| La Perla #19942-505-33880 | — | Zapata, TXVidaurri (Lobo) | Plugged | 9,300 | Nov 25, 1998 | — | — |
| La Perla #19842-505-33878 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,000 | Nov 24, 1998 | — | — |
| Vela-Lopeno Minerals Ltd #1__42-505-33879 | — | Zapata, TXLopeno, NE (Wilcox Upper) | Plugged | 15,400 | Nov 23, 1998 | — | — |
| Barberio et al #142-505-33877 | — | Zapata, TX | Plugged | 4,000 | Nov 18, 1998 | — | — |
| La Perla #19742-505-33875 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,207 | Nov 13, 1998 | — | — |
| La Perla #19642-505-33876 | — | Zapata, TXMcMurrey (Lobo) | Plugged | 9,800 | Nov 13, 1998 | — | — |
| Garza L. #642-505-33824 | Mountain V Texas LLC | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 13,300 | Nov 12, 1998 | — | — |
| La Perla #19542-505-33874 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,800 | Nov 12, 1998 | — | — |
| Haynes #1742-505-33872 | Hilcorp Energy Company | Zapata, TXHaynes (Hinnant Cons.) | ActiveGas | 14,215 | Nov 10, 1998 | — | — |
| Trevino Albert #a 142-505-31482 | Elliott Oil & Gas Operating Co. | Zapata, TXEscobas (Falcon) | PluggedGas | 10,100 | Nov 9, 1998 | — | — |
| Garza-Irene Gas Unit #142-505-33814 | Hilcorp Energy Company | Zapata, TXMunoz (Lobo) | ActiveGas | 13,900 | Nov 5, 1998 | — | — |
| Vela Serapio B #2742-505-33871 | Hilcorp Energy Company | Zapata, TXRoleta (Wilcox Consolidated) | ActiveGas | 8,500 | Nov 5, 1998 | — | — |
| Gutierrez #142-505-33867 | — | Zapata, TXEl Huerfano (10800) | Plugged | 12,500 | Nov 2, 1998 | — | — |
| State Tract M-99142 #142-505-33868 | Paleo Oil Company LLC | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 10,500 | Oct 30, 1998 | — | — |
| Guerra Raul #942-505-33869 | Vantage Operating II LLC | Zapata, TXLopeno (Consolidated) | Temporarily abandonedGas | 11,210 | Oct 28, 1998 | — | — |
| Asche #4042-505-33864 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,340 | Oct 16, 1998 | — | — |
| Yzaguirre-Leo Gas Unit #942-505-33865 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | Temporarily abandonedGas | 11,200 | Oct 16, 1998 | — | — |
| Garza A. #942-505-33866 | Hilcorp Energy Company | Zapata, TXCharco (9200) | ActiveGas | 10,350 | Oct 16, 1998 | — | — |
| Vela J. M. #1342-505-33862 | Chevron U. S. A. Inc. | Zapata, TXWildcat | PluggedGas | 10,700 | Oct 15, 1998 | — | — |
| Asche #3942-505-33755 | Hilcorp Energy Company | Zapata, TXMunoz (Lobo) | ActiveGas | 12,850 | Oct 13, 1998 | — | — |
| Arnulfo Martinez et al Gas Unit #142-505-33863 | Chevron U. S. A. Inc. | Zapata, TXCisco-Benavides (Lobo Cons.) | PluggedGas | 10,650 | Oct 13, 1998 | — | — |
| Ramon Belia et al #242-505-33861 | Chevron U. S. A. Inc. | Zapata, TXCisco-Benavides (Lobo Cons.) | PluggedGas | 10,800 | Sep 30, 1998 | — | — |
| Leonardo #2042-505-33860 | Houston Exploration Company The | Zapata, TXWildcat | PluggedGas | 10,200 | Sep 29, 1998 | — | — |
| Ranchito Tank Gas Unit #142-505-32827 | Enron Oil & Gas Company | Zapata, TXDodier (2000) | PluggedGas | 8,000 | Sep 28, 1998 | — | — |
| Vela-Lopeno Minerals Ltd. #242-505-33859 | Vantage Operating LLC | Zapata, TXWildcat | Temporarily abandonedGas | 11,321 | Sep 25, 1998 | — | — |
