| Lundell B #542-505-33971 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 11,200 | Jul 23, 1999 | — | — |
| Slator Ranch B #142-505-33967 | Mountain V Texas LLC | Zapata, TXZwebb (10350) | ActiveGas | 11,300 | Jul 16, 1999 | — | — |
| Bruni Ranch #4642-505-33964 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 11,613 | Jul 8, 1999 | — | — |
| Slator Ranch C #142-505-33965 | Mountain V Texas LLC | Zapata, TXZwebb (10350) | ActiveGas | 11,200 | Jul 8, 1999 | — | — |
| Volpe #142-505-33966 | — | Zapata, TX | Plugged | 11,000 | Jul 8, 1999 | — | — |
| J.O.D. 1 #942-505-33962 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 14,230 | Jul 2, 1999 | — | — |
| Jennings Ranch D #142-505-33963 | Hilcorp Energy Company | Zapata, TXJennings Ranch (Lobo Cons.) | ActiveGas | 12,407 | Jul 2, 1999 | — | — |
| Flores L. G. #2342-505-33960 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | Temporarily abandonedGas | 11,330 | Jun 29, 1999 | — | — |
| Asche #4342-505-33961 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,400 | Jun 29, 1999 | — | — |
| Vela Serapio E #2642-505-33959 | Hilcorp Energy Company | Zapata, TXRoleta (C-5) | ActiveGas | 9,350 | Jun 28, 1999 | — | — |
| La Perla B2 #1242-505-33957 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | Temporarily abandonedGas | 9,620 | Jun 23, 1999 | — | — |
| Marshall S. G. #2442-505-33956 | Mountain V Texas LLC | Zapata, TXPok - a - Dot (8600) | Temporarily abandonedGas | 9,300 | Jun 22, 1999 | — | — |
| Trevino Albert #640342-505-33955 | Hilcorp Energy Company | Zapata, TXEscobas (Falcon) | Temporarily abandonedGas | 2,850 | Jun 21, 1999 | — | — |
| Demartinez M. #542-505-33954 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 9,820 | Jun 18, 1999 | — | — |
| Trevino #2142-505-33953 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | Temporarily abandonedGas | 9,800 | Jun 17, 1999 | — | — |
| Texaco Fee #142-505-33952 | EOG Resources Inc. | Zapata, TXZwebb (10350) | PluggedGas | 12,200 | Jun 11, 1999 | — | — |
| Vasquez-Uribe a Gas Unit #242-505-32595 | Hilcorp Energy Company | Zapata, TXLa Rica (6866 Wilcox) | Temporarily abandonedGas | 9,000 | Jun 10, 1999 | — | — |
| Cuellar Maria #1342-505-33951 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | ActiveGas | 9,900 | Jun 9, 1999 | — | — |
| La Perla B2 #1142-505-33950 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,600 | Jun 8, 1999 | — | — |
| King-Gutierrez Gas Unit #142-505-33948 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,100 | May 27, 1999 | — | — |
| A. Uribe Heirs #342-505-33409 | EOG Resources Inc. | Zapata, TXLas Ovejas (Wilcox 8400) | PluggedGas | 14,000 | May 24, 1999 | — | — |
| Marshall S. G. #2142-505-33947 | Hilcorp Energy Company | Zapata, TXCisco-Benavides (Lobo Cons.) | Temporarily abandonedGas | 9,600 | May 21, 1999 | — | — |
| Lopez #1 A42-505-31235 | Varas Energy Operating Company | Zapata, TXAlejandrenas (Wilcox 9100) | Temporarily abandonedGas | 9,338 | May 20, 1999 | — | — |
| FGG Ranches #142-505-33946 | Varas Energy Operating Company | Zapata, TXLos Mogotes (Lobo 1) | ActiveGas | 11,305 | May 19, 1999 | — | — |
| Gutierrez J. M. #942-505-33942 | Hilcorp Energy Company | Zapata, TXCharco (9200) | ActiveGas | 9,900 | May 18, 1999 | — | — |
