| Wertz, Dr. C.E. #142-489-30653 | — | Willacy, TX | Plugged | 10,959 | Apr 8, 1981 | — | — |
| Yturria Cattle Co. #142-489-30080 | Petroleum Management Inc. | Willacy, TXLa Sara NE (6675) | PluggedGas | 6,675 | Feb 27, 1981 | — | — |
| Sauz Ranch Mulatos Pasture #11642-489-00219 | Chestnut Explor. and Prod. Inc. | Willacy, TXWillamar | PluggedOil | 7,744 | Feb 20, 1981 | — | — |
| Stone-Labar Bros. #142-489-30645 | — | Willacy, TX | Plugged | 8,500 | Feb 20, 1981 | — | — |
| Sauz Ranch-Mulatos Pasture #16842-489-30642 | — | Willacy, TX | Plugged | 8,100 | Feb 11, 1981 | — | — |
| Sauz Ranch Mulatos Pasture #5942-489-00153 | Parker & Parsley Development L.P | Willacy, TXWildcat | PluggedOil | 8,000 | Jan 14, 1981 | — | — |
| Yturria L&C NCT-2 #4742-489-30087 | Texaco Inc. | Willacy, TXRaymondville (LM - 16) | PluggedGas | 6,565 | Dec 31, 1980 | — | — |
| Kipp-Lincoln #142-489-30636 | — | Willacy, TX | Plugged | 8,190 | Dec 16, 1980 | — | — |
| Bell S. H. -B- #342-489-00240 | Exxon Corp. | Willacy, TXWillamar (Graben North) | PluggedOil | 7,856 | Nov 21, 1980 | — | — |
| Sauz Ranch Mulatos Pasture #16442-489-30632 | Shoco Production LLC | Willacy, TXWillamar (Graben C-1 Sand N.) | ActiveOil | 8,100 | Nov 7, 1980 | — | — |
| Willamar West Unit #14442-489-30633 | Citation Oil & Gas Corp. | Willacy, TXWillamar West | Shut inOil | 8,050 | Nov 7, 1980 | — | — |
| Willamar Community U #142-489-00410 | Citation Oil & Gas Corp. | Willacy, TXWillamar (5120) | PluggedOil | 7,941 | Oct 16, 1980 | — | — |
| Yturria L&L Co. -a- NCT-1 #2142-489-00604 | Texaco Inc. | Willacy, TXWildcat | PluggedOil | 7,644 | Oct 9, 1980 | — | — |
| Bell, S. H. #642-489-30630 | Amoco Production Company | Willacy, TXWillamar (6350) | Not on schedule | 6,500 | Sep 26, 1980 | — | — |
| Corbett #142-489-30628 | Moore-McCormack Energy Inc. | Willacy, TXCorbett (8150 Frio) | PluggedGas | 9,600 | Sep 5, 1980 | — | — |
| Yturria L&L Co a NCT-1 #2242-489-00622 | Texaco Inc. | Willacy, TXRaymondville (F- 4-A) | PluggedGas | 7,763 | Aug 20, 1980 | — | — |
| Parham Ellie #4D42-489-30623 | Modern Exploration Inc. | Willacy, TXKing Ranch W. (Miocene 5700) | PluggedOil | 2,600 | Jun 26, 1980 | — | — |
| Galvan, Miyoko et al #142-489-30624 | — | Willacy, TX | Plugged | 8,200 | Jun 24, 1980 | — | — |
| Bakke #142-489-30622 | — | Willacy, TX | Plugged | 10,588 | May 21, 1980 | — | — |
| Hart, Brite #142-489-30621 | — | Willacy, TX | Plugged | 17,500 | May 5, 1980 | — | — |
| Willamar West Miocene Unit #m 1442-489-30618 | Citation Oil & Gas Corp. | Willacy, TXWillamar West (Miocene 4710) | Temporarily abandonedGas | 4,900 | Mar 20, 1980 | — | — |
| Willamar Community #242-489-30619 | Citation Oil & Gas Corp. | Willacy, TXWillamar (Graben 5090) | ActiveOil | 6,550 | Mar 20, 1980 | — | — |
| Rhodes-Darling Unit #142-489-30576 | Convest Energy Corporation | Willacy, TXNile (Frio 8985) | Not on scheduleGas | 10,700 | Jan 28, 1980 | — | — |
| Cavazos Rogerio #142-489-30615 | Carl Oil & Gas Co. | Willacy, TXWillamar (Miocene 5100) | PluggedOil | 5,280 | Jan 28, 1980 | — | — |
| Rio Farms, Inc. #142-489-30614 | — | Willacy, TX | Plugged | 10,190 | Dec 4, 1979 | — | — |
