| Canyon Ranch #1063X42-435-38067 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,919 | Jul 11, 2006 | — | — |
| Morris Brothers Ranch C-77 #242-435-38055 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,300 | Jul 10, 2006 | — | — |
| Johansen a-80 #242-435-38056 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,201 | Jul 10, 2006 | — | — |
| Brown Jack W. A. #242-435-38057 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,201 | Jul 10, 2006 | — | — |
| Mittel Ben #1142-435-38058 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,336 | Jul 10, 2006 | — | — |
| Mittel Ben #1242-435-38059 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,428 | Jul 10, 2006 | — | — |
| Brown Ranch B-146 #242-435-38060 | Upp Operating LLC only | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,300 | Jul 10, 2006 | — | — |
| Canyon Ranch 105 #11S42-435-38061 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,600 | Jul 10, 2006 | — | — |
| Canyon Ranch #1394S42-435-38063 | Smith Pipe of Abilene only | Sutton, TXSawyer (Canyon) | PluggedGas | 4,950 | Jul 10, 2006 | — | — |
| Sawyer 128 #1242-435-38045 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,083 | Jul 6, 2006 | — | — |
| Sawyer 128 #1742-435-38046 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,902 | Jul 6, 2006 | — | — |
| Sawyer 168 #1042-435-38044 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,128 | Jul 5, 2006 | — | — |
| Canyon Ranch #410S42-435-38035 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 4,417 | Jun 30, 2006 | — | — |
| Canyon Ranch #9214S42-435-38036 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,905 | Jun 30, 2006 | — | — |
| Canyon Ranch #2078S42-435-38037 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,809 | Jun 30, 2006 | — | — |
| Canyon Ranch #913S42-435-38038 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,019 | Jun 30, 2006 | — | — |
| Canyon Ranch #9215S42-435-38040 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,817 | Jun 30, 2006 | — | — |
| Mayer 47 #1342-435-38033 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,340 | Jun 29, 2006 | — | — |
| Mayer 47 #1242-435-38034 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 8,320 | Jun 29, 2006 | — | — |
| Glasscock Lillian Bell #311542-435-38025 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,525 | Jun 28, 2006 | — | — |
| Whitehead 10 #542-435-38029 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,700 | Jun 28, 2006 | — | — |
| Canyon Ranch 105 #12S42-435-38030 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,815 | Jun 28, 2006 | — | — |
| Canyon Ranch 105 #14S42-435-38031 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,900 | Jun 28, 2006 | — | — |
| Canyon Ranch 105 #13S42-435-38032 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,914 | Jun 28, 2006 | — | — |
| Canyon Ranch #108S42-435-38020 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 5,284 | Jun 27, 2006 | — | — |
| Canyon Ranch #105S42-435-38021 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Jun 27, 2006 | — | — |
| Canyon Ranch #106S42-435-38022 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,614 | Jun 27, 2006 | — | — |
| Simmons 72 #742-435-38023 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,610 | Jun 27, 2006 | — | — |
| Phillips 35 #342-435-38024 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,850 | Jun 27, 2006 | — | — |
| Glasscock Lillian Bell #310942-435-38026 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 8,580 | Jun 27, 2006 | — | — |
| Simmons 3 #342-435-38027 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 7,719 | Jun 27, 2006 | — | — |
| Whitehead 8 #642-435-38028 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,651 | Jun 27, 2006 | — | — |
| Jones Ranch 156 #242-435-38017 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,620 | Jun 14, 2006 | — | — |
| Jones Ranch 156 #342-435-38018 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,718 | Jun 14, 2006 | — | — |
| Mayer Edwin S. Jr. G #10242-435-38019 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 8,000 | Jun 14, 2006 | — | — |
| Simmons Ranch #10142-435-38013 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,400 | Jun 12, 2006 | — | — |
| Mayer Ranch S #170242-435-38016 | Upp Operating LLC only | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,125 | Jun 9, 2006 | — | — |
| Wilson Duke #3402__42-435-38014 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Plugged | 7,075 | Jun 2, 2006 | — | — |
| Wilson Duke #341442-435-38015 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 6,868 | Jun 2, 2006 | — | — |
| Sawyer-Jones #190742-435-38010 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 8,550 | Jun 1, 2006 | — | — |
| Meckel #8542-435-38011 | Upp Operating LLC only | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,022 | Jun 1, 2006 | — | — |
| Simmons Ranch #10242-435-38012 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 8,016 | Jun 1, 2006 | — | — |
| Genini #311642-435-38000 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | ActiveGas | 7,626 | May 31, 2006 | — | — |
| Genini #3115D42-435-38001 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 7,275 | May 31, 2006 | — | — |
| Keene Stella Etal 77 #9__42-435-38003 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Plugged | 6,150 | May 31, 2006 | — | — |
| Keene Stella Etal 77 #11__42-435-38005 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Plugged | 6,350 | May 31, 2006 | — | — |
| Canyon Ranch #2082S42-435-38006 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,900 | May 31, 2006 | — | — |
| Sawyer 144 #1642-435-38007 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,334 | May 31, 2006 | — | — |
| Sawyer 144 #1542-435-38008 | Upp Operating LLC only | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,328 | May 31, 2006 | — | — |
| Sawyer-Jones #190842-435-38009 | Dominion Oklahoma Texas E&P, Incpermitted by · no operator of record | Sutton, TX | Not on schedule | 8,550 | May 31, 2006 | — | — |