| Aldwell Winnie R. Trust #342-435-30979 | Enervest Operating L.L.C. | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Cauthorn Mildred -16- #142-435-30980 | TXP Incorporated | Sutton, TXJO Nell (Canyon D) | PluggedGas | — | — | — | — |
| Mayer 49 #242-435-30981 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,850 | — | — | — |
| Ward Rip G Gas Unit #142-435-30982 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,800 | — | — | — |
| Fields 17 #342-435-30983 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Wardlaw #1__42-435-30985 | — | Sutton, TX | Plugged | — | — | — | — |
| Mayer 4 #142-435-30986 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,550 | — | — | — |
| Mayer 1 #242-435-30988 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,620 | — | — | — |
| Johnson JO Nell 17 #1A42-435-30989 | Highmount Expl & Prod Texas LLC | Sutton, TXJO Nell (Canyon D) | PluggedGas | — | — | — | — |
| Fawcett Bobbie H. #642-435-30992 | Enervest Operating L.L.C. | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Fawcett Bobbie H. #742-435-30998 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Reed 100 #442-435-30999 | Dominion Oklahoma Texas E&P Inc | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Jones 118 #442-435-31000 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,359 | — | — | — |
| Sawyer 16 -a #4__42-435-31001 | — | Sutton, TX | Plugged | — | — | — | — |
| Halbert #342-435-31003 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | Temporarily abandonedGas | 7,203 | — | — | — |
| Mayer Edwin S. Jr. D #1042-435-31005 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,188 | — | — | — |
| Valliant L. R. #342-435-31006 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,790 | — | — | — |
| Shurley 123 #442-435-31008 | Enervest Operating L.L.C. | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Ray May M. Mrs. -B- #242-435-31011 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 9,200 | — | — | — |
| Aldwell 8-B #342-435-31012 | Lively Exploration Company | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Canyon Ranch #1073S42-435-31013 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | — | — | — |
| Canyon Ranch #0134S42-435-31014 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | — | — | — |
| Ward 127 #242-435-31015 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,890 | — | — | — |
| Ward 114 #242-435-31016 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Mayer Minnie H. -D- #342-435-31017 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,020 | — | — | — |
| Canyon Ranch #1074S42-435-31018 | Smith Pipe of Abilene | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Lancaster 3 #242-435-31019 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,820 | — | — | — |
| Kirby 1 #242-435-31020 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,882 | — | — | — |
| Keene-A #2__42-435-31021 | — | Sutton, TX | Plugged | — | — | — | — |
| Cauthorn Dan A. -B- #142-435-31022 | Anderson Energy Corporation | Sutton, TXCauthorn Ranch (Strawn) | Temporarily abandonedGas | 8,560 | — | — | — |
| Canyon Ranch #0834S42-435-31023 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | — | — | — |
| Aldwell Ranch #80642-435-31024 | Henry Petroleum LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,247 | — | — | — |
| Wallace George #2__42-435-31025 | — | Sutton, TX | Plugged | — | — | — | — |
| Hunt James #1 T42-435-31026 | XOG Operating LLC | Sutton, TXHunt Ranch (Strawn) | PluggedGas | — | — | — | — |
| Aldwell Ranch #80742-435-31028 | Henry Petroleum LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,800 | — | — | — |
| Derrick #242-435-31029 | Simpco | Sutton, TXRoberts (Canyon) | PluggedGas | — | — | — | — |
| Mayer 18 #242-435-31030 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,300 | — | — | — |
| Cauthorn Dan A. -C- #142-435-31031 | Anderson Energy Corporation | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 8,257 | — | — | — |
| Sawyer 128 #442-435-31032 | Smith Pipe of Abilene | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Fawcett 130 #242-435-31033 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,083 | — | — | — |
| Shurley 142 #442-435-31034 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,920 | — | — | — |
| Shurley 111 #342-435-31035 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,741 | — | — | — |
| Mayer 19 #242-435-31036 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Johnson JO Nell -31- #242-435-31037 | Upp Operating LLC | Sutton, TXJO Nell (Canyon D) | ActiveGas | 9,250 | — | — | — |
| Ward 127 #342-435-31038 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,865 | — | — | — |
| Kelly 124 #442-435-31039 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,822 | — | — | — |
| Sawyer 112 #442-435-31040 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,721 | — | — | — |
| Schwiening #105942-435-31041 | Friemel & Carpenter Inc. | Sutton, TXFort Terrett Ranch (Canyon 2800) | PluggedOil | — | — | — | — |
| Ward 114 #342-435-31042 | Dominion Oklahoma Texas E&P Inc | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 147 #242-435-31043 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 7,042 | — | — | — |