| Haynes North #542-505-35204 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 13,800 | Sep 25, 2019 | 2 | Apr 2026 |
| Haynes-North #1042-505-36162 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,600 | Aug 9, 2016 | 2 | Mar 2026 |
| Haynes a #1242-505-36106 | Bordertown Energy Resources LLC only | ZapataHaynes (Hinnant Cons.) | ActiveGas | 14,960 | Aug 31, 2015 | 2 | Apr 2026 |
| Haynes a #1442-505-36140 | Bordertown Energy Resources LLC only | ZapataMunoz (Lobo) | ActiveGas | 15,000 | Oct 14, 2014 | 3 | Apr 2026 |
| Haynes #2542-505-34723 | Hilcorp Energy Company only | ZapataComitas (Deep) | ActiveGas | 15,022 | Jan 19, 2012 | 3 | Feb 2012 |
| Haynes Mineral Trust #3242-505-35814 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,500 | Feb 12, 2010 | 2 | Apr 2026 |
| Munoz-Gutierrez Gas Unit #1042-505-36345 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,226 | Nov 13, 2008 | 2 | Apr 2026 |
| Garza L. #4042-505-36275 | Mountain V Texas LLC only | ZapataMunoz (Lobo) | ActiveGas | 13,050 | Sep 11, 2008 | 1 | Apr 2026 |
| Haynes a #2142-505-36150 | Bordertown Energy Resources LLC only | ZapataMunoz (Lobo) | ActiveGas | 15,022 | Apr 23, 2008 | 2 | Apr 2026 |
| Booher et al #142-505-36146 | Lucky Lad Energy LLC only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,790 | Apr 18, 2008 | 1 | Jan 2026 |
| Bustamante Gas Unit 1 #542-505-32968 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,450 | Apr 9, 2008 | 3 | Apr 2026 |
| Flores L. G. #5942-505-36115 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 12,404 | Feb 28, 2008 | 3 | Oct 2013 |
| Garza #542-505-36102 | Lucky Lad Energy LLC only | ZapataMunoz (Lobo) | ActiveGas | 14,700 | Feb 14, 2008 | 1 | Feb 2026 |
| Garza D GU 1 #542-505-36075 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 12,800 | Jan 24, 2008 | 1 | Apr 2026 |
| De Los Santos #242-505-36068 | Killam Oil Co. Ltd. only | ZapataMunoz (Lobo) | ActiveGas | 14,850 | Jan 15, 2008 | 1 | Aug 2018 |
| Haynes a #1142-505-36057 | Bordertown Energy Resources LLC only | ZapataMunoz (Lobo) | ActiveGas | 15,010 | Jan 8, 2008 | 1 | Apr 2026 |
| Laurel F.D. a #1342-505-36027 | Varas Energy Operating Company only | ZapataMunoz (Lobo) | ActiveGas | 13,950 | Nov 29, 2007 | 1 | Apr 2026 |
| Haynes B #942-505-36023 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,100 | Nov 15, 2007 | 1 | Apr 2026 |
| Rodriguez Gas Unit 1 #1642-505-36022 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,900 | Nov 9, 2007 | 1 | Apr 2026 |
| Garza D GU 1 #442-505-36017 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,160 | Nov 8, 2007 | 1 | Apr 2026 |
| Laurel F. D. #1242-505-36006 | Varas Energy Operating Company only | ZapataMunoz (Lobo) | ActiveGas | 13,930 | Oct 30, 2007 | 1 | Apr 2026 |
| Garza L. B 2 #242-505-32536 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,860 | Oct 19, 2007 | 2 | Apr 2026 |
| Munoz #1542-505-35972 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,137 | Oct 8, 2007 | 1 | Apr 2026 |
| Flores L.G. #5342-505-35964 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,259 | Aug 21, 2007 | 1 | Apr 2026 |
| Garza #342-505-35961 | Lucky Lad Energy LLC only | ZapataMunoz (Lobo) | ActiveGas | 14,950 | Aug 17, 2007 | 2 | Feb 2026 |
| Haynes a #842-505-35952 | Bordertown Energy Resources LLC only | ZapataMunoz (Lobo) | ActiveGas | 14,960 | Aug 10, 2007 | 1 | Apr 2026 |
| Haynes a #742-505-35916 | Bordertown Energy Resources LLC only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,960 | Jul 11, 2007 | 2 | Apr 2026 |
| Bernardo Gas Unit #1742-505-35878 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,900 | Jun 18, 2007 | 1 | Apr 2026 |
| Haynes D #242-505-33279 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,300 | May 11, 2007 | 2 | Apr 2026 |
| Haynes B #542-505-33086 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | Temporarily abandonedGas | 14,500 | May 10, 2007 | 2 | Apr 2001 |
| Haynes a #542-505-35853 | Bordertown Energy Resources LLC only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,250 | Apr 13, 2007 | 1 | Apr 2026 |
| Haynes Mineral Trust #3342-505-35813 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,300 | Mar 14, 2007 | 1 | Apr 2026 |
| Bustamante Gas Unit 1 #1542-505-35816 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,300 | Feb 20, 2007 | 1 | Apr 2026 |
| Las Palomas #542-505-35505 | Hilcorp Energy Company only | ZapataHaynes (Hinnant Cons.) | Temporarily abandonedGas | 14,125 | Feb 2, 2007 | 3 | Jul 2014 |
| Haynes a #342-505-35792 | Bordertown Energy Resources LLC only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,500 | Jan 24, 2007 | 1 | Apr 2026 |
| Haynes Mineral Trust #2942-505-35787 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,200 | Jan 18, 2007 | 2 | Apr 2026 |
| Bustamante Gas Unit 1 #1242-505-35715 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,500 | Oct 17, 2006 | 1 | Apr 2026 |
| Asche #11242-505-35647 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,100 | Aug 17, 2006 | 1 | Apr 2026 |
| Bustamante Gas Unit 1 #1142-505-35652 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,450 | Jul 28, 2006 | 1 | Apr 2026 |
| Asche #11342-505-35646 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 12,680 | Jul 17, 2006 | 1 | Apr 2026 |
| Munoz-Gutierrez Gas Unit #842-505-35615 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 14,304 | Jun 13, 2006 | 1 | Apr 2026 |
| Haynes #3042-505-34815 | Hilcorp Energy Company only | ZapataHaynes (Hinnant Cons.) | ActiveGas | 15,045 | Jun 6, 2006 | 4 | Apr 2026 |
| Haynes #2942-505-34799 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,560 | Mar 15, 2006 | 3 | Apr 2026 |
| Asche #11042-505-35504 | Hilcorp Energy Company only | ZapataCharco (9900) | ActiveGas | 12,697 | Mar 14, 2006 | 2 | Apr 2026 |
| E. E. Gutierrez #842-505-35492 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 14,000 | Feb 22, 2006 | 1 | Apr 2026 |
| Jacoba #942-505-35493 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,900 | Jan 30, 2006 | 1 | Apr 2026 |
| Munoz-Gutierrez Gas Unit #442-505-35489 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,935 | Jan 27, 2006 | 1 | Apr 2026 |
| E. E. Gutierrez #942-505-35490 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,790 | Jan 27, 2006 | 1 | Apr 2026 |
| Irene #642-505-35484 | Hilcorp Energy Company only | ZapataHaynes (Middle Wilcox Cons.) | ActiveGas | 13,800 | Jan 23, 2006 | 2 | Apr 2026 |
| M. Flores #1342-505-35447 | Hilcorp Energy Company only | ZapataMunoz (Lobo) | ActiveGas | 13,250 | Dec 16, 2005 | 1 | Apr 2026 |