Department of Administration

Alaska Oil and Gas Conservation Commission

Alaska Department of Administration, Alaska Oil and Gas Conservation Commission
Administration >  AOGCC >  Statistical Reports >  Annual Pool Statistics - 2004 >  Prudhoe Bay Unit, Lisburne Oil Pool
AOGCC Pool Statistics
Prudhoe Bay Unit, Lisburne Oil Pool
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Permitted Wells in Field:
Type Well Status 2004 2003 2002 2001 2000
Development New 9 12 17 19 8
  Sidetrack 62 62 58 67 67
  Multilateral 18 10 14 3 4
Service New 12 7 17 6 1
  Sidetrack 8 3 1 8 7
  Multilateral 0 0 0 0 0
Exploration New 0 0 1 0 0
  Sidetrack 0 0 0 0 0
Total   109 94 108 103 87

Reservoir Properties:
Description
2004
2003
2002
2001
2000
Reference Datum - ft. below sea level
8900
8900
8900
8900
8900
Temperature - F
183
183
183
183
183
Porosity - %
10
10
10
10
10
Permeability - md
.1-2
.1-2
.1-2
.1-2
.1-2
Swi - %
20-40
20-40
20-40
20-40
20-40
Oil Viscosity @ Orig. Press. cp
.9
.9
.7
.7
.7
Oil Viscosity @ Sat. Press. cp
0
0
0
0
0
Orig. Press. - psi
4490
4490
4490
4490
4490
Bubble Point - psi
4300
4300
4300
4300
4300
Current Reservoir Press. - psi
1400-3700
2500-4200
1500-3600
1500-3600
1500-3600
Oil Gravity - API
27
27
27
27
27
Gas Specific Gravity (Air = 1.0)
.72
.72
.72
.72
.72
Gross Pay - ft.
0-2000
0-2000
0-2000
0-2000
0-2000
Net Pay - ft.
0-250
0-250
0-250
0-200
0-250
Orig. FVF - RB/STB
1.385
1.385
1.385
1.385
1.385
Bubble Point FVF - RB/STB
0
0
0
0
0
Orig. GOR - SCF/STB
830
830
830
830
830
GOR (current yr.) - SCF/STB
17073
20013
20796
18828
16336

References / Comments
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