| Morriss Bros. Ranch L 147 #342-435-38230 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,595 | Dec 21, 2006 | — | — |
| Morriss Bros. Ranch M 148 #242-435-38232 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,600 | Dec 21, 2006 | — | — |
| Morriss Bros. Ranch B 120 #242-435-38240 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,624 | Dec 21, 2006 | — | — |
| Morriss Bros. Ranch B 120 #342-435-38241 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,600 | Dec 21, 2006 | — | — |
| Reed 101 #1442-435-34721 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,450 | Dec 20, 2006 | — | — |
| Reed 101 #2742-435-38234 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,400 | Dec 20, 2006 | — | — |
| Reed 101 #2842-435-38235 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,479 | Dec 20, 2006 | — | — |
| Reed 101 #2942-435-38236 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,499 | Dec 20, 2006 | — | — |
| Reed 101 #3042-435-38237 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,321 | Dec 20, 2006 | — | — |
| Reed 101 #3142-435-38238 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,425 | Dec 20, 2006 | — | — |
| Wade 33 #542-435-38242 | Henry Petroleum LLC only | Sutton, TXSawyer (Canyon) | PluggedGas | 3,800 | Dec 20, 2006 | — | — |
| Wade 33 #6__42-435-38243 | Mextex Operating Companypermitted by · no operator of record | Sutton, TXSawyer (Canyon) | Plugged | 3,800 | Dec 20, 2006 | — | — |
| Valliant #1542-435-38239 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,700 | Dec 19, 2006 | — | — |
| Vanderstucken Joe M. B #242-435-38233 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,800 | Dec 18, 2006 | — | — |
| Brockman 54A #842-435-38228 | Henry Petroleum LLC only | Sutton, TXSawyer (Canyon) | PluggedGas | 3,800 | Dec 12, 2006 | — | — |
| Bloodworth 7 #142-435-38229 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 9,075 | Dec 12, 2006 | — | — |
| Thorp 30 #142-435-38224 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 9,705 | Dec 5, 2006 | — | — |
| Mayer 19 #1042-435-38225 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,600 | Dec 5, 2006 | — | — |
| Duke Wilson 21 #1242-435-38220 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 9,200 | Dec 4, 2006 | — | — |
| Wilson Duke #1542-435-38221 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,900 | Dec 4, 2006 | — | — |
| Wilson Duke 21 #1742-435-38222 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,800 | Dec 1, 2006 | — | — |
| Brown/Whitehead 2 #5342-435-38223 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,850 | Dec 1, 2006 | — | — |
| Wade 53 #442-435-38219 | Henry Petroleum LLC only | Sutton, TXSawyer (Canyon) | PluggedGas | 3,800 | Nov 30, 2006 | — | — |
| Morriss 83 #6X42-435-38218 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,570 | Nov 29, 2006 | — | — |
| Bowden #342-435-38217 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,886 | Nov 27, 2006 | — | — |
| Canyon Ranch #1066X42-435-38213 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,900 | Nov 21, 2006 | — | — |
| Hill-Mayer Edwin S. Jr. AA #442-435-38216 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,062 | Nov 21, 2006 | — | — |
| Shurley 98 #2142-435-38210 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,700 | Nov 20, 2006 | — | — |
| Wade 35 #742-435-38211 | Henry Petroleum LLC only | Sutton, TXSawyer (Canyon) | PluggedGas | 4,000 | Nov 20, 2006 | — | — |
| Shurley 95 #1942-435-38212 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 6,650 | Nov 20, 2006 | — | — |
| Mayer Ranch 35 #242-435-38214 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,470 | Nov 20, 2006 | — | — |
| Glasscock H. E. et al #290942-435-38215 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,675 | Nov 20, 2006 | — | — |
| Mittel #127142-435-38209 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,409 | Nov 15, 2006 | — | — |
| Shurley 94 #1942-435-38207 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,294 | Nov 14, 2006 | — | — |
| Jones Ranch 156 #442-435-38208 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,720 | Nov 14, 2006 | — | — |
| Shurley 99 #2142-435-38205 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,525 | Nov 13, 2006 | — | — |
| Brockman George #640742-435-38206 | Henry Petroleum LLC only | Sutton, TXSawyer (Canyon) | PluggedGas | 4,200 | Nov 10, 2006 | — | — |
| Nobles Ranch a #242-435-38178 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,400 | Nov 9, 2006 | — | — |
| Mayer 47 #1142-435-36676 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,400 | Nov 6, 2006 | — | — |
| Fields 14 #1442-435-38135 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 5,781 | Nov 3, 2006 | — | — |
| Morriss 83 #7D42-435-38204 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveInjection | 8,696 | Nov 1, 2006 | — | — |
| Sawyer-Jones #190642-435-37260 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,943 | Oct 31, 2006 | — | — |
| Liston, Sonny #142-435-38201 | XOG Operating LLCpermitted by · no operator of record | Sutton, TX | Not on schedule | 5,000 | Oct 30, 2006 | — | — |
| Patterson Floyd #242-435-38202 | Fraley Resources LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 4,699 | Oct 30, 2006 | — | — |
| Fields 55 #5SD42-435-36236 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveInjection | 7,600 | Oct 27, 2006 | — | — |
| Canyon Ranch #504S42-435-38197 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 4,325 | Oct 27, 2006 | — | — |
| Canyon Ranch #408S42-435-38198 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 4,300 | Oct 27, 2006 | — | — |
| Canyon Ranch #204S42-435-38199 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 5,319 | Oct 27, 2006 | — | — |
| Canyon Ranch #107S42-435-38200 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 5,324 | Oct 27, 2006 | — | — |
| Mayer Edwin S. Jr. #40442-435-38163 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,122 | Oct 26, 2006 | — | — |