| Porras Gas Unit #742-505-35096 | Hilcorp Energy Company | Zapata, TXMunoz (Lobo) | ActiveGas | 13,008 | Oct 11, 2004 | — | — |
| Rodriguez Gas Unit #1242-505-35100 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 14,300 | Oct 11, 2004 | — | — |
| Gutierrez Higinio Jr. #442-505-33910 | EOG Resources Inc. | Zapata, TXCharco (9900) | PluggedGas | 11,000 | Oct 1, 2004 | — | — |
| Alexander Maureen #442-505-35106 | Mountain V Texas LLC | Zapata, TXUrebeno South (Lobo Cons.) | ActiveGas | 9,500 | Oct 1, 2004 | — | — |
| RMT #342-505-34914 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,150 | Sep 28, 2004 | — | — |
| Veleno #642-505-35105 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,176 | Sep 27, 2004 | — | — |
| Bustamante Heirs #242-505-35103 | Killam Oil Co. Ltd. | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 12,855 | Sep 24, 2004 | — | — |
| Snavely #142-505-35059 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,026 | Sep 23, 2004 | — | — |
| Alfonso #2942-505-35086 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 10,320 | Sep 23, 2004 | — | — |
| Trevino #242-505-35102 | Hilcorp Energy Company | Zapata, TXHaynes (Hinnant Cons.) | ActiveGas | 15,500 | Sep 23, 2004 | — | — |
| R & R Ramirez F.p.ltd #142-505-35104 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 10,000 | Sep 23, 2004 | — | — |
| La Perla #25042-505-35098 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,389 | Sep 20, 2004 | — | — |
| La Perla #25142-505-35099 | Conocophillips Company | Zapata, TXLa Perla (Lobo Cons.) | Not on schedule | 10,600 | Sep 16, 2004 | — | — |
| Rodriguez Gas Unit #1342-505-35101 | Hilcorp Energy Company | Zapata, TXMunoz (Lobo) | ActiveGas | 14,215 | Sep 16, 2004 | — | — |
| Lopez Lauro #342-505-35090 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 11,400 | Sep 10, 2004 | — | — |
| Singer #142-505-35075 | Chesapeake Operating, Inc. | Zapata, TX | Not on schedule | 14,000 | Sep 9, 2004 | — | — |
| Juan de Dios #242-505-35095 | Chesapeake Operating Inc. | Zapata, TXExsun (Lobo Cons.) | PluggedGas | 15,000 | Sep 8, 2004 | — | — |
| Loma Vieja #442-505-33023 | TD Natural Resources LLC | Zapata, TXMartinez (Hinnant 1ST Upper | ActiveGas | 14,900 | Sep 7, 2004 | — | — |
| Mecom J. W. #12642-505-35093 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Lobo) | ActiveGas | 8,900 | Sep 7, 2004 | — | — |
| Mecom J. W. #12742-505-35094 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Lobo) | ActiveGas | 9,500 | Sep 7, 2004 | — | — |
| Jennings Ranch AA #3442-505-34814 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 12,940 | Sep 3, 2004 | — | — |
| Asche #142-505-35087 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 10,600 | Sep 3, 2004 | — | — |
| RMT #842-505-35091 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,174 | Sep 2, 2004 | — | — |
| Ramirez Abel #842-505-35063 | Hilcorp Energy Company | Zapata, TXFlores W. (Perdido) | Temporarily abandonedGas | 8,850 | Aug 31, 2004 | — | — |
| Haynes L. #13242-505-35082 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | Temporarily abandonedGas | 10,560 | Aug 31, 2004 | — | — |
| Haynes L. #13542-505-35083 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 8,730 | Aug 31, 2004 | — | — |
| Zachry E.B. #242-505-35088 | — | Zapata, TXCisco-Benavides (Lobo Cons.) | Plugged | 9,700 | Aug 31, 2004 | — | — |
| Flores #142-505-35089 | Hilcorp Energy Company | Zapata, TXRamirez (Wilcox 8100) | ActiveGas | 7,800 | Aug 31, 2004 | — | — |
| Decarreon G. G. #1142-505-33958 | Merit Energy Company | Zapata, TXHundido (9300) | ActiveGas | 11,200 | Aug 27, 2004 | — | — |
| Haynes L. #13442-505-35084 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,110 | Aug 27, 2004 | — | — |
| Alexander Maureen #342-505-35081 | Mountain V Texas LLC | Zapata, TXUrebeno South (Lobo Cons.) | ActiveGas | 9,220 | Aug 24, 2004 | — | — |
| Ramirez Abel #742-505-35064 | Hilcorp Energy Company | Zapata, TXFlores W. (Perdido) | Temporarily abandonedGas | 8,600 | Aug 23, 2004 | — | — |
| Vielmann #142-505-35079 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 10,250 | Aug 19, 2004 | — | — |
| Alfonso #2742-505-35045 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 10,320 | Aug 18, 2004 | — | — |
| Mecom J. W. #12542-505-35078 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Lobo) | ActiveGas | 9,100 | Aug 18, 2004 | — | — |
| Asche #8542-505-35046 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 10,400 | Aug 16, 2004 | — | — |
| Veleno Ranch #542-505-35076 | Vantage Operating LLC | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 10,350 | Aug 16, 2004 | — | — |
| Vielmann-Ramirez #142-505-35077 | Hilcorp Energy Company | Zapata, TXBig Mac (8260) | ActiveGas | 11,550 | Aug 16, 2004 | — | — |
| Bhch #142-505-35074 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,060 | Aug 13, 2004 | — | — |
| Haynes #2342-505-34687 | Hilcorp Energy Company | Zapata, TXComitas (8900) | Temporarily abandonedGas | 10,776 | Aug 12, 2004 | — | — |
| Asche #8642-505-35071 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 13,200 | Aug 10, 2004 | — | — |
| Leonardo #3942-505-35072 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 12,816 | Aug 10, 2004 | — | — |
| Bruni Mineral Trust 15 #442-505-35073 | Killam Oil Co. Ltd. | Zapata, TXZwebb (10350) | PluggedGas | 13,000 | Aug 10, 2004 | — | — |
| Haynes L. #13142-505-35067 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | Temporarily abandonedGas | 10,448 | Aug 4, 2004 | — | — |
| Haynes L. #13342-505-35069 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,000 | Aug 4, 2004 | — | — |
| RMT #742-505-35070 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,000 | Aug 4, 2004 | — | — |
| Jennings #39D42-505-31149 | Hilcorp Energy Company | Zapata, TXJennings (Wilcox Consolidated) | Temporarily abandonedGas | 8,382 | Aug 2, 2004 | — | — |
| Flores M #1142-505-35068 | Hilcorp Energy Company | Zapata, TXWildcat | Temporarily abandonedGas | 9,255 | Aug 2, 2004 | — | — |
| RMT #942-505-35065 | Hilcorp Energy Company | Zapata, TXFlores W. (Perdido) | ActiveGas | 9,186 | Jul 30, 2004 | — | — |
| Flores L. G. #4342-505-35066 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,600 | Jul 30, 2004 | — | — |