| Martinez Antonio et al Unit #242-505-32051 | Hilcorp Energy Company only | ZapataLa Perla (Wilcox 6800) | Temporarily abandonedGas | 8,850 | Mar 18, 2019 | 4 | Feb 2024 |
| Martinez E.T. #442-505-31136 | Hilcorp Energy Company only | ZapataLa Perla (Wilcox 6800) | ActiveGas | 8,737 | Sep 13, 2016 | 3 | Apr 2026 |
| Charles Alexander #442-505-33382 | Hilcorp Energy Company only | ZapataLa Perla (Wilcox 6800) | ActiveGas | 8,600 | Jul 19, 2016 | 2 | Apr 2026 |
| C-Bruni Mineral Trust #3842-479-36283 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 7,658 | Jun 3, 2016 | 2 | Jun 2013 |
| Vela J.M. #742-505-32014 | Hilcorp Energy Company only | ZapataLa Perla (Wilcox 6800) | ActiveGas | 8,900 | May 27, 2016 | 3 | Apr 2026 |
| Antonio Martinez et al a Unit #342-505-33224 | Hilcorp Energy Company only | ZapataLa Perla (Wilcox 6800) | Temporarily abandonedGas | 8,410 | May 19, 2016 | 2 | Apr 2026 |
| Martinez-Alexander Gas Unit #342-505-36532 | Chevron U. S. A. Inc. only | ZapataBashara-Hereford (7300) | PluggedGas | 8,800 | Oct 19, 2010 | 1 | — |
| Eudoxio Martinez Unit 1 #642-505-36517 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 7,900 | Jun 2, 2010 | 1 | Apr 2026 |
| Bruni Mineral Trust C #5042-479-40931 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 7,900 | May 25, 2010 | 1 | Apr 2026 |
| Bruni Mineral Trust B #4442-479-40460 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 8,900 | Nov 22, 2008 | 1 | Apr 2026 |
| Bruni Mineral Trust B #4242-479-40269 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,946 | Jun 25, 2008 | 1 | Feb 2026 |
| Vela J. M. #1742-505-36077 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 9,400 | Jan 28, 2008 | 1 | Apr 2026 |
| Hereford L. M. -T- #5242-479-39953 | Merit Energy Company only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 7,800 | Oct 12, 2007 | 1 | — |
| Hereford L.M.-B- #5442-479-39937 | Merit Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 8,290 | Sep 14, 2007 | 2 | Apr 2026 |
| Hereford L. M. -a- #5342-479-39913 | Merit Energy Company only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,625 | Aug 17, 2007 | 1 | Jan 2025 |
| Vela J. M. #1642-505-35575 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 8,700 | May 4, 2006 | 1 | Apr 2026 |
| Bruni Mineral Trust C #4542-479-39204 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 8,050 | Jul 11, 2005 | 1 | Apr 2026 |
| Alexander Charles #5542-479-39084 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,941 | Apr 14, 2005 | 1 | May 2006 |
| Alexander Charles #5642-479-39078 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,250 | Apr 11, 2005 | 1 | Apr 2026 |
| Bruni Mineral Trust C #4642-479-39063 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 7,910 | Mar 17, 2005 | 1 | Apr 2026 |
| Alexander Charles #5442-479-38912 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,075 | Nov 5, 2004 | 1 | Apr 2026 |
| Vela J.M. #1442-479-38629 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 9,250 | Feb 4, 2004 | 1 | Apr 2026 |
| Alexander Charles C #3242-479-37039 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,900 | Sep 5, 2003 | 2 | Nov 2015 |
| Martinez E.T. #942-505-34772 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 8,400 | Jul 2, 2003 | 1 | Apr 2026 |
| Bruni-Alexander-Martinez GU #142-479-38423 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 8,000 | May 13, 2003 | 2 | Apr 2026 |
| Alexander Charles #5142-479-38384 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 9,000 | Apr 3, 2003 | 1 | Sep 2015 |
| Antonio Martinez et al a GU #442-505-34696 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 8,760 | Mar 24, 2003 | 1 | Apr 2026 |
| Alexander Charles #4442-479-38280 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,000 | Dec 10, 2002 | 2 | Apr 2026 |
| Martinez-Vela G.U. #142-505-34636 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 9,800 | Dec 9, 2002 | 1 | Apr 2026 |
| Alexander Charles #4242-479-38276 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,200 | Dec 4, 2002 | 1 | Apr 2026 |
| Alexander Charles #4142-479-38267 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,200 | Nov 20, 2002 | 1 | Apr 2026 |
| Alexander Charles #3942-479-38219 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 9,020 | Sep 20, 2002 | 1 | — |
| Alexander Charles #3842-479-38214 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 9,000 | Sep 12, 2002 | 1 | Apr 2026 |
| Bruni Mineral Trust C #142-479-38183 | Lakeshore Operating LLC only | WebbBashara-Hereford (7300) | ActiveGas | 8,590 | Aug 5, 2002 | 1 | Apr 2026 |
| Martinez E. T. #742-505-34563 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 8,700 | Jun 13, 2002 | 1 | Apr 2026 |
| Hubberd William T #342-479-35886 | Ricochet Energy Inc. only | WebbBashara-Hereford (7300) | PluggedGas | 9,000 | Apr 30, 2002 | 2 | Nov 2000 |
| Vela J. M. #1142-505-33223 | Chevron U. S. A. Inc. only | ZapataLaredo S. (Wilcox 5500) | PluggedGas | 10,000 | Dec 13, 2001 | 3 | Aug 2004 |
| Martinez A. Unit #542-505-33250 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 7,900 | Dec 11, 2001 | 3 | Apr 2026 |
| Zachry H. B. #442-479-37917 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | PluggedGas | 8,000 | Sep 13, 2001 | 1 | Apr 2014 |
| Diego Gutierrez et al Gas Unit #142-505-34312 | Hilcorp Energy Company only | ZapataBashara-Hereford (7300) | ActiveGas | 9,100 | Mar 16, 2001 | 1 | Apr 2026 |
| Hubberd #1442-479-36231 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 9,922 | Aug 22, 2000 | 3 | Jun 2008 |
| B.M.T. #1542-479-37523 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 7,030 | Jun 7, 2000 | 1 | Apr 2026 |
| H. B. Zachry Unit #242-479-36202 | North Central Oil Corp. only | WebbBashara-Hereford (7300) | PluggedGas | 7,000 | Dec 15, 1999 | 2 | Aug 2002 |
| Hereford -T- #5142-479-37222 | Merit Energy Company only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 7,400 | Jan 27, 1999 | 1 | Mar 2012 |
| S. D. Martinez GU #142-479-37102 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | ActiveGas | 7,800 | Sep 18, 1998 | 1 | Apr 2026 |
| Alexander Charles #2842-479-37099 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 9,200 | Sep 15, 1998 | 2 | Jan 2002 |
| Alexander Charles #2742-479-37038 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,900 | Jul 27, 1998 | 1 | Mar 2015 |
| Martinez D. #1342-479-37027 | Columbus Energy LLC only | WebbBashara-Hereford (7300) | Temporarily abandonedGas | 8,805 | Jul 13, 1998 | 2 | Jan 2020 |
| Hereford -T- #4542-479-37010 | Merit Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 7,926 | Jun 19, 1998 | 1 | Apr 2026 |
| Martinez C. #942-479-36984 | Hilcorp Energy Company only | WebbBashara-Hereford (7300) | ActiveGas | 9,800 | Jun 1, 1998 | 1 | Apr 2026 |