| Godley Minerals #3HHZ42-251-33582 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,758 | Mar 16, 2009 | — | — |
| Raam #7HHZ42-251-33384 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | Temporarily abandonedGas | 7,751 | Mar 13, 2009 | — | — |
| Raam #5HHZ42-251-33381 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,768 | Mar 12, 2009 | — | — |
| Raam #6HHZ42-251-33383 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,837 | Feb 26, 2009 | — | — |
| Ellis #2HHZ42-251-33570 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,882 | Feb 26, 2009 | — | — |
| Four Square Ranch B #543E42-137-31740 | Upp Operating LLC | Edwards, TXSawyer (Canyon) | ActiveGas | 7,052 | Feb 25, 2009 | — | — |
| Walking T Ranch #22HHZ42-251-32671 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,376 | Feb 24, 2009 | — | — |
| Walking T Ranch #23HHZ42-251-32672 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 8,534 | Feb 24, 2009 | — | — |
| University 56 13 #142-105-40983 | Upp Operating LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,573 | Feb 19, 2009 | — | — |
| Mayer Edwin S. Jr. N #1342-413-32583 | Upp Operating LLC | Schleicher, TXSawyer (Canyon) | ActiveGas | 8,600 | Feb 19, 2009 | — | — |
| Cauthorn 17 #442-435-39172 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 7,730 | Feb 13, 2009 | — | — |
| Gallagher #5HHZ42-251-33500 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,295 | Feb 10, 2009 | — | — |
| Ellis #1HHZ42-251-33552 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,897 | Feb 9, 2009 | — | — |
| Gallagher #4HHZ42-251-33499 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,376 | Feb 6, 2009 | — | — |
| Nolen Partners a #128242-413-30653 | Upp Operating LLC | Schleicher, TXSawyer (Canyon) | ActiveGas | 7,140 | Feb 6, 2009 | — | — |
| Shurley #14942-435-39164 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,208 | Feb 6, 2009 | — | — |
| Gallagher #3HHZ42-251-33495 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,316 | Feb 5, 2009 | — | — |
| Texas Royalties #1HHZ42-251-33539 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,899 | Feb 3, 2009 | — | — |
| Texas Royalties #2HHZ42-251-33541 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,897 | Feb 3, 2009 | — | — |
| Ken Teich #3HHZ42-251-33543 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,575 | Feb 3, 2009 | — | — |
| Ken Teich #4HHZ42-251-33544 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,577 | Feb 3, 2009 | — | — |
| Ken Teich #5HHZ42-251-33545 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,554 | Feb 3, 2009 | — | — |
| Ken Teich #6HHZ42-251-33546 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,484 | Feb 3, 2009 | — | — |
| Ken Teich #7HHZ42-251-33547 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,450 | Feb 3, 2009 | — | — |
| Ken Teich Unit #8HHZ42-251-33548 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,423 | Feb 3, 2009 | — | — |
| Ken Teich Unit #2HHZ42-367-34957 | Upp Operating LLC | Parker, TXNewark East (Barnett Shale) | ActiveGas | 6,521 | Feb 3, 2009 | — | — |
| Ken Teich Unit #1HHZ42-367-34958 | Upp Operating LLC | Parker, TXNewark East (Barnett Shale) | ActiveGas | 6,515 | Feb 3, 2009 | — | — |
| Shurley #13942-435-39162 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,239 | Feb 3, 2009 | — | — |
| Shurley #14742-435-39163 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,150 | Feb 3, 2009 | — | — |
| Shurley #14342-435-39165 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,192 | Feb 3, 2009 | — | — |
| Shurley #15342-435-39166 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,236 | Feb 3, 2009 | — | — |
| Gallagher #1HHZ42-251-33478 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,321 | Jan 30, 2009 | — | — |
| Mayer Ranch 40 #842-435-39146 | Upp Operating LLC | Sutton, TXKelley (Ellenburger) | ActiveGas | 8,458 | Jan 30, 2009 | — | — |
| Mittel R. H. #1242-435-39160 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | ActiveGas | 7,254 | Jan 30, 2009 | — | — |
| Hudgins #4HHZ42-251-33411 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,344 | Jan 29, 2009 | — | — |
| Hudgins #5HHZ42-251-33413 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,433 | Jan 29, 2009 | — | — |
| Hudgins #6HHZ42-251-33414 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,362 | Jan 29, 2009 | — | — |
| Meckel a #7542-435-39147 | Upp Operating LLC | Sutton, TXSonora (Canyon Upper) | Temporarily abandonedGas | 6,617 | Jan 29, 2009 | — | — |
| Hill-Mayer Edwin S. Jr. P #842-435-39155 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 8,200 | Jan 29, 2009 | — | — |
| Hill-Mayer Edwin S Jr. CC #742-435-39156 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,377 | Jan 28, 2009 | — | — |
| Hill Mayer Minnie HC #842-435-39157 | Upp Operating LLC | Sutton, TXSawyer (Strawn North) | ActiveGas | 8,200 | Jan 28, 2009 | — | — |
| Uta B Unit #9HHZ42-439-34140 | Upp Operating LLC | Tarrant, TXNewark East (Barnett Shale) | ActiveGas | 8,354 | Jan 26, 2009 | — | — |
| Page #2HHZ42-251-33297 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 6,348 | Jan 22, 2009 | — | — |
| Porter Unit #1HHZ42-251-33530 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,615 | Jan 22, 2009 | — | — |
| Porter #2HHZ42-251-33531 | Upp Operating LLC | Johnson, TXNewark East (Barnett Shale) | ActiveGas | 7,740 | Jan 22, 2009 | — | — |
| Uta B Unit #10HHZ42-439-34141 | Upp Operating LLC | Tarrant, TXNewark East (Barnett Shale) | ActiveGas | 8,330 | Jan 22, 2009 | — | — |
| Uta B Unit #11HHZ42-439-34143 | Upp Operating LLC | Tarrant, TXNewark East (Barnett Shale) | Temporarily abandonedGas | 8,347 | Jan 22, 2009 | — | — |
| Uta B Unit #12HHZ42-439-34145 | Upp Operating LLC | Tarrant, TXNewark East (Barnett Shale) | ActiveGas | 8,357 | Jan 22, 2009 | — | — |
| Pantego a Unit #1HHZ42-439-34132 | Upp Operating LLC | Tarrant, TXNewark East (Barnett Shale) | ActiveGas | 8,373 | Jan 21, 2009 | — | — |
| Cusenbary 58 #842-435-38729 | Upp Operating LLC | Sutton, TXSawyer (Canyon) | ActiveGas | 6,750 | Jan 20, 2009 | — | — |