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

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Accumulation Number: 15CHUDITCHORIGINAL OPERATOR:Shell Development (PSC 9) Pty LtdTYPE:GasSTATUS:Other DiscoveryLOCATION:380 km northwest of DarwinSTATE:Zone of Cooperation, Part AORIGINAL TITLE(S): ZOCA 91-09BASIN:BonaparteSUB-BASIN:Sahul PlatformDISCOVERY WELL:Chuditch-1Longitude (E): 128.0985Latitude (S): -10.5616Date total depth reached: 1 NOV 98Water Depth:64 mKelly bushing:25 mOperator:Shell Development (PSC 9) Pty LtdTotal Depth:3,035 mRTNUMBER OF WELLS DRILLED: 1VERTICAL CLOSURE:26 m (at Top Plover Formation)NET PAY:19.6 mNET TO GROSS RATIO: 78%GAS/CONDENSATE RATIO: 0.7 bbls/MMscfPETROLEUM BEARING UNIT No.1:CONTENTS:FORMATION:AGE:LITHOLOGY:DEPOSITIONAL ENVIRONMENT:FORMATION TOP (mTVDSS):POROSITY:Troughton GroupGasPlover FormationMiddle Jurassic (Bathonian to Bajocian)Sandstone with minor interbedded claystone and a traceof coal. Sandstone: light brownish grey to dark olive grey,clear to translucent, rare grayish yellow, very hard,massive, fine to medium grained, sub-angular, rare subrounded,sub-spherical, very well to moderately sortedwith minor to common quartz overgrowths, common toabundant siliceous cement, rare lithics, trace of nodularpyrite, poor to fair intergranular porosity.Deltaic to shallow marine.2,894 mTVDSS6% to 18% (12.5% average), (core data).TEST DATA FROM THE DISCOVERY WELL (Chuditch-1):MDT 1, Run 3, 2,934 mRecovered 6.9 m 3 of gas, 1.2 litres ofmud filtrate from the 6 gallon chamber.Recovered 54 litres of gas from the 1gallon chamber.MDT 2, Run 3, 3,004 mRecovered 6.1 litres of oily mud filtrateand mud and 2.5 litres of water fromthe 2.75 gallon chamber.Plover FormationPlover Formation
STRATIGRAPHY (Chuditch-1) :AGE UNIT FORMATION TOP(mTVDSS)Barracouta Formation 64.0TERTIARY WOODBINE Oliver Formation 293.0GROUP Hibernia Formation 688.0Johnson Formation 1103.0BATHURST Turnstone Formation 1573.0CRETACEOUS ISLAND Vee Formation 1741.0GROUP Wangarlu Formation 1947.0Darwin Formation 2869.0FLAMINGO Echuca Shoals Fm 2880.5JURASSIC GROUP Flamingo Formation 2885.0TROUGHTON GROUP Plover Formation 2894.0
Page 1 and 2: COMPOSITIONAL DATA :GAS :GASPROPERT
Page 4 and 5: Accumulation Number: 10BONAPARTEORI
Page 6 and 7: Accumulation Number: 11BUFFALOORIGI
Page 8 and 9: Accumulation Number: 12BULLERORIGIN
Page 10 and 11: REMARKS:Fluorescence recorded below
Page 12 and 13: 124°58'125°00'125°02'Challis 11C
Page 14 and 15: Accumulation Number: 14CHALLISORIGI
Page 16 and 17: RFT 4, 1,392 m,Recovered 6.5 litres
Page 20 and 21: Accumulation Number: 16CORALLINAORI
Page 22 and 23: 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 and 74:
126°28'126°30'320010°50'3200Kaka
Page 75 and 76:
Accumulation Number: 34KAKATUA NORT
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 87 and 88:
TEST DATA FROM THE DISCOVERY WELL (
Page 89 and 90:
Accumulation Number: 39LAMINARIAORI
Page 91 and 92:
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
Page 125 and 126:
128°20'WANT128°30'425012°40'0 10
Page 127 and 128:
COMPOSITIONAL DATA :GAS :GASPROPERT
Page 129 and 130:
Accumulation Number: 53PUFFINORIGIN
Page 131 and 132:
APPRAISAL AND DEVELOPMENT DRILLING
Page 133 and 134:
Accumulation Number: 54RAMBLERORIGI
Page 135 and 136:
Page 137 and 138:
STRATIGRAPHY (Saratoga-1) :AGE UNIT
Page 139 and 140:
124°24'124°25'124°26'124°27'GOC
Page 141 and 142:
RESERVES:Initial Oil:20.5 MMbblsSou
Page 143 and 144:
17501750127°45' 128°00' 128°15'1
Page 145 and 146:
Accumulation Number: 58SUNSETORIGIN
Page 147 and 148:
Page 149 and 150:
Accumulation Number: 59SWANORIGINAL
Page 151 and 152:
Page 153 and 154:
Accumulation Number: 60TAHBILKORIGI
Page 155 and 156:
NET PAY:60.7 mNET TO GROSS RATIO: 8
Page 157 and 158:
16001600124°52'124°52'124°54'165
Page 159 and 160:
COMPOSITIONAL DATA CONTD :GAS :GASP
Page 161 and 162:
Page 163 and 164:
Accumulation Number: 63TERNORIGINAL
Page 165 and 166:
PERMEABILITY:PETROLEUM BEARING UNIT
Page 167 and 168:
Accumulation Number: 64TROUBADOUROR
Page 169 and 170:
FIT 3, 2,286 m,Recovered 0.45 m 3 o
Page 171 and 172:
Accumulation Number: 65TURTLEORIGIN
Page 173 and 174:
PETROLEUM BEARING UNIT No.2:CONTENT
Page 175 and 176:
RFT 4, 1,624.6 m,Recovered 1-2 cc o
Page 177 and 178:
Accumulation Number: 66VIENTAORIGIN
Page 179 and 180:
Page 181 and 182:
PETROLEUM BEARING UNIT No.2: Langfi
Page 184 and 185:
123° 124° 125° 126° 127° 128°
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COMPOSITIONAL DATA : GAS : GAS PROPERTIES Puffin Fm RFT ...

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