />
While both standards are appropriate for non-potable treatment<br />
applications, Standard 350 has more restrictive effluent quality<br />
requirements than those of Standard 350-1. The result is a broader range<br />
of acceptable uses under 350. As the title implies, Standard 350-1 is for<br />
subsurface discharge only, whereas Standard 350 can be used for surface<br />
irrigation, toilet and urinal flushing, and other similar non-potable uses.<br />
Testing of Residential Water Reuse Treatment Systems<br />
Both Standards 350 and 350-1 are based on 26 weeks of continuous<br />
testing with regularly scheduled sampling throughout. The purpose of<br />
such a lengthy test is to assess the reliability of the product overtime,<br />
expanding a likely time interval between scheduled service and<br />
maintenance. A further requirement related to the same measure of<br />
reliability over time is the inability to provide any routine service and<br />
maintenance of the system during the test period.<br />
The dosing requirements, including scheduled delivery and<br />
characteristics of the source water are defined by the standard for all<br />
residential applications. Standard 350 defines influent characteristics for<br />
residential wastewater, and both Standards 350 and 350-1 define influent<br />
characteristics for graywater, as shown in Tables 2 and 3. The residential<br />
wastewater characteristics are consistent with those of NSF/ANSI<br />
Standards 40 and NSF/ANSI Standard 245, both of which apply to onsite<br />
residential wastewater treatment systems.<br />
Residential wastewater reuse treatment systems are tested using<br />
actual wastewater generally diverted from a municipal influent treatment<br />
supply. The wastewater is delivered to a test site with the capability to<br />
meet the dosing requirements of the Standard. Several test sites exist in<br />
the U.S. and Canada, as well as in other countries.<br />
Conversely, graywater in Standards 350 and 350-1 is a synthetic test<br />
water. The recipe for creating the test water is the same in both<br />
Standards, and includes a variety of common household personal care<br />
and cleaning products. They differ by bathing water only, laundry water<br />
only, and the combined graywater challenge. The resulting<br />
concentrations for individual parameters also differ among the three.<br />
Table 3 lists the resulting graywater challenge characteristics.<br />
The standard specifies the loading requirements of the treatment<br />
system evaluation, both for individual daily loading and the overall 26<br />
week test. Design loading and stress loading events are included during<br />
the course of the test. Each stress event includes prescribed steps to<br />
create the conditions that mimic typical events in a residence and likely<br />
to affect treatment performance. Extreme stress conditions, such as<br />
inappropriate additions of corrosive cleaning compounds, excessive<br />
hydraulic overloading, and other conditions that deviate from the<br />
manufacturers recommended use are not evaluated.<br />
For commercial systems, evaluations are performed under field<br />
conditions at an actual installation. The wastewater generated at the site<br />
is evaluated and the resulting characteristics define the influent<br />
concentration. The dosing is not controlled. Sampling is performed<br />
consistent with that for the testing of residential treatment systems.<br />
Effluent Quality Requirements<br />
The effluent quality criteria are applied consistently to all treatment<br />
systems regardless of their size, application and influent challenge water.<br />
Table 4 describes the effluent requirements of Standard 350. There are<br />
two separate criteria, one for the overall test average and another for<br />
individual samples established as a single maximum that no individual<br />
sample can exceed. Class R is applicable for single family residential<br />
dwellings. Class C is applicable for multi-family residential units and<br />
commercial facilities.<br />
Table 5 describes the effluent requirements of Standard 350-1. The<br />
values are based on an overall test average of all samples.<br />
Available Treatment Technologies<br />
Many existing drinking water and wastewater treatment equipment can<br />
be utilized to meet the need for graywater treatment. Systems designed<br />
specifically for reuse treatment are already beginning to come into the<br />
North American market, and have been available in other foreign<br />
markets for some time. As in any market, the key is demand for the<br />
technology at an affordable cost. As the market develops, having<br />
product standards that enable acceptance and approval will be critical.<br />
