| Munoz #142-013-34434 | SNG Operating, LLCpermitted by · no operator of record | Atascosa, TX | Not on schedule | 6,000 | Oct 10, 2011 | — | — |
| GSH Unit #12HHZ42-013-34433 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,427 | Oct 6, 2011 | — | — |
| Atascosa 601 Unit #2HHZ42-013-34432 | Texas American Resources Company only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,599 | Oct 4, 2011 | — | — |
| Atascosa 601 Unit #1HHZ42-013-34431 | Texas American Resources Company only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,598 | Oct 3, 2011 | — | — |
| Aniol #1HHZ42-013-34429 | Warwick-Artemis LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,968 | Sep 27, 2011 | — | — |
| Joe Hindes a Unit #1HHZ42-013-34426 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,139 | Sep 21, 2011 | — | — |
| Joe Hindes B Unit #2HHZ42-013-34427 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,119 | Sep 21, 2011 | — | — |
| Beck Unit #1HHZ42-013-34428 | Alvarado 2014 LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,598 | Sep 21, 2011 | — | — |
| Stewart-Finley Unit #1HHZ42-013-34425 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,998 | Sep 19, 2011 | — | — |
| Blackbuck Unit #4HHZ42-013-34424 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,085 | Sep 14, 2011 | — | — |
| Edmund Tom 02 #03HHZ42-013-34423 | Crescent Energy Operating LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,673 | Sep 2, 2011 | — | — |
| Farnik #1HHZ42-013-34422 | Warwick-Artemis LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,733 | Sep 1, 2011 | — | — |
| Mauch-Tom Unit #1HHZ42-013-34420 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,695 | Aug 30, 2011 | — | — |
| Deatley-Griffin Unit #1HHZ42-013-34418 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,789 | Aug 29, 2011 | — | — |
| Deatley-Hollub Unit #1HHZ42-013-34421 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,776 | Aug 29, 2011 | — | — |
| Richter #742-013-34419 | Excalibur E & P, LLCpermitted by · no operator of record | Atascosa, TXFashing (Edwards Lime -A-) | Not on schedule | 14,000 | Aug 26, 2011 | — | — |
| Excaliber/ Falcon Leal #142-013-34395 | Excalibur E & P LLC only | Atascosa, TXPleasanton (Edwards Lime) | Shut inOil | 8,409 | Aug 24, 2011 | — | — |
| R.H. Pickens et al B #11HHZ42-013-34417 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXBriscoe Ranch (Eagleford) | ActiveOil | 7,653 | Aug 23, 2011 | — | — |
| PHZ Unit #10HHZ42-013-34413 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,002 | Aug 18, 2011 | — | — |
| Retzloff-May Unit #1HHZ42-013-34416 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,162 | Aug 17, 2011 | — | — |
| Mauch-Krueger Unit #1HHZ42-013-34412 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,111 | Aug 12, 2011 | — | — |
| Walnut #2HHZ42-013-34410 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,331 | Aug 10, 2011 | — | — |
| Walnut #1HHZ42-013-34411 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,063 | Aug 10, 2011 | — | — |
| Heard Bower East Unit #5HHZ42-013-34407 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 11,010 | Aug 8, 2011 | — | — |
| Joe H. Martin #1HHZ42-013-34408 | Cinco Natural Resources Corp.permitted by · no operator of record | Atascosa, TXEagleville (Eagle Ford-1) | Not on schedule | 8,685 | Aug 8, 2011 | — | — |
| Glover-Rayes B Unit #20HHZ42-013-34399 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,062 | Aug 3, 2011 | — | — |
| Glover-Rayes B Unit #22HHZ42-013-34403 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,559 | Aug 2, 2011 | — | — |
| TG Unit #31HHZ42-013-34404 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,166 | Aug 2, 2011 | — | — |
| Stewart-Giese Unit #1HHZ42-013-34401 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,945 | Jul 22, 2011 | — | — |
| Heard Bower East Unit #2HHZ42-013-34400 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,950 | Jul 15, 2011 | — | — |
| Griffin-Deatley Unit a #1HHZ42-013-34398 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,526 | Jul 11, 2011 | — | — |
| Wilson #142-013-34397 | Britanco L.L.C. only | Atascosa, TXCrown E. (Navarro) | ActiveOil | 4,500 | Jul 7, 2011 | — | — |
| Griffin-Deatley Unit B #1HHZ42-013-34396 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,566 | Jul 6, 2011 | — | — |
| Naden Unit #142-013-34391 | Britanco L.L.C. only | Atascosa, TXCrown E. (Navarro) | Shut inOil | 4,460 | Jun 30, 2011 | — | — |
| Yancy #742-013-34388 | Britanco L.L.C. only | Atascosa, TXCrown E. (Navarro) | ActiveOil | 4,500 | Jun 22, 2011 | — | — |
| Emma Tartt #20HHZ42-013-34392 | XTO Energy Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,523 | Jun 20, 2011 | — | — |
| Flores Unit #2HHZ42-013-34393 | Marathon Oil Companypermitted by · no operator of record | Atascosa, TXEagleville (Eagle Ford-1) | Not on schedule | 15,000 | Jun 20, 2011 | — | — |
| Flores Unit #1HHZ42-013-34394 | Alvarado 2014 LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 7,934 | Jun 20, 2011 | — | — |
| Bartlett, Paige #142-013-34389 | Atascosa Exploration, LLCpermitted by · no operator of record | Atascosa, TXJourdanton (Recklaw) | Not on schedule | 1,800 | Jun 17, 2011 | — | — |
| Bartlett, Paige #242-013-34390 | Atascosa Exploration, LLCpermitted by · no operator of record | Atascosa, TXJourdanton (Recklaw) | Not on schedule | 1,800 | Jun 17, 2011 | — | — |
| Middle McCowen #2HHZ42-013-34384 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 11,076 | Jun 15, 2011 | — | — |
| Roxana Unit #1HHZ42-013-34387 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,258 | Jun 13, 2011 | — | — |
| 74-Atascosa Unit 1 #4HZ42-013-34385 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,100 | Jun 10, 2011 | — | — |
| 74-Atascosa Unit 1 #3HZ42-013-34386 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,118 | Jun 10, 2011 | — | — |
| Peeler Ranch B #2HHZ42-013-34383 | Dewbre Petroleum Corporation only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,560 | Jun 7, 2011 | — | — |
| Jupe a #1HHZ42-013-34382 | Trinity Operating (Usg) LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,282 | Jun 3, 2011 | — | — |
| Peeler Ranch #7HHZ42-013-34376 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,958 | May 27, 2011 | — | — |
| Heard Bower Central Unit #4HHZ42-013-34381 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 11,020 | May 27, 2011 | — | — |
| GSH Unit #10HHZ42-013-34375 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,437 | May 26, 2011 | — | — |
| Wilson #1HHZ42-013-34377 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,319 | May 26, 2011 | — | — |