| D. Ramirez Gas Unit #142-505-34766 | Houston Exploration Company The | Zapata, TXWildcat | PluggedGas | 10,000 | Jun 23, 2003 | — | — |
| Haynes L. #9642-505-34763 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,550 | Jun 18, 2003 | — | — |
| BMT-FNB #642-505-34759 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 10,000 | Jun 16, 2003 | — | — |
| Bustamante G. U. #742-505-34760 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 14,100 | Jun 16, 2003 | — | — |
| Bustamante G. U. #842-505-34761 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 14,125 | Jun 16, 2003 | — | — |
| Alexander #142-505-34757 | Hilcorp Energy Company | Zapata, TXTigre Grande (12000) | ActiveGas | 13,300 | Jun 10, 2003 | — | — |
| Haynes #2642-505-34758 | Legend Natural Gas, LP | Zapata, TX | Not on schedule | 11,600 | Jun 10, 2003 | — | — |
| Gutierrez J. #142-505-34756 | Dominion Expl. & Prod. Inc. | Zapata, TXWildcat | PluggedGas | 13,000 | Jun 9, 2003 | — | — |
| Thomasma Ray J. #842-505-34755 | Hilcorp Energy Company | Zapata, TXZwebb (10350) | ActiveGas | 13,000 | Jun 4, 2003 | — | — |
| Ramirez Abel #642-505-34721 | Hilcorp Energy Company | Zapata, TXFlores W. (Perdido) | ActiveGas | 8,608 | Jun 3, 2003 | — | — |
| Jennings Ranch D #2042-505-34754 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 13,220 | Jun 2, 2003 | — | — |
| Jennings Ranch C #342-505-33803 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 13,039 | May 30, 2003 | — | — |
| Mendoza #142-505-34752 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | PluggedGas | 12,000 | May 30, 2003 | — | — |
| Veleno #242-505-34753 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,974 | May 30, 2003 | — | — |
| Jennings Ranch D #1842-505-34749 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 12,600 | May 29, 2003 | — | — |
| Vela - State #142-505-34750 | Legend Natural Gas, LP | Zapata, TX | Not on schedule | 16,000 | May 29, 2003 | — | — |
| Jennings Ranch D #1942-505-34751 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 12,800 | May 29, 2003 | — | — |
| Haynes #2442-505-34695 | Hilcorp Energy Company | Zapata, TXHaynes (Hinnant Cons.) | ActiveGas | 13,200 | May 28, 2003 | — | — |
| La Perla B2 #2142-505-34748 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,454 | May 28, 2003 | — | — |
| Yzaguirre-Leo Gas Unit #1242-505-34746 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 14,026 | May 27, 2003 | — | — |
| Bruni Mineral Trust #2A42-505-32528 | — | Zapata, TXAlte Hunde (6500) | Plugged | 7,350 | May 23, 2003 | — | — |
| El Ebanito #442-505-34745 | — | Zapata, TXSuerte Loca (Wilcox 10270) | Plugged | 9,900 | May 22, 2003 | — | — |
| Haynes L. #9442-505-34743 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,600 | May 21, 2003 | — | — |
| Haynes L. #9542-505-34744 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,350 | May 21, 2003 | — | — |
| Benavides Trust #542-505-34741 | Merit Energy Company | Zapata, TXHundido (Lobo) | ActiveGas | 11,384 | May 15, 2003 | — | — |
| Saenz et al #142-505-34742 | — | Zapata, TXRoleta (Wilcox Consolidated) | Plugged | 13,500 | May 15, 2003 | — | — |
| Jennings Ranch AA #2042-505-34740 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 12,885 | May 14, 2003 | — | — |
| Benavides Trust #442-505-34739 | Merit Energy Company | Zapata, TXHundido (Lobo) | Temporarily abandonedGas | 11,300 | May 12, 2003 | — | — |
| Bustamante Cathodic Unit #142-505-34727 | Conocophillips Company | Zapata, TX | Not on schedule | 350 | May 9, 2003 | — | — |
| La Perla Cathodic Unit #142-505-34728 | Conocophillips Company | Zapata, TX | Not on schedule | 350 | May 9, 2003 | — | — |
| Jennings Ranch AA #3242-505-34737 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 13,150 | May 9, 2003 | — | — |
| Gutierrez Higinio Jr. #242-505-34738 | EOG Resources Inc. | Zapata, TXHaynes (Middle Wilcox Cons.) | Not on scheduleGas | 12,000 | May 9, 2003 | — | — |
| Aide Santos #142-505-34639 | XTO Energy Inc. | Zapata, TXLopeno ( Reklaw B) | PluggedGas | 11,600 | May 8, 2003 | — | — |
| Gutierrez Raquel #142-505-34735 | Three C Exploration LLC | Zapata, TXHaynes (Middle Wilcox Cons.) | Temporarily abandonedGas | 10,750 | May 8, 2003 | — | — |
| Veleno #142-505-34736 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 10,974 | May 8, 2003 | — | — |
| Haynes L. #9142-505-34725 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | Temporarily abandonedGas | 9,650 | May 7, 2003 | — | — |
| A. Garza Cathodic Unit #142-505-34729 | Conocophillips Company | Zapata, TX | Not on schedule | 350 | May 7, 2003 | — | — |
| Ramirez M. R. #1142-505-34730 | Vantage Operating II LLC | Zapata, TXLopeno ( Reklaw B) | Temporarily abandonedGas | 5,800 | May 7, 2003 | — | — |
| Guerra Avelino #542-505-34731 | Vantage Operating LLC | Zapata, TXLopeno (Consolidated) | Temporarily abandonedGas | 5,700 | May 7, 2003 | — | — |
| Ramirez, Josefa #642-505-34732 | Dominion Expl. & Prod., Inc. | Zapata, TX | Not on schedule | 12,900 | May 7, 2003 | — | — |
| Benavides #142-505-34733 | XTO Energy Inc. | Zapata, TXWildcat | PluggedGas | 12,200 | May 7, 2003 | — | — |
| Villarreal #142-505-34734 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 10,500 | May 7, 2003 | — | — |
| Haynes L. #9242-505-34726 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | ActiveGas | 10,000 | May 6, 2003 | — | — |
| Jennings Ranch C #4142-505-34706 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 13,215 | May 1, 2003 | — | — |
| Ramirez D. #142-505-34724 | Hilcorp Energy Company | Zapata, TXCharco (9200) | ActiveGas | 10,229 | Apr 29, 2003 | — | — |
| El Peyote Mineral Trust #242-505-32977 | TD Natural Resources LLC | Zapata, TXMartinez (Hinnant 1ST Upper | ActiveGas | 14,626 | Apr 23, 2003 | — | — |
| Jennings Ranch C #5442-505-34720 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 12,895 | Apr 23, 2003 | — | — |
| Cuellar G.U. #142-505-34722 | Hilcorp Energy Company | Zapata, TXExsun (Lobo Cons.) | ActiveGas | 11,700 | Apr 22, 2003 | — | — |
| Daisy #542-505-34717 | Forest Oil Corporation | Zapata, TXWildcat | PluggedGas | 11,900 | Apr 21, 2003 | — | — |
| Jennings #8142-505-34712 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 13,050 | Apr 17, 2003 | — | — |