| Canyon Ranch 207 #15S42-435-38525 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,410 | May 23, 2007 | — | — |
| Kelly 35 #1142-435-38507 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,080 | May 22, 2007 | — | — |
| Kelly 35 #1242-435-38509 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,996 | May 22, 2007 | — | — |
| Shurley RR 6 #1042-435-38511 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,271 | May 22, 2007 | — | — |
| Shurley RR 7 #442-435-38512 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,978 | May 22, 2007 | — | — |
| Hill-Mayer Edwin S. Jr. H #342-435-38528 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,160 | May 22, 2007 | — | — |
| Hill-Mayer Edwin S. Jr. I #642-435-38505 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,050 | May 21, 2007 | — | — |
| Kelly 35 #9__42-435-38506 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Plugged | 7,300 | May 21, 2007 | — | — |
| Kelly 35 #4A42-435-38508 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,236 | May 21, 2007 | — | — |
| Canyon Ranch #1136S42-435-38518 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 7,000 | May 21, 2007 | — | — |
| Canyon Ranch 207 #16S42-435-38524 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,705 | May 21, 2007 | — | — |
| Jones Ranch #155342-435-38502 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 7,510 | May 18, 2007 | — | — |
| Duke Wilson 173 #1342-435-38504 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 9,004 | May 16, 2007 | — | — |
| Wilson Duke 189 #1742-435-38482 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 9,002 | May 15, 2007 | — | — |
| Wilson Duke 189 #1842-435-38483 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,894 | May 15, 2007 | — | — |
| Wilson Duke 172 #1942-435-38484 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 9,000 | May 15, 2007 | — | — |
| Mayer Edwin S. Jr. K #1142-435-38500 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,036 | May 15, 2007 | — | — |
| Shurley RR 4A #442-435-38438 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,202 | May 14, 2007 | — | — |
| Mayer Ranch H #80342-435-38496 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,253 | May 14, 2007 | — | — |
| Mayer Ranch LLL #142242-435-38499 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,350 | May 14, 2007 | — | — |
| Mittel R. H. #142-435-38503 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 7,113 | May 14, 2007 | — | — |
| Shurley 165 #1642-435-38429 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,367 | May 11, 2007 | — | — |
| Shurley 165 #1442-435-38428 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,499 | May 10, 2007 | — | — |
| Shurley 165 #1542-435-38430 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,300 | May 10, 2007 | — | — |
| Shurley RR 1E #742-435-38434 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,109 | May 10, 2007 | — | — |
| Shurley RR 1E #842-435-38435 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,600 | May 10, 2007 | — | — |
| Shurley RR 1E #942-435-38436 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,109 | May 10, 2007 | — | — |
| Shurley 148 #1542-435-38443 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,102 | May 10, 2007 | — | — |
| Shurley 148 #1642-435-38444 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,100 | May 10, 2007 | — | — |
| Morriss Brothers Ranch I 101 #342-435-38493 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,500 | May 10, 2007 | — | — |
| Morriss Brothers Ranch I 101 #442-435-38494 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,500 | May 10, 2007 | — | — |
| Canyon Ranch 114 #15S42-435-38497 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,635 | May 10, 2007 | — | — |
| Canyon Ranch 114 #16S42-435-38495 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,727 | May 9, 2007 | — | — |
| Canyon Ranch 114 #17S42-435-38498 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,690 | May 9, 2007 | — | — |
| Shurley 148 #1342-435-38422 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,139 | May 8, 2007 | — | — |
| Shurley 148 #1442-435-38427 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,193 | May 8, 2007 | — | — |
| Canyon Ranch #2086S42-435-38492 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 6,900 | May 8, 2007 | — | — |
| Mayer Ranch N 13 #342-435-38459 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,125 | May 4, 2007 | — | — |
| Shurley 147 #2742-435-38466 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,183 | May 4, 2007 | — | — |
| Shurley 147 #2842-435-38467 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,246 | May 4, 2007 | — | — |
| Shurley 147 #2942-435-38468 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,268 | May 4, 2007 | — | — |
| Shurley 147 #3142-435-38469 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,146 | May 4, 2007 | — | — |
| Shurley 147 #3042-435-38470 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,160 | May 4, 2007 | — | — |
| Shurley 166 #2342-435-38471 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,450 | May 4, 2007 | — | — |
| Shurley 165 #1742-435-38472 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,750 | May 4, 2007 | — | — |
| Shurley 166 #2642-435-38473 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,225 | May 4, 2007 | — | — |
| Shurley 166 #2742-435-38474 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,244 | May 4, 2007 | — | — |
| Shurley 166 #2842-435-38475 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,100 | May 4, 2007 | — | — |
| Shurley 166 #2942-435-38476 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,275 | May 4, 2007 | — | — |
| Shurley 166 #2542-435-38477 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,275 | May 4, 2007 | — | — |