The NSF standards will help to address that need.<br />
Some jurisdictions may elect to require the evaluation of water reuse<br />
treatment systems in accordance with Standard 350 or 350-1 as a<br />
condition of product approval or permitting. This is a common practice<br />
today throughout North America for many residential drinking water and<br />
wastewater treatment systems. Requirements for compliance may fall<br />
within the sewage treatment or plumbing codes, or both. There is<br />
consideration already in many jurisdictions for adoption of the standards,<br />
as well as in the national plumbing code bodies.<br />
Certification<br />
Certifying agencies, such as NSF, will likely publish directories of<br />
treatment systems meeting the requirements of the new standards.<br />
These will often appear as a series of approved models differing in their<br />
gallons per day rated treatment capacity. Both Standards 350 and 350-1<br />
allow for the testing of one system that can then form the basis for<br />
approval of other models without any further testing. The additional<br />
models must be of similar design and specifications varying only in size<br />
proportionality and rated treatment capacity.<br />
Size ranges for residential reuse and graywater reuse systems are of<br />
two ranges, including (1) up to 400 gallons per day (gpd), and (2) from<br />
400 up to 1,500 gpd. A 100 gpd tested system could qualify additional,<br />
proportionally larger systems up to 400 gpd without further testing. A<br />
separate test is required for bridging proportionally sized systems from<br />
400 up to 1,500 gpd.<br />
Commercial reuse systems can be proportionally sized in a similar<br />
way for flows above 1500 gpd. However, in the case of commercial reuse<br />
systems it is important to note that testing is done at an existing<br />
installation. Characteristics other than product design and proportionality<br />
need to be considered, such as the wastewater characteristics and the<br />
loading conditions at the tested location. The same system may not<br />
perform if applied to significantly different loading conditions or<br />
wastewater characteristics. Conversely, a larger capacity system under<br />
similar loading conditions and waste strength producing larger volumes<br />
of reuse water than the tested system would be expected to perform at<br />
a similar level if the system is sized proportionally larger for the<br />
additional volume.<br />
continued on page 29 …<br />
27
<strong>Ontario</strong><strong>Onsite</strong><br />
<strong>Wastewater</strong><strong>Association</strong><br />
<strong>Ontario</strong> <strong>Onsite</strong> <strong>Wastewater</strong> <strong>Association</strong><br />
Insurance Program<br />
Dedicated to Serving OOWA Members<br />
OOWA is pleased to introduce its new insurance program<br />
to to onsite wastewater industry and is available<br />
exclusively to its membership.<br />
The OOWA Insurance plan is<br />
administered by SeptiGuard, a<br />
company within the Verge Group<br />
which has been in business since 1953<br />
as an independent broker. The Verge<br />
Group is a licensed broker in the<br />
province of <strong>Ontario</strong>, licensed and<br />
governed by RIBO (Registered<br />
Insurance Brokers of <strong>Ontario</strong>).<br />
Working with SeptiGuard, the OOWA<br />
Insurance Plan was established as a<br />
specialized and dedicated insurance<br />
source for installers, pumpers and<br />
designers in the onsite wastewater<br />
industry. We have successfully<br />
researched the real risk that is<br />
represented by septic contractors and<br />
pumpers, educated our insurers, and<br />
created an appetite for this very<br />
attractive class of risk that was<br />
previously misunderstood.<br />
For more information<br />
or to get a quote on<br />
your insurance needs:<br />
— Email: contact@oowainsurance.com<br />
— Tel: 1-866-717-7889<br />
OOWA has sourced or specifically<br />
negotiated exclusive leading rates with<br />
respect to all lines of coverage required<br />
by the industry. These include<br />
• General Liability<br />
• Pollution/ Environmental<br />
Impairment/ Underground<br />
tank policies<br />
• Contractors Equipment<br />
• Barging and Waterborne Risks<br />
• Professional Liability (Errors and<br />
Omissions) for inspectors,<br />
designers etc.<br />
• Vehicle/ Fleet coverage<br />
• Discount Home and Auto rates<br />
Does the OOWA Insurance Program<br />
always have the cheapest price? Each<br />
commercial insurance policy is unique in<br />
both the coverage provided, and the<br />
basis of which it is rated. It is our finding<br />
that in approximately 80% of cases we<br />
are able to offer savings, often to a<br />
significant extent.
