| VPR a #08530-007-20345 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,350 | Feb 7, 2002 | 0 | 2,003 |
| VPR a #07230-007-20330 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,665 | Feb 1, 2002 | 0 | 14,185 |
| VPR a #07330-007-20331 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,665 | Feb 1, 2002 | 0 | 5,639 |
| VPR a #07430-007-20332 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,680 | Feb 1, 2002 | 0 | 7,813 |
| VPR a #07530-007-20333 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,500 | Feb 1, 2002 | 0 | 6,374 |
| VPR a #07830-007-20334 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,685 | Feb 1, 2002 | 0 | 50,397 |
| VPR a #07930-007-20335 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,635 | Feb 1, 2002 | 0 | 14,023 |
| VPR a #08030-007-20336 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,635 | Feb 1, 2002 | 0 | 29,389 |
| VPR a #08130-007-20337 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,680 | Feb 1, 2002 | 0 | 21,653 |
| VPR a #06230-007-20321 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,735 | Jan 29, 2002 | 0 | 8,039 |
| VPR a #06330-007-20322 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,785 | Jan 29, 2002 | 0 | 4,766 |
| VPR a #06430-007-20323 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,875 | Jan 29, 2002 | 0 | 23,136 |
| VPR a #06830-007-20324 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,685 | Jan 29, 2002 | 0 | 12,818 |
| VPR a #06930-007-20325 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,660 | Jan 29, 2002 | 0 | 16,278 |
| VPR a #07030-007-20326 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,635 | Jan 29, 2002 | 0 | 12,199 |
| VPR a #07130-007-20327 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,579 | Jan 29, 2002 | 0 | 22,883 |
| VPR a #07630-007-20328 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,785 | Jan 29, 2002 | 0 | 10,156 |
| VPR a #07730-007-20329 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,717 | Jan 29, 2002 | 0 | 8,142 |
| VPR E #03430-007-20302 | High River Resources Operating, LLC only | ColfaxStubblefield Canyon Niobrara Gas | ActiveGas | 6,085 | Jan 17, 2002 | 0 | 32,962 |
| VPR E #00130-007-20303 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,655 | Jan 17, 2002 | 0 | 6,739 |
| VPR E #00630-007-20304 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,655 | Jan 17, 2002 | 0 | 7,574 |
| VPR E #00730-007-20305 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,770 | Jan 17, 2002 | 0 | 15,557 |
| VPR E #01230-007-20306 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,785 | Jan 17, 2002 | 0 | 7,023 |
| VPR E #01330-007-20307 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,905 | Jan 17, 2002 | 0 | 30,837 |
| VPR E #01830-007-20308 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,725 | Jan 17, 2002 | 0 | 6,103 |
| VPR E #01930-007-20309 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,725 | Jan 17, 2002 | 0 | 22,825 |
| VPR E #02430-007-20310 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,695 | Jan 17, 2002 | 0 | 29,894 |
| VPR E #02530-007-20311 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,665 | Jan 17, 2002 | 0 | 34,460 |
| VPR E #02630-007-20312 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,650 | Jan 17, 2002 | 0 | 24,852 |
| VPR E #02830-007-20313 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,115 | Jan 17, 2002 | 0 | 5,436 |
| VPR E #02930-007-20314 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,045 | Jan 17, 2002 | 0 | 24,710 |
| VPR E #03030-007-20315 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,000 | Jan 17, 2002 | 0 | 15,303 |
| VPR E #03130-007-20316 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,020 | Jan 17, 2002 | 0 | 20,361 |
| VPR E #03230-007-20317 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,065 | Jan 17, 2002 | 0 | 7,010 |
| VPR E #03330-007-20318 | High River Resources Operating, LLC only | ColfaxStubblefield Cnyn Raton-Vermejo Gas | ActiveGas | 2,625 | Jan 17, 2002 | 0 | 9,393 |
| VPR D #08930-007-20319 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,225 | Jan 17, 2002 | 0 | 1,900 |
| VPR D #09030-007-20320 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,415 | Jan 17, 2002 | 0 | 113 |
| VPR D #03730-007-20289 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,795 | Sep 25, 2001 | 0 | 17,147 |
| VPR D #04630-007-20290 | EP Energy E&P Company, LP only | ColfaxCastle Rock Park-Vermejo Gas | PluggedGas | 1,490 | Sep 25, 2001 | 0 | 0 |
| VPR D #05430-007-20291 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,565 | Sep 25, 2001 | 0 | 3,315 |
| VPR D #06330-007-20292 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,450 | Sep 25, 2001 | 0 | 6,165 |
| VPR D #07130-007-20293 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,770 | Sep 25, 2001 | 0 | 26,461 |
| VPR D #08130-007-20294 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,350 | Sep 25, 2001 | 0 | 4,439 |
| VPR D #08230-007-20295 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,275 | Sep 25, 2001 | 0 | 7,877 |
| VPR D #08330-007-20296 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,360 | Sep 25, 2001 | 0 | 11,569 |
| VPR D #08430-007-20297 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,580 | Sep 25, 2001 | 0 | 3,368 |
| VPR D #08530-007-20298 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,620 | Sep 25, 2001 | 0 | 8,142 |
| VPR D #08630-007-20299 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,525 | Sep 25, 2001 | 0 | 9,202 |
| VPR D #08730-007-20300 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,950 | Sep 25, 2001 | 0 | 19,064 |
| VPR D #08830-007-20301 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,570 | Sep 25, 2001 | 0 | 12,248 |