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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, Borealis Oil Pool
AOGCC Pool Statistics
Prudhoe Bay Unit, Borealis 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
6600
6600
6600
6600
0
Temperature - F
158
158
158
158
0
Porosity - %
15-25
15-25
15-25
15-25
0
Permeability - md
1-300
1-300
1-300
1-300
0
Swi - %
40
40
40
40
0
Oil Viscosity @ Orig. Press. cp
1.7-2.9
1.7-2.9
1.7-2.9
1.7-2.9
0
Oil Viscosity @ Sat. Press. cp
0
0
0
0
0
Orig. Press. - psi
3439
3439
3433
3439
0
Bubble Point - psi
2505-2761
2505-2761
2761
2761
0
Current Reservoir Press. - psi
2100-3500
2000-3400
3400
3400
0
Oil Gravity - API
23-27.5
24-27.5
24-27.5
24-27.5
0
Gas Specific Gravity (Air = 1.0)
.72
.72
.72
.72
0
Gross Pay - ft.
90
90
90
90
0
Net Pay - ft.
60
60
60
60
0
Orig. FVF - RB/STB
1.22
1.22
1.22
1.22
0
Bubble Point FVF - RB/STB
0
0
0
0
0
Orig. GOR - SCF/STB
375-475
375-475
375-475
375-475
0
GOR (current yr.) - SCF/STB
754
803
1147
695
0

References / Summary

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