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
… from page 27<br />
Summary<br />
The new NSF/ANSI standards 350 and 350-1 fill a growing need for<br />
detailed, comprehensive test methods and criteria for reuse treatment<br />
technologies. These standards ensure that product manufacturers have a<br />
consistent basis against which their products will be evaluated, and<br />
target levels of effluent quality performance to achieve to recognition<br />
and acceptance of their technology in the market. Standards are one<br />
piece of a series of steps necessary to enable full use of reuse<br />
technologies, but a critical step in creating product safety and public<br />
health protection.<br />
Tom Bruursema is General Manager of NSF’s Environmental and<br />
Sustainability Services. He can be reached at (734) 769-5575, or by email<br />
at bruursema@nsf.org.<br />
Table 1 Scope of NSF/ANSI Standards 350 and 350-1<br />
References<br />
NSF International. 2010. NSF/ANSI Standard 40 Residential <strong>Wastewater</strong><br />
Treatment Systems. Available at www.techstreet.com/nsfgate.html.<br />
NSF International. 2010. NSF/ANSI Standard 245 <strong>Wastewater</strong><br />
treatment systems – Nitrogen reduction. Available at<br />
www.techstreet.com/nsfgate.html.<br />
NSF International. 2011. NSF/ANSI Standard 350 <strong>Onsite</strong> residential and<br />
commercial water reuse treatment systems. Available at<br />
www.techstreet.com/nsfgate.html.<br />
NSF International. 2011. NSF/ANSI Standard 350-1 <strong>Onsite</strong> residential and<br />
commercial graywater treatment systems for subsurface discharge.<br />
Available at www.techstreet.com/nsfgate.html.<br />
Standards Building Types Influent Types Effluent Uses Ratings<br />
NSF/ANSI 350 Residential; up to 1,500 gallons<br />
per day<br />
Commercial; above 1,500 gallons<br />
per day, and all capacities of<br />
commercial laundry water<br />
NSF/ANSI 350-1 Laundry water only<br />
Residential; up to 1,500 gallons<br />
per day<br />
Commercial; above 1,500 gallons<br />
per day, and all capacities of<br />
commercial laundry water<br />
• Combined black and graywater<br />
• Graywater<br />
• Bathing water only<br />
• Laundry water only<br />
• Combined black and graywater<br />
• Graywater<br />
• Bathing water only<br />
• Graywater<br />
• Bathing water only<br />
• laundry water only<br />
• Graywater<br />
• Bathing water only<br />
• Laundry water only<br />
Table 2 Residential wastewater test water concentration (30-day average)<br />
Non-potable; such as surface<br />
and subsurface irrigation, toilet<br />
and urinal flushing<br />
• Two classifications that vary slightly in<br />
effluent quality:<br />
• Class R: single family residential<br />
• Class C: multi-family and commercial<br />
• Systems are further described based<br />
on the type of influent (combined,<br />
graywater, bathing only, laundry only)<br />
Subsurface irrigation only • Single effluent quality with no<br />
classifications<br />
• Systems are further described based<br />
on the type of influent (graywater,<br />
bathing only, laundry only)<br />
Parameter Required range<br />
Total suspended solids (TSS) 100 – 350 mg/L<br />
Five-day biochemical oxygen demand (BOD5) 100 – 300 mg/L<br />
Table 3 Graywater test water concentration (combined laundry and bathing water; 30-day average)<br />
Parameter Required range<br />
TSS 80 – 160 mg/L<br />
BOD5 <strong>13</strong>0 – 180 mg/L<br />
Temperature 25 – 35°C<br />
pH 6.5 – 8.0<br />
Turbidity 50 – 100 NTU<br />
Total phosphorous - P 1.0 – 3.0 mg/L<br />
Total Kjeldahl nitrogen – N 3.0 – 5.0 mg/L<br />
Chemical oxygen demand 250 – 400 mg/L<br />
Total organic carbon 50 – 100 mg/L<br />
Total coliforms 103 – 104 cfu/100 mL<br />
E. coli 102 – 103 cfu/100 mL<br />
continued on page 30…<br />
29
30<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
… from page 29<br />
Table 4 Summary of draft NSF Standard 350 effluent criteria for individual classifications:<br />
Parameter<br />
Overall Test<br />
Average<br />
Class R Class C<br />
Single Sample<br />
Maximum<br />
Overall Test<br />
