| Friend -4- #142-137-30319 | Highmount Expl & Prod Texas LLC | Edwards, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Ragsdale 12 #342-137-30346 | Highmount Expl & Prod Texas LLC | Edwards, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Hopkins C.D. #142-137-30361 | Highmount Expl & Prod Texas LLC | Edwards, TXHopkins (Ellen) | PluggedGas | — | — | — | — |
| Speck #242-413-10059 | Highmount Expl & Prod Texas LLC | Schleicher, TXHenry-Speck (Canyon) | PluggedGas | — | — | — | — |
| Clark 58 #142-413-30428 | Highmount Expl & Prod Texas LLC | Schleicher, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Espy 41 #142-435-30019 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Kelly 115 #142-435-30042 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Vanderstucken 72 #142-435-30050 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley #242-435-30057 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Mayfield 41 #142-435-30058 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 98 #142-435-30059 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 96 #142-435-30060 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Kelly 102 #142-435-30061 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Kelly 124 #142-435-30063 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Vanderstucken 50 #142-435-30066 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 110 #142-435-30073 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Vanderstucken 52 #142-435-30078 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Sawyer 112 #142-435-30083 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Fields 19 #142-435-30088 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Espy 40 #142-435-30129 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Galbreath 65 #142-435-30138 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley #442-435-30140 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Sawyer 144 #142-435-30159 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Hicks 23 #142-435-30168 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Pfluger 85 #142-435-30181 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Morriss 62 #142-435-30184 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Cauthorn -27- #242-435-30185 | Highmount Expl & Prod Texas LLC | Sutton, TXHolman Ranch N (Penn) | PluggedGas | — | — | — | — |
| Pfluger 84 #142-435-30223 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Pfluger 103 #1 A42-435-30233 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Reed 100 #242-435-30290 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Reed 101 #242-435-30291 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Meckel #742-435-30316 | Highmount Expl & Prod Texas LLC | Sutton, TXSonora (Canyon Upper) | PluggedGas | — | — | — | — |
| Vanderstucken 50 #242-435-30325 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Galbreath 65 #242-435-30326 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Meckel #842-435-30329 | Highmount Expl & Prod Texas LLC | Sutton, TXSonora (Canyon Upper) | PluggedGas | — | — | — | — |
| Canyon Ranch #0821S42-435-30334 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Kelly 102 #242-435-30339 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Canyon Ranch #0822S42-435-30375 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 96 #242-435-30400 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| McMillan Leo H. 108 #142-435-30403 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Deberry #342-435-30405 | Highmount Expl & Prod Texas LLC | Sutton, TXSonora (Canyon Upper) | PluggedGas | — | — | — | — |
| Cusenbary #542-435-30415 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Deberry-Meckel Unit #242-435-30444 | Highmount Expl & Prod Texas LLC | Sutton, TXSonora (Canyon Upper) | PluggedGas | — | — | — | — |
| Mayer Edwin S. Jr. C #342-435-30453 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Mayer Edwin S. Jr. #342-435-30456 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Mayer 47 #142-435-30463 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Canyon Ranch #0922S42-435-30469 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Shurley 123 #242-435-30485 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Canyon Ranch #1062S42-435-30504 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |
| Canyon Ranch #1071S42-435-30508 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | — | — | — | — |