| West a #220342-105-40639 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,450 | Apr 24, 2008 | — | — |
| Baker #230142-105-40641 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,550 | Apr 24, 2008 | — | — |
| West a #220442-105-40642 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,453 | Apr 24, 2008 | — | — |
| Txu Mining Company Unit B #242-293-32117 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | Temporarily abandonedGas | 12,007 | Apr 23, 2008 | — | — |
| Txu Mining Company North #342-293-32118 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | Temporarily abandonedGas | 11,900 | Apr 23, 2008 | — | — |
| Bailey J. R. a #53742-105-40614 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,900 | Apr 4, 2008 | — | — |
| Bailey J. R. Est B #42342-105-40610 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,100 | Apr 3, 2008 | — | — |
| Bailey J. R. a #80642-105-40611 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,900 | Apr 3, 2008 | — | — |
| Bailey J. R. a #62142-105-40612 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,000 | Apr 3, 2008 | — | — |
| Bailey J. R. a #52242-105-40613 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,030 | Apr 3, 2008 | — | — |
| University 42 #140342-105-40599 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,500 | Mar 21, 2008 | — | — |
| Cinco Terry a #90742-105-40600 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | Temporarily abandonedGas | 8,350 | Mar 21, 2008 | — | — |
| Black Stone Minerals a-507 #1HZ42-373-31114 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | ActiveGas | 13,059 | Mar 11, 2008 | — | — |
| Elliott M. #2HHZ42-105-40574 | Zarvona Energy LLC | Crockett, TXBuckhorn (Ellenburger) | Temporarily abandonedGas | 7,972 | Mar 5, 2008 | — | — |
| Bailey J. R. a #82142-105-40563 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,320 | Feb 20, 2008 | — | — |
| Bailey J. R. a #61242-105-40562 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 7,980 | Feb 19, 2008 | — | — |
| Anadarko Fee a-135 SWD #142-241-30759 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveInjection | 6,000 | Feb 8, 2008 | — | — |
| University 42 #220342-105-40532 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,512 | Jan 30, 2008 | — | — |
| West #230342-105-40533 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | Temporarily abandonedGas | 8,509 | Jan 30, 2008 | — | — |
| Black Stone Minerals a-34 Unit 1 #1HZ42-241-30758 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | Temporarily abandonedGas | 14,079 | Jan 30, 2008 | — | — |
| Black Stone Minerals a-34 Unit 4 #1HZ42-241-30757 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveGas | 14,094 | Jan 28, 2008 | — | — |
| Cinco Terry a #80442-105-40523 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,412 | Jan 23, 2008 | — | — |
| Cinco Terry F #200142-105-40525 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,419 | Jan 23, 2008 | — | — |
| Cinco Terry F #200242-105-40526 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,649 | Jan 23, 2008 | — | — |
| University 42 #140242-105-40527 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | Temporarily abandonedGas | 8,450 | Jan 23, 2008 | — | — |
| University 42 #150142-105-40528 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | Temporarily abandonedGas | 8,314 | Jan 23, 2008 | — | — |
| University 42 #230142-105-40529 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,409 | Jan 23, 2008 | — | — |
| Bear Creek Southwest Unit #1HHZ42-373-31113 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | ActiveGas | 13,879 | Jan 17, 2008 | — | — |
| BP America a-994 Unit #1HZ42-241-30756 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveGas | 13,881 | Jan 15, 2008 | — | — |
| Black Stone Minerals a-34 Unit 2 #1HZ42-241-30755 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveGas | 14,705 | Jan 11, 2008 | — | — |
| Bailey J. R. Est B #43442-105-40504 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,900 | Dec 20, 2007 | — | — |
| Bailey #32742-105-40505 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,145 | Dec 20, 2007 | — | — |
| Bailey J. R. a #51442-105-40506 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 7,930 | Dec 20, 2007 | — | — |
| Txu Mining Company Unit B #142-293-32072 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | ActiveGas | 12,130 | Dec 17, 2007 | — | — |
| University 42 #140142-105-40502 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,466 | Dec 11, 2007 | — | — |
| University 42 #220242-105-40492 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,300 | Nov 29, 2007 | — | — |
| BP Black Stone a-18 Unit #1HZ42-457-30687 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 13,202 | Nov 28, 2007 | — | — |
| Bailey J. R. Est B #190542-105-40486 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,180 | Nov 26, 2007 | — | — |
| Bailey #23842-105-40487 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,507 | Nov 26, 2007 | — | — |
| BP Black Stone a-520 Unit #1HZ42-241-30753 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveGas | 13,795 | Nov 26, 2007 | — | — |
| Bailey J. R. a #80442-105-40481 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,080 | Nov 20, 2007 | — | — |
| Bailey J. R. a #80742-105-40482 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 7,994 | Nov 20, 2007 | — | — |
| West #230242-105-40473 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,400 | Nov 16, 2007 | — | — |
| Cinco Terry a #805X42-105-40471 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | Shut inOil | 8,450 | Nov 13, 2007 | — | — |
| Txu Mining Company Unit a #142-293-32061 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | ActiveGas | 11,755 | Nov 9, 2007 | — | — |
| Cinco Terry a #90542-105-40470 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,360 | Nov 7, 2007 | — | — |
| University 42 #220142-105-40467 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,276 | Oct 29, 2007 | — | — |
| Bailey J. R. a #53442-105-40465 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 7,858 | Oct 25, 2007 | — | — |
| Bailey J. R. Est B #181042-105-40464 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,177 | Oct 23, 2007 | — | — |
| Freeman #1HZ42-373-31098 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | Temporarily abandonedGas | 13,105 | Sep 21, 2007 | — | — |