| Black Stone Minerals a-206 #2HZ42-457-30683 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 13,681 | Sep 17, 2007 | — | — |
| Bailey #32642-105-40424 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,130 | Sep 12, 2007 | — | — |
| Bailey J. R. Est B #180342-105-40425 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,136 | Sep 12, 2007 | — | — |
| Bailey J. R. Est B #180942-105-40426 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,500 | Sep 12, 2007 | — | — |
| Childress #160442-105-40427 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,670 | Sep 12, 2007 | — | — |
| P. L. Childress G #102142-105-40428 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,540 | Sep 12, 2007 | — | — |
| Hemphill #240342-413-32479 | Zarvona Energy LLC | Schleicher, TXOzona NE. (Canyon 7520) | ActiveGas | 8,575 | Sep 12, 2007 | — | — |
| Bailey #15342-105-40416 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,084 | Aug 24, 2007 | — | — |
| Bailey #23742-105-40417 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,056 | Aug 24, 2007 | — | — |
| Bailey J. R. a #81842-105-40418 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,110 | Aug 24, 2007 | — | — |
| Bailey J. R. a #80542-105-40419 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,550 | Aug 24, 2007 | — | — |
| Connell B #12WI42-169-33871 | Zarvona Energy LLC | Garza, TXRocker -a- NW. (San Andres) | Shut inOil | 2,922 | Aug 22, 2007 | — | — |
| Connell B #3142-169-33872 | Zarvona Energy LLC | Garza, TXRocker -a- NW. (San Andres) | Shut inOil | 2,879 | Aug 22, 2007 | — | — |
| Connell B #3242-169-33873 | Zarvona Energy LLC | Garza, TXRocker -a- NW. (San Andres) | ActiveInjection | 2,950 | Aug 22, 2007 | — | — |
| Lucas a-24 Unit #2HZ42-457-30676 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 19,356 | Aug 22, 2007 | — | — |
| Black Stone Hanks a-20 Unit #1HZ42-457-30675 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 13,690 | Aug 21, 2007 | — | — |
| Bailey #40842-105-40409 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,030 | Aug 13, 2007 | — | — |
| Bailey #23242-105-40406 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,485 | Aug 10, 2007 | — | — |
| Black Stone Sutton a-9 Unit #1HZ42-457-30678 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | Temporarily abandonedGas | 12,563 | Aug 9, 2007 | — | — |
| Bailey #23042-105-40393 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | Temporarily abandonedGas | 8,500 | Aug 2, 2007 | — | — |
| Cinco Terry a #80342-105-40389 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,305 | Aug 1, 2007 | — | — |
| West #230142-105-40391 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveOil | 8,429 | Aug 1, 2007 | — | — |
| BP America a-187 #1HZ42-241-30751 | Zarvona Energy LLC | Jasper, TXMagnolia Springs (Austin Chalk) | ActiveGas | 14,700 | Jul 31, 2007 | — | — |
| Childrens Home #142-293-31983 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | Temporarily abandonedGas | 11,368 | Jul 27, 2007 | — | — |
| Connell A. B. et al #21W42-169-33867 | Zarvona Energy LLC | Garza, TXRocker -a- NW. (San Andres) | ActiveInjection | 2,808 | Jul 25, 2007 | — | — |
| Connell A. B. et al #19W42-169-33868 | Zarvona Energy LLC | Garza, TXRocker -a- NW. (San Andres) | ActiveInjection | 2,855 | Jul 25, 2007 | — | — |
| Txu Mining Company North #242-293-31969 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | Temporarily abandonedGas | 12,008 | Jul 9, 2007 | — | — |
| Cinco Terry a #90442-105-40356 | Zarvona Energy LLC | Crockett, TXHolt Ranch (Consolidated) | ActiveGas | 8,430 | Jul 6, 2007 | — | — |
| Bailey #15242-105-40352 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 7,931 | Jul 3, 2007 | — | — |
| Bailey J. R. a #31142-105-40353 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,532 | Jul 3, 2007 | — | — |
| Bailey J. R. a #71342-105-40354 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,080 | Jul 3, 2007 | — | — |
| Bailey J. R. a #72042-105-40355 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,085 | Jul 3, 2007 | — | — |
| Txu Mining Co. #242-293-31967 | Zarvona Energy LLC | Limestone, TXBald Prairie (CV Consolidated) | Temporarily abandonedGas | 12,117 | Jul 2, 2007 | — | — |
| Howell Realty Trust Unit #2HZ42-457-30674 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 14,167 | Jun 28, 2007 | — | — |
| Black Stone Gilleland Unit #1HZ42-373-31093 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | ActiveGas | 13,482 | Jun 18, 2007 | — | — |
| Bear Creek North Unit #1HHZ42-373-31092 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | ActiveGas | 13,134 | Jun 8, 2007 | — | — |
| Black Stone Minerals #5HZ42-373-31091 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | ActiveGas | 13,697 | Jun 7, 2007 | — | — |
| Black Stone Minerals a-618 #2HZ42-457-30670 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 14,077 | May 22, 2007 | — | — |
| Childress P. L. G #102042-105-40316 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,500 | May 17, 2007 | — | — |
| Bailey J. R. a #53642-105-40317 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,550 | May 17, 2007 | — | — |
| Bailey J. R. a #61042-105-40313 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,016 | May 16, 2007 | — | — |
| Bailey J. R. Est. B #41342-105-40314 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,080 | May 16, 2007 | — | — |
| Bailey J. R. Est. B #42842-105-40315 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,059 | May 16, 2007 | — | — |
| Black Stone Minerals #2HZ42-373-31052 | Zarvona Energy LLC | Polk, TXDouble a Wells N (Austin Chalk) | Temporarily abandonedGas | 17,768 | Apr 30, 2007 | — | — |
| Black Stone Minerals a-36 #2HZ42-457-30667 | Zarvona Energy LLC | Tyler, TXBrookeland (Austin Chalk 8800) | ActiveGas | 13,204 | Apr 19, 2007 | — | — |
| Anadarko Fee SWD #142-241-30744 | Zarvona Energy LLC | Jasper, TXBrookeland (Austin Chalk 8800) | ActiveInjection | 5,900 | Apr 18, 2007 | — | — |
| Bailey #23142-105-40288 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,122 | Apr 14, 2007 | — | — |
| Bailey #32842-105-40289 | Zarvona Energy LLC | Crockett, TXOzona NE. (Canyon 7520) | ActiveGas | 8,130 | Apr 14, 2007 | — | — |
| Rousselot #132642-413-32456 | Zarvona Energy LLC | Schleicher, TXOzona NE. (Canyon 7520) | ActiveGas | 8,300 | Apr 14, 2007 | — | — |
| Rousselot #140142-413-32457 | Zarvona Energy LLC | Schleicher, TXOzona NE. (Canyon 7520) | ActiveGas | 8,388 | Apr 14, 2007 | — | — |