| Mecom J. W. #10242-505-33857 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Lobo) | ActiveGas | 10,360 | Sep 21, 1998 | — | — |
| Ramirez L. O. a #1042-505-33858 | Hilcorp Energy Company | Zapata, TXRoleta (7483) | ActiveGas | 11,133 | Sep 21, 1998 | — | — |
| Yzaguirre-Leo Gas Unit #842-505-33856 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | Temporarily abandonedGas | 11,009 | Sep 16, 1998 | — | — |
| Guerra L #1142-505-32597 | Hilcorp Energy Company | Zapata, TXRoleta (Wilcox Consolidated) | Temporarily abandonedGas | 10,700 | Sep 3, 1998 | — | — |
| Uribe Aureliano Heirs #142-505-30991 | Varas Energy Operating Company | Zapata, TXLas Ovejas (Wilcox 9100) | ActiveGas | 9,477 | Sep 2, 1998 | — | — |
| Marshall S. G. #2042-505-33854 | Hilcorp Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | Temporarily abandonedGas | 8,175 | Sep 2, 1998 | — | — |
| Honda #2__42-505-33855 | — | Zapata, TXLas Lomas (Wilcox 7800) | Plugged | 8,750 | Sep 2, 1998 | — | — |
| Cuellar Maria Heirs #142-505-33853 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 9,400 | Sep 1, 1998 | — | — |
| Garza A. #2-C42-505-31502 | Hilcorp Energy Company | Zapata, TXCharco (9200) | ActiveGas | 10,531 | Aug 31, 1998 | — | — |
| Mecom J. W. #10142-505-33852 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Wilcox 9900) | ActiveGas | 10,450 | Aug 28, 1998 | — | — |
| Porras Gas Unit #442-505-33849 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,200 | Aug 26, 1998 | — | — |
| J. O. D. #742-505-33850 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,550 | Aug 26, 1998 | — | — |
| Honda #142-505-33851 | Chevron U. S. A. Inc. | Zapata, TXLos Mogotes (7400) | PluggedGas | 9,350 | Aug 26, 1998 | — | — |
| De Garcia Sara G. #142-505-31327 | Pennzenergy Exp. & Prod. L.L.C. | Zapata, TXVolpe (6600) | PluggedGas | 9,000 | Aug 21, 1998 | — | — |
| Gutirrez J. M. C #342-505-33005 | Varas Energy Operating Company | Zapata, TXCinco de Mayo (Wilcox F ) | ActiveGas | 7,602 | Aug 20, 1998 | — | — |
| La Perla #19342-505-33848 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,448 | Aug 19, 1998 | — | — |
| La Perla #19442-505-33847 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,950 | Aug 18, 1998 | — | — |
| Ramirez Abel #442-505-33844 | Hilcorp Energy Company | Zapata, TXFlores W. (Perdido) | ActiveGas | 8,600 | Aug 10, 1998 | — | — |
| Chevron H Gutierez #142-505-33843 | Unit Petroleum Company | Zapata, TXCharco (9200) | PluggedGas | 11,000 | Aug 7, 1998 | — | — |
| Mecom J. W. #10042-505-33840 | Paleo Oil Company LLC | Zapata, TXJ. C. Martin (Lobo) | ActiveGas | 10,400 | Aug 3, 1998 | — | — |
| Vela-Lopeno Minerals Ltd. #142-505-33839 | Vantage Operating II LLC | Zapata, TXWildcat | Temporarily abandonedGas | 9,500 | Jul 30, 1998 | — | — |
| Juana #942-505-33838 | Conoco Inc. | Zapata, TX | Not on schedule | 10,500 | Jul 28, 1998 | — | — |
| Alonzo Ramirez et al Gas Unit #142-505-33837 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 9,186 | Jul 27, 1998 | — | — |
| Haynes Leonard #2942-505-33618 | Merit Energy Company | Zapata, TXLos Mogotes (Wilcox Cons.) | Temporarily abandonedGas | 11,580 | Jul 23, 1998 | — | — |
| Jennings Ranch C #142-505-33666 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 13,000 | Jul 22, 1998 | — | — |