| Hudgins #3HHZ42-251-33226 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,310 | Aug 28, 2008 | — | — |
| Bransom #3HZ42-251-33220 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,210 | Aug 26, 2008 | — | — |
| Bransom #4HHZ42-251-33222 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,188 | Aug 26, 2008 | — | — |
| Hudgins #1HHZ42-251-33224 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,356 | Aug 26, 2008 | — | — |
| Hudgins #2HHZ42-251-33236 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,535 | Aug 26, 2008 | — | — |
| Vanderstucken Joe M. #1942-435-39070 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,760 | Aug 21, 2008 | — | — |
| Vanderstucken Joe M. #1642-435-39071 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,833 | Aug 21, 2008 | — | — |
| Falls Creek #2HHZ42-251-33207 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,044 | Aug 19, 2008 | — | — |
| Gossett #3HHZ42-251-33200 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,940 | Aug 18, 2008 | — | — |
| Gossett #2HHZ42-251-33201 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,977 | Aug 18, 2008 | — | — |
| Falls Creek #1HHZ42-251-33206 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | Temporarily abandonedGas | 6,138 | Aug 18, 2008 | — | — |
| Falls Creek #3HHZ42-251-33209 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,100 | Aug 18, 2008 | — | — |
| Core Lab #6HHZ42-251-33197 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,649 | Aug 14, 2008 | — | — |
| Jones Ranch #186842-435-39056 | Upp Operating LLC | Sutton, TXEldorado Southwest (Strawn) | ActiveGas | 8,216 | Aug 14, 2008 | — | — |
| Walking T Ranch #11HHZ42-251-32440 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,522 | Aug 13, 2008 | — | — |
| Walking T Ranch #15HHZ42-251-32442 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | Temporarily abandonedGas | 8,520 | Aug 13, 2008 | — | — |
| Walking T Ranch #12HHZ42-251-32444 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,395 | Aug 13, 2008 | — | — |
| Walking T Ranch #13HHZ42-251-32445 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,544 | Aug 13, 2008 | — | — |
| Walking T Ranch #14HHZ42-251-32446 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,355 | Aug 13, 2008 | — | — |
| Walking T Ranch #16HHZ42-251-32473 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,416 | Aug 13, 2008 | — | — |
| Walking T Ranch #18HHZ42-251-32474 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,382 | Aug 13, 2008 | — | — |
| Walking T Ranch #19HHZ42-251-32475 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,572 | Aug 13, 2008 | — | — |
| Walking T Ranch #17HHZ42-251-32476 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | Temporarily abandonedGas | 8,556 | Aug 13, 2008 | — | — |
| Walking T Ranch #20HHZ42-251-32477 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,391 | Aug 13, 2008 | — | — |
| Walking T Ranch #10HHZ42-251-33192 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,314 | Aug 13, 2008 | — | — |
| Walking T Ranch #9HHZ42-251-33193 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,550 | Aug 13, 2008 | — | — |
| Walking T Ranch #7HHZ42-251-33194 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,325 | Aug 13, 2008 | — | — |
| Walking T Ranch #6HHZ42-251-33195 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,559 | Aug 13, 2008 | — | — |
| Walking T Ranch #8HHZ42-251-33196 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,329 | Aug 13, 2008 | — | — |
| Rousselot Doris Mayer a #1642-413-32541 | Upp Operating LLC | Schleicher, TXSawyer (Strawn North) | ActiveGas | 8,110 | Aug 11, 2008 | — | — |
| Bontke #12HHZ42-139-30550 | Upp Operating LLC | Ellis, TXNewark East (Barnett Shale) | ActiveGas | 8,460 | Aug 9, 2008 | — | — |
| Maples #14HHZ42-251-33177 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,768 | Aug 9, 2008 | — | — |
| Maples #13HHZ42-251-33178 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,631 | Aug 9, 2008 | — | — |
| Maples #12HHZ42-251-33179 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,718 | Aug 9, 2008 | — | — |
| V.L. Carrell #2HHZ42-251-33180 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,050 | Aug 9, 2008 | — | — |
| University 56-21 #142-105-40808 | Upp Operating LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,756 | Aug 7, 2008 | — | — |
| Richardson 139 #1342-435-39066 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,500 | Aug 7, 2008 | — | — |
| Adams #3HHZ42-251-33158 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,627 | Aug 6, 2008 | — | — |
| Powell 8 #542-413-32535 | Upp Operating LLC | Schleicher, TXSawyer (Canyon) | ActiveGas | 8,400 | Aug 6, 2008 | — | — |
| Beulah #1HHZ42-251-33146 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,449 | Aug 5, 2008 | — | — |
| Steen #10142-435-39034 | Upp Operating LLC | Sutton, TXFawcett (Wolfcamp) | ActiveGas | 5,865 | Aug 5, 2008 | — | — |
| Mayer Edwin S. Jr. B 38 #342-435-39063 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,603 | Aug 4, 2008 | — | — |
| Carrell V. L. #3HHZ42-251-33147 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,188 | Aug 2, 2008 | — | — |
| Carrell V. L. #4HHZ42-251-33148 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,282 | Aug 2, 2008 | — | — |
| Mayer Edwin S. Jr. B 38 #242-435-39064 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,600 | Aug 2, 2008 | — | — |
| Stewart #30842-435-39065 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 5,511 | Aug 2, 2008 | — | — |
| Mayer Edwin S. Jr. B 39 #242-435-39058 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,671 | Aug 1, 2008 | — | — |
| Mayer Edwin S. Jr. B 39 #342-435-39059 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,090 | Aug 1, 2008 | — | — |
| Mayer Edwin S. Jr. B 39 #442-435-39060 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,702 | Aug 1, 2008 | — | — |
| Mittel Ben #2542-435-39061 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 6,752 | Jul 31, 2008 | — | — |