Average<br />
Single Sample<br />
Maximum<br />
CBOD5 (mg/L) 10 25 10 25<br />
TSS (mg/L) 10 30 10 30<br />
Turbidity (NTU) 5 10 2 5<br />
E. coli 2<br />
(MPN/100 mL)<br />
14 240 2.2 200<br />
pH (SU) 6.0 – 9.0 NA 1 6.0 – 9.0 NA<br />
Storage vessel<br />
disinfection<br />
(mg/L) 3<br />
≥ 0.5 –<br />
≤ 2.5<br />
NA<br />
≥ 0.5 –<br />
≤ 2.5<br />
Color MR 4 NA MR NA<br />
Odor Non-offensive NA Non-offensive NA<br />
Oily film<br />
and foam<br />
Non-detectable Non-detectable Non-detectable Non-detectable<br />
Energy<br />
consumption<br />
MR NA MR NA<br />
1 NA: not applicable.<br />
2 Calculated as geometric mean<br />
<br />
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NA<br />
3 As chlorine. Other disinfectants can<br />
be used.<br />
4 MR: Measured and reported only.<br />
Table 5 Summary of draft NSF Standard 350-1 effluent criteria<br />
for individual classifications:<br />
Parameter Test Average<br />
CBOD5 (mg/L) 25 mg/L<br />
TSS (mg/L) 30 mg/L<br />
pH (SU) 6.0 – 9.0<br />
Color MR 1<br />
Odor Non-offensive<br />
Oily film and foam Non-detectable<br />
Energy consumption MR<br />
1 MR: Measured and reported only.<br />
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EZ-Enviro Supply &<br />
Service<br />
Supplier of:<br />
EZflow by Infiltrator<br />
Nayadic <strong>Wastewater</strong> Treatment Systems<br />
CSI Control Panels<br />
Infiltrator Septic Tanks and Accessories<br />
Septic Maintenance & Repair<br />
(P)519-726-6444 (F)519-726-6211<br />
ezenviro@gmail.com
BRONZE SPONSOR<br />
31
32<br />
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
…from page 23<br />
Table 5 Average concentrations at the effluent of the self-cleaning UV unit (restaurant)<br />
Parameter Units Average Median Min. Max. n<br />
Fecal coliforms counts/100 mL
<strong>13</strong> th Annual <strong>Onsite</strong> <strong>Wastewater</strong> Conference & Exhibition<br />
BRONZE SPONSOR<br />
Guelph Area Courses at Arkell Reserach Station<br />
• Inspection and Evaluation of <strong>Onsite</strong> Sewage Treatment Systems<br />
for MOE Staff — May 9, 2012, Arkell Research Station, Guelph,<br />
$180.00<br />
• Introduction to Design of <strong>Onsite</strong> Sewage Treatment Systems TBA<br />
— $250.00 + HST<br />
• Pumps & Controls TBA — $250.00 + HST<br />
• Inspection and Evaluation of On-site <strong>Wastewater</strong> Systems<br />
April 25, 2012, Arkell Research Station, Guelph — $250.00 + HST<br />
• Soils 101 — Evaluation of Soils for On-Site Technologies<br />
May 2, 2012, Arkell Research Station, Guelph — $295.00 + HST<br />
Huntsville Area Course at Deerhurst Resort<br />
• Advanced Design of <strong>Onsite</strong> Sewage Treatment Systems<br />
April 18, 2012; OOWA Conference, Deerhurst Resort, Huntsville —<br />
$250.00 + HST<br />
Ottawa Area Courses, Baxter Conservation Area<br />
• Pumps & Controls<br />
April 24, 2012, Baxter Conservation Authority — $250.00 + HST<br />
• Introduction to Design of On-site Sewage Treatment Systems<br />
April 26, 2012, Baxter Conservation Authority — $250.00 + HST<br />
<strong>Onsite</strong> Sewage Systems —<br />
Part 8 Septic Installer’s course<br />
See schedule at:<br />
http://biz.oboa.on.ca/CrsCalendars.htm<br />
33
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<strong>Ontario</strong><strong>Onsite</strong><br />
<strong>Wastewater</strong><strong>Association</strong><br />
OOWA<br />
Registered<br />
Professional<br />
P r o g r a m<br />
For Information regarding<br />
the OOWA Registered<br />
Professional Program visit:<br />
www.oowa.org/education-training/index.html<br />
OOWA and Don Krauss, Chairman OOWA<br />
Professional Development is pleased to<br />
announce the following members have<br />
achieved their registration in the OOWA<br />
Registered Professional Program.<br />
Congratulations to these recipients!<br />
Dave Ruppert<br />
Ruppert Haulage<br />
MASTER Installer<br />
Jason Steacy<br />
JDS Enterprises<br />
LEVEL I — Installer<br />
Jason Rail<br />
Rideau Valley<br />
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ESSE Environmental<br />
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