| Genini #370642-435-35345 | Robert C. Brower LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,500 | Jan 11, 2001 | — | — |
| Genini #380542-435-35346 | Robert C. Brower LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,646 | Jan 11, 2001 | — | — |
| Wilson Duke #173342-435-35304 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,612 | Jan 5, 2001 | — | — |
| Granger Bluff a #420342-435-35343 | — | Sutton, TX | Plugged | 9,300 | Jan 5, 2001 | — | — |
| Mayer 1028 #A30242-435-35341 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,253 | Jan 3, 2001 | — | — |
| Cusenbary 71 #642-435-35342 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,524 | Jan 3, 2001 | — | — |
| Mayfield 45 #1342-435-35727 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,447 | Jan 2, 2001 | — | — |
| Jones 121 #1742-435-35301 | KCS Medallion Resources, Inc. | Sutton, TXSawyer (Canyon) | Not on schedule | 6,750 | Dec 27, 2000 | — | — |
| Cusenbary 36 #742-435-35338 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,430 | Dec 27, 2000 | — | — |
| Mayer 18 #742-435-35339 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,500 | Dec 27, 2000 | — | — |
| Cusenbary 71 #542-435-35335 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,500 | Dec 20, 2000 | — | — |
| Cusenbary 36 #1042-435-35336 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,434 | Dec 20, 2000 | — | — |
| Cusenbary 36 #842-435-35337 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,550 | Dec 20, 2000 | — | — |
| Jones 119 #1642-435-35298 | Robert C. Brower LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,600 | Dec 19, 2000 | — | — |
| Ward 127 #1642-435-35333 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,050 | Dec 19, 2000 | — | — |
| Ward 114 #1742-435-35334 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,000 | Dec 19, 2000 | — | — |
| Shurley 98 #1342-435-35325 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,400 | Dec 18, 2000 | — | — |
| Shurley 95 #1142-435-35326 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,400 | Dec 18, 2000 | — | — |
| Shurley 96 #1442-435-35327 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,300 | Dec 18, 2000 | — | — |
| Wilson Duke #188742-435-35328 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,150 | Dec 18, 2000 | — | — |
| Wilson Duke #173442-435-35329 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,700 | Dec 18, 2000 | — | — |
| Cusenbary 71 #942-435-35330 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,503 | Dec 18, 2000 | — | — |
| Cusenbary 36 #342-435-35331 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,450 | Dec 18, 2000 | — | — |
| Shurley 110 #1242-435-35332 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,900 | Dec 18, 2000 | — | — |
| Cusenbary 71 #342-435-35319 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,619 | Dec 14, 2000 | — | — |
| Steen #54__42-435-35320 | — | Sutton, TXSonora (Canyon Upper) | Plugged | 5,720 | Dec 14, 2000 | — | — |
| Deberry a #6042-435-35321 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,677 | Dec 14, 2000 | — | — |
| Steen #5242-435-35322 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 5,685 | Dec 14, 2000 | — | — |
| Steen #5142-435-35323 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 5,883 | Dec 14, 2000 | — | — |
| Steen #5342-435-35324 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 5,595 | Dec 14, 2000 | — | — |
| Deberry-Halbert Unit #1342-435-35318 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,742 | Dec 12, 2000 | — | — |
| Deberry-Boyett Unit #842-435-35314 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,469 | Dec 7, 2000 | — | — |
| Deberry-Boyett Unit #942-435-35315 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,455 | Dec 7, 2000 | — | — |
| Deberry-Boyett Unit #1042-435-35316 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,478 | Dec 7, 2000 | — | — |
| Cusenbary 36 #542-435-35317 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,450 | Dec 7, 2000 | — | — |
| Miers a #152042-435-35299 | Robert C. Brower LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 5,745 | Dec 5, 2000 | — | — |
| Wallace D. 74 #142-435-35313 | Fraley Resources LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 4,837 | Dec 4, 2000 | — | — |
| Mayer #2442-435-35305 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,400 | Dec 1, 2000 | — | — |
| Mayer #2942-435-35306 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,650 | Dec 1, 2000 | — | — |
| Mayer #2342-435-35307 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,350 | Dec 1, 2000 | — | — |
| Meckel #4942-435-35308 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 5,879 | Dec 1, 2000 | — | — |
| Meckel #5042-435-35309 | Enervest Operating L.L.C. | Sutton, TXSonora (Canyon Upper) | PluggedGas | 6,900 | Dec 1, 2000 | — | — |
| Meckel #5142-435-35310 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,129 | Dec 1, 2000 | — | — |
| Meckel #5242-435-35311 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | Temporarily abandonedGas | 6,190 | Dec 1, 2000 | — | — |
| Meckel #5342-435-35312 | Enervest Operating L.L.C. | Sutton, TXSonora (Canyon Upper) | PluggedGas | 6,900 | Dec 1, 2000 | — | — |
| Genini #380442-435-35302 | Robert C. Brower LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,645 | Nov 21, 2000 | — | — |
| Sawyer 129 #1342-435-35303 | KCS Medallion Resources, Inc. | Sutton, TXSawyer (Canyon) | Not on schedule | 7,150 | Nov 21, 2000 | — | — |
| Wallace K. 93 #1__42-435-35300 | — | Sutton, TX | Plugged | 5,000 | Nov 16, 2000 | — | — |
| Shurley 94 #842-435-35296 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,350 | Nov 14, 2000 | — | — |
| Shurley 94 #942-435-35297 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,150 | Nov 14, 2000 | — | — |