| Middle McCowen #10HHZ42-013-34482 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,119 | Mar 8, 2012 | — | — |
| Middle McCowen #11HHZ42-013-34483 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,118 | Mar 8, 2012 | — | — |
| Middle McCowen #8HHZ42-013-34480 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,718 | Mar 7, 2012 | — | — |
| Middle McCowen #9HHZ42-013-34481 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,059 | Mar 6, 2012 | — | — |
| Middle McCowen #5HHZ42-013-34476 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,672 | Mar 5, 2012 | — | — |
| Middle McCowen #6HHZ42-013-34477 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,637 | Mar 5, 2012 | — | — |
| Middle McCowen #7HHZ42-013-34478 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,700 | Mar 5, 2012 | — | — |
| Whitetail Unit #1HHZ42-013-34479 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,487 | Mar 5, 2012 | — | — |
| Bartlett Cindy #342-013-34475 | Brymer Contracting Incorporated only | Atascosa, TXGalba (Bartosh) | ActiveOil | 3,200 | Feb 28, 2012 | — | — |
| Lucas C #1HHZ42-013-34473 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,445 | Feb 23, 2012 | — | — |
| Lucas B #1HHZ42-013-34474 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,456 | Feb 23, 2012 | — | — |
| Giese-Henke Unit #1HHZ42-013-34472 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 11,010 | Feb 15, 2012 | — | — |
| DVR a #1HHZ42-013-34467 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 8,985 | Feb 10, 2012 | — | — |
| DVR B #1HHZ42-013-34468 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,411 | Feb 10, 2012 | — | — |
| Mesquite #1HHZ42-013-34469 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,262 | Feb 10, 2012 | — | — |
| Atascosa County Hwy 97 #142-013-34470 | Energy Equity Companypermitted by · no operator of record | Atascosa, TXDavis (Edwards 7481) | Not on schedule | 7,700 | Feb 10, 2012 | — | — |
| DVR D #1HHZ42-013-34471 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,409 | Feb 10, 2012 | — | — |
| Craig #1HHZ42-013-34465 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,391 | Feb 9, 2012 | — | — |
| Jeffrey #1HHZ42-013-34466 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,405 | Feb 9, 2012 | — | — |
| Fallow Unit #4HHZ42-013-34464 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,439 | Feb 2, 2012 | — | — |
| TG Unit #36HHZ42-013-34463 | Javelin Energy Partners Mgmt LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,143 | Jan 27, 2012 | — | — |
| Gossett JO le #242-013-34460 | Jwo Energy LLC only | Atascosa, TXPleasanton SE. (Edwards) | ActiveInjection | 7,721 | Jan 25, 2012 | — | — |
| Henke-Wilhelm Unit a #1HHZ42-013-34461 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,772 | Jan 25, 2012 | — | — |
| Excalibur/Falcon Leal #342-013-34451 | Excalibur E & P, LLCpermitted by · no operator of record | Atascosa, TXPleasanton (Edwards Lime) | Not on schedule | 10,000 | Jan 3, 2012 | — | — |
| Reese SWD #142-013-34459 | R360 Env Solutions of TX LLC only | Atascosa, TXCharlotte S. (Edwards) | ActiveInjection | 8,200 | Jan 3, 2012 | — | — |
| RNG Unit Well #2HHZ42-013-34457 | Texas American Resources Company only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,551 | Dec 30, 2011 | — | — |
| Excalibur/Falcon Leal #242-013-34450 | Excalibur E & P, LLCpermitted by · no operator of record | Atascosa, TXPleasanton (Edwards Lime) | Not on schedule | 10,000 | Dec 29, 2011 | — | — |
| Hierholzer-Henke Unit #1HHZ42-013-34458 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveGas | 10,973 | Dec 29, 2011 | — | — |
| Atascosa SWD #142-013-34430 | Milestone Enviro Services LLC only | Atascosa, TXFashing (Edwards Lime -B-) | PluggedOil | 6,600 | Dec 22, 2011 | — | — |
| Gordon Trust #13HHZ42-013-34447 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,159 | Dec 20, 2011 | — | — |
| Gordon Trust #1HHZ42-013-34448 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,184 | Dec 20, 2011 | — | — |
| Lewis Unit #1HHZ42-013-34454 | Trailblazer Energy Resources LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,752 | Dec 16, 2011 | — | — |
| RNG Unit Well #1HHZ42-013-34456 | Texas American Resources Company only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 8,586 | Dec 16, 2011 | — | — |
| Sika Unit #3HHZ42-013-34452 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,101 | Dec 15, 2011 | — | — |
| Rafter Unit #1HHZ42-013-34455 | Murphy Expl. & Prod. Co. - USA only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,789 | Dec 15, 2011 | — | — |
| Rychlik Unit #1HHZ42-013-34453 | Trailblazer Energy Resources LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 7,364 | Dec 14, 2011 | — | — |
| Excalibur/Falcon Burger #442-013-34449 | Excalibur E & P LLC only | Atascosa, TXPleasanton (Edwards Lime) | Shut inOil | 7,928 | Dec 13, 2011 | — | — |
| Mauch Unit #1HHZ42-013-34307 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 11,009 | Nov 30, 2011 | — | — |
| Gordon Trust #100HHZ42-013-34446 | EOG Resources, Inc.permitted by · no operator of record | Atascosa, TXEagleville (Eagle Ford-1) | Not on schedule | 12,200 | Nov 29, 2011 | — | — |
| Lucas a #1HHZ42-013-34445 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 9,487 | Nov 15, 2011 | — | — |
| Pleasanton SWD #142-013-34444 | Pinnergy, Ltd.permitted by · no operator of record | Atascosa, TXPleasanton, South (Edwards Lime) | Not on schedule | 9,000 | Nov 10, 2011 | — | — |
| Hirsch SWD #142-013-34443 | Ruidoso Resources LLC only | Atascosa, TXJourdanton | Shut inOil | 9,150 | Nov 7, 2011 | — | — |
| Justin Tom 01 #03HHZ42-013-34440 | Crescent Energy Operating LLC only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,778 | Nov 2, 2011 | — | — |
| Bighorn Unit #1HHZ42-013-34442 | EOG Resources Inc. only | Atascosa, TXIndio Tanks (Pearsall) | PluggedOil | 12,000 | Nov 2, 2011 | — | — |
| Giese Unit #1HHZ42-013-34441 | Marathon Oil EF LLC only | Atascosa, TXEagleville (Eagle Ford-1) | Shut inOil | 10,550 | Nov 1, 2011 | — | — |
| Mutz #3HHZ42-013-34439 | Marathon Oil Companypermitted by · no operator of record | Atascosa, TXEagleville (Eagle Ford-1) | Not on schedule | 15,500 | Oct 25, 2011 | — | — |
| Excalibur/Falcon Burger #142-013-34436 | Excalibur E & P LLC only | Atascosa, TXWildcat | Shut inOil | 8,978 | Oct 14, 2011 | — | — |
| Excalibur/Falcon Burger #242-013-34437 | Excalibur E & P LLC only | Atascosa, TXPleasanton (Edwards Lime) | Shut inOil | 8,496 | Oct 14, 2011 | — | — |
| Excalibur/Falcon Burger #342-013-34438 | Excalibur E & P, LLCpermitted by · no operator of record | Atascosa, TXPleasanton (Edwards Lime) | Not on schedule | 10,000 | Oct 14, 2011 | — | — |
| Axis Unit #1HHZ42-013-34435 | EOG Resources Inc. only | Atascosa, TXEagleville (Eagle Ford-1) | ActiveOil | 10,035 | Oct 12, 2011 | — | — |