| AOGCC Pool Statistics | Prudhoe Bay Unit, Aurora Oil Pool |
| Permitted Completions in Pool: | |||||
| Type Well | Status | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 |
| Development | New | 1 | 0 | 0 | 1 | 1 | 1 |
| Sidetrack | 0 | 0 | 0 | 0 | 0 | 0 | |
| Multilateral | 0 | 0 | 0 | 0 | 0 | 0 | |
| Service | New | 1 | 0 | 0 | 1 | 1 | 1 |
| Sidetrack | 0 | 0 | 0 | 0 | 0 | 0 | |
| Multilateral | 0 | 0 | 0 | 0 | 0 | 0 | |
| Exploration | New | 0 | 0 | 0 | 0 | 0 | 0 |
| Sidetrack | 0 | 0 | 0 | 0 | 0 | 0 | |
| Total | 2 | 0 | 0 | 2 | 2 | 2 |
| Reservoir Properties: | ||||||||
| Description | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 |
| Reference Datum - ft. below sea level | 6700 |
6700 |
6700 |
6700 |
6700 |
6700 |
| Temperature - ° F | 150 |
150 |
150 |
150 |
150 |
150 |
| Porosity - % | 16-25 |
16-25 |
16-25 |
16-25 |
16-25 |
16-25 |
| Permeability - md | 10-200 |
10-200 |
10-200 |
10-200 |
10-200 |
10-200 |
| Swi - % | 14-60 |
14-60 |
14-60 |
14-60 |
14-60 |
14-60 |
| Oil Viscosity @ Orig. Press. cp | .72 |
.72 |
.72 |
.72 |
.72 |
.72 |
| Oil Viscosity @ Sat. Press. cp | 0 |
0 |
0 |
0 |
0 |
0 |
| Orig. Press. - psi | 3350-3433 |
3350-3433 |
3350-3433 |
3350-3433 |
3350-3433 |
3350-3433 |
| Bubble Point - psi | 3300-3433 |
3300-3433 |
3300-3433 |
3300-3433 |
3300-3433 |
3300-3433 |
| Current Reservoir Press. - psi | 2500-3250 |
2500-2900 |
2500-2900 |
2400-3200 |
2700-3400 |
2700-3400 |
| Oil Gravity - ° API | 25-30 |
25-30 |
25-30 |
25-30 |
25-30 |
25-30 |
| Gas Specific Gravity (Air = 1.0) | .72 |
.72 |
.72 |
.72 |
.72 |
.72 |
| Gross Pay - ft. | 95 |
95 |
95 |
95 |
95 |
95 |
| Net Pay - ft. | 60 |
60 |
60 |
60 |
60 |
60 |
| Orig. FVF - RB/STB | 1.35 |
1.35 |
1.35 |
1.35 |
1.35 |
1.35 |
| Bubble Point FVF - RB/STB | 0 |
0 |
0 |
0 |
0 |
0 |
| Orig. GOR - SCF/STB | 717 |
717 |
717 |
717 |
717 |
717 |
| GOR (current yr.) - SCF/STB | 2047 | 2521 | 2111 | 2983 | 3005 | 2509 |