| Porras Gas Unit #542-505-33943 | Hilcorp Energy Company | Zapata, TXCharco (9900) | ActiveGas | 10,230 | May 18, 1999 | — | — |
| Garza L. Estate of et al #242-505-33944 | Houston Exploration Company The | Zapata, TXWildcat | PluggedGas | 14,700 | May 18, 1999 | — | — |
| Asche #4242-505-33945 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 13,000 | May 18, 1999 | — | — |
| Yzaguirre J. #r 1ST42-505-33161 | Dolphin Petroleum LP | Zapata, TXWildcat | ActiveGas | 10,500 | May 17, 1999 | — | — |
| La Perla #20642-505-33940 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 10,100 | May 14, 1999 | — | — |
| Bruni Ranch #4542-505-33939 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 11,500 | May 12, 1999 | — | — |
| Vela Oscar #242-505-33938 | Hilcorp Energy Company | Zapata, TXRoleta (Wilcox Consolidated) | ActiveGas | 9,944 | May 7, 1999 | — | — |
| Cuellar Trust #242-505-33937 | Chevron U. S. A. Inc. | Zapata, TXLas Lomas (Wilcox 7800) | Not on schedule | 9,000 | May 6, 1999 | — | — |
| San Martin #142-505-33936 | — | Zapata, TXEl Huerfano (10800) | Plugged | 12,000 | Apr 29, 1999 | — | — |
| Gutierrez Chevron R. #142-505-33870 | Unit Petroleum Company | Zapata, TXCharco (9900) | PluggedGas | 11,200 | Apr 28, 1999 | — | — |
| Trevino Albert #640242-505-33935 | Hilcorp Energy Company | Zapata, TXEscobas (Falcon) | Temporarily abandonedGas | 2,850 | Apr 27, 1999 | — | — |
| Slator Ranch a #142-505-33934 | Mountain V Texas LLC | Zapata, TXZwebb (10350) | ActiveGas | 10,500 | Apr 26, 1999 | — | — |
| Rathmell J. G. #1642-505-33674 | Merit Energy Company | Zapata, TXHundido (9300) | ActiveGas | 10,750 | Apr 22, 1999 | — | — |
| Jennings J. D. #45242-505-33932 | Sue-Ann Operating L.C. | Zapata, TXJennings W. (1370) | PluggedGas | 5,600 | Apr 21, 1999 | — | — |
| Jennings, J. D. #45542-505-33933 | Mote Resources, Inc. | Zapata, TX | Not on schedule | 5,600 | Apr 21, 1999 | — | — |
| Asche #4142-505-33928 | Hilcorp Energy Company | Zapata, TXHaynes (Middle Wilcox Cons.) | ActiveGas | 11,500 | Apr 19, 1999 | — | — |
| Flores L. G. #2242-505-33929 | Hilcorp Energy Company | Zapata, TXMunoz (Lobo) | ActiveGas | 14,230 | Apr 19, 1999 | — | — |
| Alfonso #1042-505-33930 | Hilcorp Energy Company | Zapata, TXCharco (9200) | ActiveGas | 10,310 | Apr 19, 1999 | — | — |
| Jennings, J. D. #45142-505-33931 | Mote Resources, Inc. | Zapata, TX | Not on schedule | 5,600 | Apr 19, 1999 | — | — |
| Phelps-Neblett #142-505-32361 | Denali Oil & Gas Management LLC | Zapata, TXHaynes (Hinnant Cons.) | PluggedGas | 13,000 | Apr 16, 1999 | — | — |
| Rathmell J. G. #1342-505-33226 | Merit Energy Company | Zapata, TXHundido (Lobo) | ActiveGas | 10,700 | Apr 13, 1999 | — | — |
| Barrocito B. M. #142-505-33927 | EOG Resources Inc. | Zapata, TXLas Ovejas (Wilcox 9550) | PluggedGas | 12,100 | Apr 13, 1999 | — | — |
| Spear Irene L. #142-505-33926 | Hilcorp Energy Company | Zapata, TXLa Perla (Lobo Cons.) | ActiveGas | 9,750 | Apr 8, 1999 | — | — |
| Leyendecker G.L. #542-505-33925 | NI Energy LLC | Zapata, TXFandango (Wilcox Consolidated) | Temporarily abandonedGas | 14,446 | Apr 7, 1999 | — | — |
| Cantu #642-505-33919 | Falcon Production Co. | Zapata, TXLa Perla (Lobo Cons.) | PluggedGas | 8,000 | Apr 6, 1999 | — | — |