| VPR D #03630-007-20216 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,495 | Nov 7, 2000 | 0 | 11,036 |
| VPR D #03830-007-20217 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,345 | Nov 7, 2000 | 0 | 14,054 |
| VPR D #03930-007-20218 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,460 | Nov 7, 2000 | 0 | 26,947 |
| VPR D #04030-007-20219 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,462 | Nov 7, 2000 | 0 | 6,423 |
| VPR D #04130-007-20220 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,400 | Nov 7, 2000 | 0 | 139 |
| VPR D #04230-007-20221 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,130 | Nov 7, 2000 | 0 | 3,593 |
| VPR D #04330-007-20222 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,130 | Nov 7, 2000 | 0 | 21,459 |
| VPR D #04830-007-20224 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,010 | Nov 7, 2000 | 0 | 9,691 |
| VPR D #04930-007-20225 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,592 | Nov 7, 2000 | 0 | 3,305 |
| VPR D #05230-007-20226 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,654 | Nov 7, 2000 | 0 | 3,187 |
| VPR D #05330-007-20227 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,650 | Nov 7, 2000 | 0 | 27,695 |
| VPR D #05630-007-20228 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,710 | Nov 7, 2000 | 0 | 11,301 |
| VPR D #06130-007-20229 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,223 | Nov 7, 2000 | 0 | 11,353 |
| VPR D #06230-007-20230 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,692 | Nov 7, 2000 | 0 | 9,334 |
| VPR D #06430-007-20231 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,085 | Nov 7, 2000 | 0 | 19,287 |
| VPR D #06530-007-20232 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,192 | Nov 7, 2000 | 0 | 35,995 |
| VPR D #06630-007-20233 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,011 | Nov 7, 2000 | 0 | 17,281 |
| VPR D #00630-007-20193 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,190 | Mar 2, 2000 | 0 | 22,427 |
| VPR B #00130-007-20181 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,775 | Feb 15, 2000 | 0 | 2,127 |
| VPR B #00230-007-20182 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,560 | Feb 15, 2000 | 0 | 19,724 |
| VPR B #00330-007-20183 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,540 | Feb 15, 2000 | 0 | 3,227 |
| VPR B #00430-007-20184 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,420 | Feb 15, 2000 | 0 | 12,917 |
| VPR B #00530-007-20185 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,750 | Feb 15, 2000 | 0 | 10,445 |
| VPR B #00630-007-20186 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,582 | Feb 15, 2000 | 0 | 4,011 |
| VPR B #00730-007-20187 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,570 | Feb 15, 2000 | 0 | 90 |
| VPR B #00830-007-20188 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,450 | Feb 15, 2000 | 0 | 7,867 |
| VPR B #01230-007-20189 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,600 | Feb 15, 2000 | 0 | 471 |
| VPR B #01530-007-20190 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,595 | Feb 15, 2000 | 0 | 2,608 |
| VPR B #01630-007-20191 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,570 | Feb 15, 2000 | 0 | 1,171 |
| VPR D #00530-007-20192 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 3,590 | Feb 15, 2000 | 0 | 8,156 |
| VPR D #00130-007-20171 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,080 | Feb 10, 2000 | 0 | 2,521 |
| VPR D #00230-007-20172 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,090 | Feb 10, 2000 | 0 | 26,710 |
| VPR D #00330-007-20173 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,030 | Feb 10, 2000 | 0 | 30,902 |
| VPR D #00430-007-20174 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,060 | Feb 10, 2000 | 0 | 30,307 |
| VPR D #00730-007-20175 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 3,187 | Feb 10, 2000 | 0 | 10,360 |
| VPR D #00830-007-20176 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,880 | Feb 10, 2000 | 0 | 6,839 |
| VPR D #00930-007-20177 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,990 | Feb 10, 2000 | 0 | 17,230 |
| VPR D #01030-007-20178 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 3,015 | Feb 10, 2000 | 0 | 15,295 |
| VPR D #01330-007-20179 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,830 | Feb 10, 2000 | 0 | 14,616 |
| VPR D #01430-007-20180 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,060 | Feb 10, 2000 | 0 | 26,305 |
| VPR D #01130-007-20144 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 3,074 | Jan 21, 2000 | 0 | 4,760 |
| VPR D #01230-007-20145 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,920 | Jan 21, 2000 | 0 | 14,634 |
| VPR D #01530-007-20146 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,060 | Jan 21, 2000 | 0 | 36,902 |
| VPR D #01630-007-20147 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,940 | Jan 21, 2000 | 0 | 29,693 |
| VPR D #01730-007-20148 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 1,936 | Jan 21, 2000 | 0 | 3,706 |
| VPR D #01930-007-20149 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,000 | Jan 21, 2000 | 0 | 27,042 |
| VPR D #02230-007-20150 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,010 | Jan 21, 2000 | 0 | 11,272 |
| VPR D #02330-007-20151 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,030 | Jan 21, 2000 | 0 | 21,229 |
| VPR B #00930-007-20153 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,300 | Jan 21, 2000 | 0 | 6,454 |
| VPR B #01730-007-20154 | High River Resources Operating, LLC only | ColfaxCastle Rock Park-Vermejo Gas | ActiveGas | 2,445 | Jan 21, 2000 | 0 | 13,744 |