Summary of Estimated Net Reserves for all Projects

Summary of Estimated Net Reserves
for all Projects


Project Proved* Probable* Possible* TOTAL*
PDP PDNP PUD    
(BCF) (BCF) (BCF) (BCF) (BCF)

Shiloh 7.17 3.40 2.74 1.71 12.20 27.22
Devon 2.25 1.80 5.05 4.61 35.11 48.81
Mound Valley 1.97 4.16 4.07 2.86 28.49 41.56
Swordfish         4.87 4.87
Santa Rita         25.01 25.01
Revloc         28.15 28.15

Total 11.39 9.36 11.86
9.18

133.83

175.62
32.61

* Net Reserve values as reported by Norwest Questa Enginerring Corporation - (July 31, 2007)