| AOGCC Pool Statistics | Prudhoe Bay Unit, West Beach Oil Pool |
| 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 | 01 | 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 | 8800 |
8800 |
8800 |
8800 |
8800 |
| Temperature - ° F | 175
|
175
|
175
|
175
|
175
|
| Porosity - % | 19
|
19
|
19
|
19
|
19
|
| Permeability - md | 107
|
107 | 107
|
107
|
107
|
| Swi - % | 35-41
|
35-41
|
35-41
|
35-41
|
35-41
|
| Oil Viscosity @ Orig. Press. cp | 1.04
|
1.04 | 1.04
|
1.04
|
1.04
|
| Oil Viscosity @ Sat. Press. cp | 0 |
0 |
0 |
0 |
0 |
| Orig. Press. - psi | 4257 |
4257 |
4257 |
4257 |
4257 |
| Bubble Point - psi | 4160 |
4160 |
4160 |
4160 |
4160 |
| Current Reservoir Press. - psi | 3200-3700 |
3200-3700 |
2850 |
2850 |
3050 |
| Oil Gravity - ° API | 25.7 |
25.7 |
25.7 |
25.7 |
25.7 |
| Gas Specific Gravity (Air = 1.0) | 0 |
0 |
0 |
0 |
0 |
| Gross Pay - ft. | 106 |
106 |
106 |
106 |
106 |
| Net Pay - ft. | 71 |
71 |
71 |
71 |
71 |
| Orig. FVF - RB/STB | 1356 |
1356 |
1356 |
1356 |
1356 |
| Bubble Point FVF - RB/STB | 0 |
0 |
0 |
0 |
0 |
| Orig. GOR - SCF/STB | 752 |
752 |
752 |
752 |
752 |
| GOR (current yr.) - SCF/STB | 12658 |
20622 |
13305 |
13174 |
14054 |
| References / Summary |
