| Reinhardt 6 #1542-435-38305 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,350 | Feb 5, 2007 | — | — |
| Rimel #442-435-38292 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 9,300 | Jan 31, 2007 | — | — |
| Richardson 6 #742-435-38303 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,430 | Jan 31, 2007 | — | — |
| Reed 116 #2842-435-38293 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,541 | Jan 30, 2007 | — | — |
| Reed 116 #2742-435-38295 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,688 | Jan 30, 2007 | — | — |
| Kelly 115 #2442-435-38296 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,625 | Jan 30, 2007 | — | — |
| Kelly 115 #2642-435-38297 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,460 | Jan 30, 2007 | — | — |
| Kelly 115 #2542-435-38298 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,623 | Jan 30, 2007 | — | — |
| Reed 116 #2642-435-38299 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,550 | Jan 30, 2007 | — | — |
| Reed 116 #2442-435-38300 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,543 | Jan 30, 2007 | — | — |
| Kelly 115 #2342-435-38291 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,624 | Jan 29, 2007 | — | — |
| Mayer #8A42-435-38301 | Zachry Oil and Gas Properties only | Sutton, TXMayer Ranch (Canyon) | ActiveGas | 7,372 | Jan 29, 2007 | — | — |
| Mayer #18A42-435-38302 | Zachry Oil and Gas Properties only | Sutton, TXMayer Ranch (Canyon) | ActiveGas | 7,330 | Jan 29, 2007 | — | — |
| Jones 118 #2742-435-38289 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,423 | Jan 26, 2007 | — | — |
| Jones 118 #2642-435-38290 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,421 | Jan 26, 2007 | — | — |
| Morriss Bros. D #442-435-38252 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,600 | Jan 19, 2007 | — | — |
| Canyon Ranch 207 #17S42-435-38274 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,821 | Jan 12, 2007 | — | — |
| Canyon Ranch #2153S42-435-38279 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,817 | Jan 12, 2007 | — | — |
| Richardson 135 #1142-435-38244 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,400 | Jan 11, 2007 | — | — |
| Sammie J. Espy #142-435-38282 | Great Texas Crude Inc. only | Sutton, TXJ. D. Slade (Miss) | PluggedGas | 7,000 | Jan 11, 2007 | — | — |
| Cusenbary 58 #1142-435-38283 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,950 | Jan 11, 2007 | — | — |
| Cauthorn 86 #842-435-38284 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,564 | Jan 11, 2007 | — | — |
| Morriss 83 #842-435-38285 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 6,750 | Jan 11, 2007 | — | — |
| Galbreath 91 #1342-435-38271 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,415 | Jan 10, 2007 | — | — |
| Morriss 83 #942-435-38281 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,402 | Jan 10, 2007 | — | — |
| Galbreath 65 #1542-435-38247 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,125 | Jan 8, 2007 | — | — |
| Thomson #842-435-38275 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,217 | Jan 8, 2007 | — | — |
| Thomson D #742-435-38276 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | Temporarily abandonedGas | 6,377 | Jan 8, 2007 | — | — |
| Wade 53 #542-435-38277 | Mextex Operating Companypermitted by · no operator of record | Sutton, TXSawyer (Canyon) | Not on schedule | 3,600 | Jan 8, 2007 | — | — |
| Thomson C #1342-435-38278 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,219 | Jan 8, 2007 | — | — |
| Epps H.C. 49 #242-435-38280 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Jan 8, 2007 | — | — |
| Galbreath 66 #1842-435-38253 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,134 | Jan 5, 2007 | — | — |
| Galbreath 91 #1442-435-38255 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,300 | Jan 5, 2007 | — | — |
| Simmons Ranch #11242-435-38256 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,300 | Jan 5, 2007 | — | — |
| Simmons Ranch #11342-435-38257 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,250 | Jan 5, 2007 | — | — |
| Cauthorn 86 #942-435-38272 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,550 | Jan 5, 2007 | — | — |
| Epps H.C. 49 #342-435-38273 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Jan 5, 2007 | — | — |
| Reed 100 #2742-435-38246 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,323 | Jan 4, 2007 | — | — |
| Reed 100 #3142-435-38248 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,295 | Jan 4, 2007 | — | — |
| Reed 100 #29D42-435-38249 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 6,700 | Jan 4, 2007 | — | — |
| Reed 100 #3042-435-38250 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,350 | Jan 4, 2007 | — | — |
| Reed 100 #2842-435-38251 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,325 | Jan 4, 2007 | — | — |
| Mittel Ben #1442-435-38266 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,375 | Jan 4, 2007 | — | — |
| Mittel Ben #1342-435-38267 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | Temporarily abandonedGas | 6,600 | Jan 4, 2007 | — | — |
| Galbreath 78 #1242-435-38268 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,200 | Jan 4, 2007 | — | — |
| Creek #970242-435-38269 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,377 | Jan 4, 2007 | — | — |
| Davis #1742-435-38254 | Enervest Operating L.L.C. only | Sutton, TXSonora (Canyon Upper) | PluggedGas | 6,450 | Jan 3, 2007 | — | — |
| Galbreath 67 #642-435-38258 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,150 | Jan 3, 2007 | — | — |
| Richardson 138 #1742-435-38245 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,353 | Dec 28, 2006 | — | — |
| Fields 21 #1042-435-38231 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,020 | Dec 27, 2006 | — | — |