| Martin #442-435-33382 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,000 | Sep 21, 1987 | — | — |
| Canyon Ranch #1063S42-435-33372 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,411 | Aug 31, 1987 | — | — |
| Canyon Ranch #0125S42-435-33373 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,500 | Aug 31, 1987 | — | — |
| Canyon Ranch #0041S42-435-33374 | Smith Pipe of Abilene | Sutton, TXSawyer (Canyon) | PluggedGas | 6,100 | Aug 31, 1987 | — | — |
| Canyon Ranch #1064S42-435-33375 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,510 | Aug 31, 1987 | — | — |
| Canyon Ranch #0124S42-435-33371 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,512 | Aug 25, 1987 | — | — |
| Canyon Ranch #1391S42-435-33370 | Highmount Expl & Prod Texas LLC | Sutton, TXSawyer (Canyon) | PluggedGas | 6,100 | Aug 21, 1987 | — | — |
| Hill-Mayer Minnie D #142-435-33369 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,006 | Aug 19, 1987 | — | — |
| Allison 72 #542-435-33366 | Blackstone Energy Services LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Aug 14, 1987 | — | — |
| Allison 72 #442-435-33367 | Reliance Energy Inc. | Sutton, TXSawyer (Canyon) | PluggedGas | 6,000 | Aug 14, 1987 | — | — |
| Morris Brothers Ranch L #14742-435-33368 | Upp Operating LLC | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,429 | Aug 12, 1987 | — | — |
| Mayer Ranch #1542-435-33364 | Zachry Oil and Gas Properties | Sutton, TXMayer Ranch (Canyon) | ActiveGas | 8,310 | Aug 11, 1987 | — | — |
| Shurley 95 #542-435-33362 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,399 | Aug 7, 1987 | — | — |
| Reed 116 #842-435-33363 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,660 | Aug 7, 1987 | — | — |
| Shurley 147 #642-435-33359 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,150 | Aug 6, 1987 | — | — |
| Shurley 123 #842-435-33360 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,650 | Aug 6, 1987 | — | — |
| Jones 120 #842-435-33361 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,430 | Aug 6, 1987 | — | — |
| Aldwell B #14342-435-33358 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 9,029 | Jul 30, 1987 | — | — |
| McMillan W. B. #442-435-33357 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,750 | Jul 28, 1987 | — | — |
| Vanderstucken #542-435-30228 | O Ryan Oil and Gas | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 3,266 | Jul 27, 1987 | — | — |
| Mayer Ranch #1342-435-33355 | Zachry Oil and Gas Properties | Sutton, TXMayer Ranch (Canyon) | ActiveGas | 8,228 | Jul 24, 1987 | — | — |
| Brown Ranch B #14642-435-33356 | Upp Operating LLC | Sutton, TXWhitehead (Strawn) | PluggedGas | 9,400 | Jul 24, 1987 | — | — |
| Vanderstucken 2 #342-435-33348 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 4,000 | Jul 21, 1987 | — | — |
| Vanderstucken 35 #342-435-33349 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 4,403 | Jul 21, 1987 | — | — |
| Vanderstucken 1 #542-435-33350 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 4,000 | Jul 21, 1987 | — | — |
| Espy #342-435-33351 | Grover-McKinney Oil Company | Sutton, TXWildcat | PluggedOil | 5,800 | Jul 21, 1987 | — | — |
| Cusenbary W. R. #340442-435-33352 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,750 | Jul 21, 1987 | — | — |
| Espy a #342-435-33353 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,750 | Jul 21, 1987 | — | — |
| Vanderstucken 65 #542-435-33347 | Enervest Operating L.L.C. | Sutton, TXSawyer (Canyon) | PluggedGas | 5,100 | Jul 17, 1987 | — | — |
| Pfluger 110 #642-435-33346 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | Jul 10, 1987 | — | — |
| Vanderstucken 72 #842-435-33343 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,100 | Jul 8, 1987 | — | — |
| Fields 16 #742-435-33345 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,100 | Jul 8, 1987 | — | — |
| Fields 17 #642-435-33344 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,137 | Jul 7, 1987 | — | — |
| Espy 32 #542-435-33340 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,950 | Jul 3, 1987 | — | — |
| Pfluger 110 #542-435-33342 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | Jul 2, 1987 | — | — |
| Galbreath 66 #742-435-33341 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 6,150 | Jul 1, 1987 | — | — |
| Ward Rip #109342-435-33337 | Ozark Exploration Inc. | Sutton, TXSawyer (Canyon) | PluggedGas | 6,530 | Jun 26, 1987 | — | — |
| Miers W. A. 54 #1042-435-33338 | Henry Petroleum LLC | Sutton, TXMiers (Stray) | ActiveGas | 4,271 | Jun 25, 1987 | — | — |
| Miers W. A. #942-435-33339 | Henry Petroleum LLC | Sutton, TXMiers (Stray) | ActiveGas | 4,506 | Jun 25, 1987 | — | — |
| David 109 #842-435-33335 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,600 | Jun 24, 1987 | — | — |
| David 109 #742-435-33336 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,600 | Jun 24, 1987 | — | — |
| Kelly 125 #742-435-33332 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,800 | Jun 17, 1987 | — | — |
| Pfluger 105 #842-435-33333 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,504 | Jun 17, 1987 | — | — |
| Pfluger 84 #642-435-33334 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | Temporarily abandonedGas | 5,501 | Jun 17, 1987 | — | — |
| Mayer Ranch LLL #14242-435-33330 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,400 | Jun 11, 1987 | — | — |
| Mayer Ranch DDD #8542-435-33292 | Smith Pipe of Abilene | Sutton, TXMayer Ranch (Canyon) | PluggedGas | 8,300 | May 19, 1987 | — | — |
| Nobles Ranch D #12142-435-33327 | Upp Operating LLC | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,200 | Apr 15, 1987 | — | — |
| Brown Ranch a #13942-435-33328 | Upp Operating LLC | Sutton, TXWhitehead (Strawn) | ActiveGas | 9,400 | Apr 15, 1987 | — | — |
| Aldwell C #14442-435-33325 | Smith Pipe of Abilene | Sutton, TXAldwell Ranch (Canyon) | PluggedGas | 8,800 | Mar 19, 1987 | — | — |
| Allison 72 #242-435-33323 | Blackstone Energy Services LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,000 | Jan 19, 1987 | — | — |