COMPOSITIONAL DATA : GAS : GAS PROPERTIES Puffin Fm RFT ...

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REMARKS:A residual oil column was interpreted from logs over the interval 3,189 – 3,230 mRT.The Elang/Kakatua oil development commenced production in 1998. Sub-sea completions at Kakatua-1,Elang-1 and Elang-2 are connected to an FPSO (the Modec Venture 1) moored over the Elang field.RESERVES :Oil :17 MMbbls (includes Elang)Source: Department of Resources Development, WA, 1998.STRATIGRAPHY (Kakatua-1) :AGE UNIT FORMATION TOP(mTVDSS)Oliver Formation 423.0WOODBINE Prion Formation 1030.0TERTIARY GROUP Hibernia Formation 1283.0Grebe Sandstone 1884.0Johnson Formation 1950.0Borde Formation 2210.0Fenelon Formation 2363.0BATHURST Gibson Formation 2453.0CRETACEOUS ISLAND Woolaston Formation 2573.0GROUP Jamison Formation 2617.5Darwin Formation 2923.0Echuca Shoals Formation 2953.0U. Flamingo Formation 3000.0JURASSIC FLAMINGO GROUP Lwr Flamingo Formation 3125.0Elang Formation 3128.0TROUGHTON GROUP Plover Formation 3214.0
Accumulation Number: 34KAKATUA NORTHORIGINAL OPERATOR:BHP Petroleum Pty LtdTYPE:OilSTATUS:ProducerLOCATION:512 km northwest of DarwinSTATE: Zone of Cooperation, Part A.ORIGINAL TITLE(S): ZOCA 91-12BASIN:BonaparteSUB-BASIN:Flamingo HighDISCOVERY WELL:Kakatua North-1ALongitude (E): 126.4682Latitude (S): -10.8444Date total depth reached: 12 FEB 97Water Depth:94 mKelly bushing:25 mOperator:BHP Petroleum Pty LtdTotal Depth:3,300 mKBNUMBER OF WELLS DRILLED: 2 (includes 1 redrill)STRUCTURE/TRAP:Separate fault dependent closure 2 km north of theKakatua oil discovery.OIL GRAVITY:55 o APIGROSS HYDROCARBON COLUMN: 69.4 m (3,131.6 – 3,201 mRT)NET PAY:26.4 mHYDROCARBON SATURATION: 75.4%OIL/WATER CONTACT:3,176 mSS (free-water level)PETROLEUM BEARING UNIT No.1:CONTENTS:FORMATION:AGE:LITHOLOGY:DEPOSITIONAL ENVIRONMENT:FORMATION TOP:POROSITY:Flamingo GroupOilElang FormationJurassicInterbedded sandstone, siltstone and claystone. Sandstone:fine to very fine, occasionally medium to coarse, variablesiliceous cement, common quartz overgrowths, laminatedand cross-bedded in part, coarsening upwards.Interdeltaic barrier beach complex.3,106.5 mTVDSS12.6% (average log porosity)TEST <strong>DATA</strong> FROM THE DISCOVERY WELL (Kakatua North-1A):<strong>RFT</strong>, 3,158.5 m,Recovered 12.9 litres of 55 o API oil and60.8 ft 3 of gas.Elang Formation
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COMPOSITIONAL DATA :GAS :GASPROPERT
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Accumulation Number: 10BONAPARTEORI
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Accumulation Number: 11BUFFALOORIGI
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Accumulation Number: 12BULLERORIGIN
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REMARKS:Fluorescence recorded below
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124°58'125°00'125°02'Challis 11C
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Accumulation Number: 14CHALLISORIGI
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RFT 4, 1,392 m,Recovered 6.5 litres
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Accumulation Number: 15CHUDITCHORIG
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Accumulation Number: 16CORALLINAORI
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Accumulation Number: 17CRUXORIGINAL
Page 24 and 25: Accumulation Number: 18CURLEWORIGIN
Page 26 and 27: TEST DATA FROM THE DISCOVERY WELL (
Page 28 and 29: 125°18'1060125°20'10701070107011
Page 30 and 31: Accumulation Number: 20EAST SWANORI
Page 32 and 33: GAS SATURATION:33% (average, 2,695
Page 34 and 35: 124°34' 124°36' 124°38'280012°1
Page 37 and 38: 1250125°45'125°50'0 5 km11°15'Co
Page 39 and 40: Accumulation Number: 23ELANGORIGINA
Page 41 and 42: 126°32'126°34' 126°36' 126°38'1
Page 43 and 44: Accumulation Number: 24EVANS SHOALO
Page 45 and 46: RFT 13, 3,678 m,Plover FormationRec
Page 47 and 48: 1800127°30'2000127°40'19002000210
Page 49 and 50: COMPOSITIONAL DATA :GAS :GASPROPERT
Page 51 and 52: 126°30'126°40'1050105010°50'1000
Page 53 and 54: STRATIGRAPHY (Flamingo-1) :AGE UNIT
Page 55 and 56: 600129°15'129°30'129°45'11°45'N
Page 57 and 58: Accumulation Number: 28FOHNORIGINAL
Page 59 and 60: Accumulation Number: 29GARIMALAORIG
Page 61 and 62: Accumulation Number: 30HALCYONORIGI
Page 63 and 64: STRATIGRAPHY (Halcyon-1) :AGE UNIT
Page 65 and 66: 124°58'125°00'Jabiru 1211°55'Jab
Page 67 and 68: Jabiru-4 intersected a 32.5 m gross
Page 69 and 70: STRATIGRAPHY (Jabiru-12) :AGE UNIT
Page 71 and 72: REMARKS:Jahal-1 was drilled to 3,30
Page 73: 126°28'126°30'320010°50'3200Kaka
Page 77 and 78: REMARKS:Kakatua North-1 was abandon
Page 79 and 80: 1700129°00'1800129°05'1790129°10
Page 81 and 82: Accumulation Number: 36KELP DEEPORI
Page 83 and 84: STRATIGRAPHY (Krill-1) :AGE UNIT FO
Page 85 and 86: Accumulation Number: 40LESUEURORIGI
Page 89 and 90: Accumulation Number: 39LAMINARIAORI
Page 93 and 94: Accumulation Number: 41LEEUWINORIGI
Page 95 and 96: STRATIGRAPHY (Leeuwin-1) :AGE UNIT
Page 97 and 98: 1400125°35'125°40'145014201450140
Page 99 and 100: Accumulation Number: 43LOXTON SHOAL
Page 101 and 102: RESERVES:Gas:Condensate:9.56 TCF (i
Page 103 and 104: RFT 8, 3,724.9 m,Recovered 0.03 m 3
Page 105 and 106: Accumulation Number: 45MARETORIGINA
Page 107 and 108: REMARKS:A 3.5 m gross hydrocarbon c
Page 109 and 110: 124°31'124°33'12°40'275027002700
Page 111 and 112: STRATIGRAPHY (Montara-1) :AGE UNIT
Page 113 and 114: 125°00'125°05'350032500 5 kmConto
Page 115 and 116: STRATIGRAPHY (Oliver-1) :AGE UNIT F
Page 117 and 118: MDT, Run 1, 2,600.5 mRecovered 21 l
Page 119 and 120: 125°02'00.5 km1650Contour Interval
Page 121 and 122: Accumulation Number: 50PENGUINORIGI
Page 123 and 124: RFT 5, 2,535 m,Recovered 3.6 m 3 of
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128°20'WANT128°30'425012°40'0 10
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COMPOSITIONAL DATA :GAS :GASPROPERT
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Accumulation Number: 53PUFFINORIGIN
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APPRAISAL AND DEVELOPMENT DRILLING
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Accumulation Number: 54RAMBLERORIGI
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TEST DATA FROM THE DISCOVERY WELL (
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STRATIGRAPHY (Saratoga-1) :AGE UNIT
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124°24'124°25'124°26'124°27'GOC
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RESERVES:Initial Oil:20.5 MMbblsSou
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17501750127°45' 128°00' 128°15'1
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Accumulation Number: 58SUNSETORIGIN
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Page 149 and 150:
Accumulation Number: 59SWANORIGINAL
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TEST DATA FROM THE DISCOVERY WELL (
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Accumulation Number: 60TAHBILKORIGI
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NET PAY:60.7 mNET TO GROSS RATIO: 8
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16001600124°52'124°52'124°54'165
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COMPOSITIONAL DATA CONTD :GAS :GASP
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Accumulation Number: 63TERNORIGINAL
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PERMEABILITY:PETROLEUM BEARING UNIT
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Accumulation Number: 64TROUBADOUROR
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FIT 3, 2,286 m,Recovered 0.45 m 3 o
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Accumulation Number: 65TURTLEORIGIN
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PETROLEUM BEARING UNIT No.2:CONTENT
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RFT 4, 1,624.6 m,Recovered 1-2 cc o
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Accumulation Number: 66VIENTAORIGIN
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PETROLEUM BEARING UNIT No.2: Langfi
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123° 124° 125° 126° 127° 128°
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COMPOSITIONAL DATA : GAS : GAS PROPERTIES Puffin Fm RFT ...

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