| Sauz Ranch Mulatos Pasture #442-489-00186 | Parker & Parsley Development L.P | Willacy, TXWildcat | PluggedOil | 7,955 | Nov 15, 1979 | — | — |
| Sauz Ranch - Tenerias #1442-489-30611 | — | Willacy, TX | Plugged | 8,900 | Oct 15, 1979 | — | — |
| Corbett, C. M. -B- #142-489-30610 | — | Willacy, TX | Plugged | 9,900 | Oct 12, 1979 | — | — |
| Hendricks Phoebie #142-489-30608 | Crystal Oil Co.-Ley Petro. Corp. | Willacy, TXNile (Frio 9540) | PluggedGas | 10,500 | Oct 10, 1979 | — | — |
| Jones, I. L. #142-489-30607 | — | Willacy, TX | Plugged | 10,934 | Sep 26, 1979 | — | — |
| Willamar West Miocene Unit #m 1242-489-30606 | Citation Oil & Gas Corp. | Willacy, TXWillamar West (Miocene 5300) | ActiveOil | 5,350 | Sep 24, 1979 | — | — |
| Goetzke, E. M. #142-489-30605 | — | Willacy, TX | Plugged | 1,099 | Aug 13, 1979 | — | — |
| Solis #142-489-30603 | Centura Incorporated | Willacy, TXWillamar S W (Frio 8200) | PluggedOil | 8,700 | Jul 25, 1979 | — | — |
| Floyd Murray et UX #142-489-30602 | Convest Energy Corporation | Willacy, TXJabrand (Frio 9575) | PluggedGas | 10,300 | Jul 16, 1979 | — | — |
| Savage, Lera #142-489-30601 | — | Willacy, TX | Plugged | 8,513 | Jun 21, 1979 | — | — |
| Sauz Ranch Mulatos Pasture #5742-489-00243 | Chestnut Explor. and Prod. Inc. | Willacy, TXWillamar | PluggedOil | 7,752 | Jun 13, 1979 | — | — |
| Cavazos, E. #142-489-30600 | — | Willacy, TX | Plugged | 8,020 | May 30, 1979 | — | — |
| Brian Eby J. #242-489-00408 | Amoco Production Company | Willacy, TXWillamar (5200) | PluggedGas | 5,302 | Apr 2, 1979 | — | — |
| Williamar West Miocene Unit #m 142-489-00562 | Citation Oil & Gas Corp. | Willacy, TXWillamar West (Miocene 5850) | Shut inOil | 7,305 | Mar 22, 1979 | — | — |
| Willamar West (Miocene) Unit #m 842-489-00596 | Pan American Petroleum Corp. | Willacy, TXWillamar West (Miocene 5800) | PluggedGas | 1,500 | Mar 21, 1979 | — | — |
| Yturria Cattle Co. #1742-489-00678 | Mabee Petroleum Corp. | Willacy, TXLa Sara NW. (3000) | PluggedOil | 3,118 | Mar 9, 1979 | — | — |
| Sauz Ranch Mulatos Pasture #5542-489-00173 | Chestnut Explor. and Prod. Inc. | Willacy, TXWillamar (Graben a-1 Sd. N.) | PluggedOil | 7,946 | Feb 16, 1979 | — | — |
| Yturria L & C Co. NCT-2 #3242-489-30021 | Texaco Inc. | Willacy, TXRaymondville South (F-9) | PluggedGas | 7,765 | Jan 31, 1979 | — | — |
| Sauz Ranch Mulatos Pasture #1742-489-00214 | Shoco Production LLC | Willacy, TXWillamar (Graben North) | PluggedOil | 7,965 | Jan 12, 1979 | — | — |
| Corbett C. M. #142-489-30596 | Faulconer Vernon E. Inc. | Willacy, TXLa Jara (Frio) | PluggedGas | 10,600 | Dec 13, 1978 | — | — |
| Sauz Ranch Nopal #442-489-30593 | Pinnell H. P. Trustee | Willacy, TXArroyo Colorado (E-1) | PluggedGas | 4,000 | Dec 7, 1978 | — | — |
| Stone Gas Unit #242-489-30592 | — | Willacy, TXLa Sal Vieja (Frio 10800) | Plugged | 12,500 | Nov 8, 1978 | — | — |
| Bell S. H. #442-489-20015 | Exxon Corp. | Willacy, TXWildcat | PluggedOil | 8,260 | Oct 26, 1978 | — | — |
| Sauz Ranch Mulatos Pasture #16142-489-30590 | Chestnut Explor. and Prod. Inc. | Willacy, TXWillamar West | PluggedOil | 8,400 | Sep 19, 1978 | — | — |
| Bell S. H. #542-489-30589 | Exxon Corp. | Willacy, TXWildcat | Not on scheduleOil | 8,400 | Sep 15, 1978 | — | — |