| AOGCC Pool Statistics | Kuparuk River Unit, Tabasco Oil Pool |
| Permitted Wells in Field: | |||||
| Type Well | Status | 2004 | 2003 | 2002 | 2001 | 2000 |
| Development | New | 11 | 19 | 9 | 24 | 22 |
| Sidetrack | 7 | 3 | 5 | 5 | 10 | |
| Multilateral | 16 | 5 | 1 | 2 | 3 | |
| Service | New | 6 | 11 | 6 | 15 | 11 |
| Sidetrack | 1 | 3 | 0 | 1 | 6 | |
| Multilateral | 6 | 0 | 0 | 0 | 0 | |
| Exploration | New | 1 | 0 | 2 | 0 | 0 |
| Sidetrack | 0 | 0 | 0 | 1 | 0 | |
| Total | 48 | 41 | 23 | 48 | 52 |
| Reservoir Properties: | ||||||||
| Description | 2004 |
2003 |
2002 |
2001 |
2000 |
| Reference Datum - ft. below sea level | 3100 |
3100 |
3100 |
3100 |
3100 |
| Temperature - ° F | 71
|
71
|
71
|
71
|
71
|
| Porosity - % | 20
|
20
|
20
|
20
|
20
|
| Permeability - md | 1000-10000
|
1000-10000 | 1000-10000
|
1000-10000
|
1000-10000
|
| Swi - % | 30
|
30
|
30
|
30
|
30
|
| Oil Viscosity @ Orig. Press. cp | 251
|
251@1476 | 251@1476
|
251@1476
|
251@1476
|
| Oil Viscosity @ Sat. Press. cp | 0 |
0 |
0 |
0 |
0 |
| Orig. Press. - psi | 1500 |
1500 |
1500 |
1500 |
1500 |
| Bubble Point - psi | 1500 |
1500 |
1500 |
1500 |
1500 |
| Current Reservoir Press. - psi | 11000 |
1000 |
1000 |
1300 |
1300 |
| Oil Gravity - ° API | 16.5 |
16.5 |
16.5 |
16.5 |
16.5 |
| Gas Specific Gravity (Air = 1.0) | .58 |
.58 |
.58 |
.58 |
.58 |
| Gross Pay - ft. | 70-275 |
70-275 |
70-275 |
70-275 |
0 |
| Net Pay - ft. | 110 |
110 |
110 |
110 |
110 |
| Orig. FVF - RB/STB | 1.06 |
1.058 |
1.058 |
1.058 |
1.058 |
| Bubble Point FVF - RB/STB | 0 |
0 |
0 |
0 |
0 |
| Orig. GOR - SCF/STB | 167 |
167 |
167 |
167 |
167 |
| GOR (current yr.) - SCF/STB | 124 |
122 |
146 |
137 |
106 |