| Bloodworth 139 #142-435-32213 | HNG Oil Company | Sutton, TXSawyer (Leonard) | PluggedGas | 8,500 | Aug 2, 1979 | — | — |
| TX State 13 #142-475-31912 | HNG Oil Company | Ward, TX | Drilled | 6,800 | Jun 29, 1979 | — | — |
| Vanderstucken 34 #542-435-32179 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 4,700 | May 10, 1979 | — | — |
| Pfluger 88 #242-435-32177 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,000 | May 8, 1979 | — | — |
| Zachman 24 #142-483-30474 | HNG Oil Company | Wheeler, TX | Drilled | 13,000 | May 8, 1979 | — | — |
| Wallace 77 #442-435-32173 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 4,900 | May 1, 1979 | — | — |
| Uribe Aureliano Heirs #242-505-31079 | HNG Oil Company | Zapata, TXLas Ovejas (Wilcox 8400) | PluggedGas | 9,800 | Apr 6, 1979 | — | — |
| Wallace 64 #342-435-32158 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 4,700 | Mar 23, 1979 | — | — |
| Stewart 3 #242-435-32147 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,400 | Feb 16, 1979 | — | — |
| Stewart 2 #342-435-32148 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,200 | Feb 16, 1979 | — | — |
| Sellman 33 #242-435-32140 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,000 | Feb 1, 1979 | — | — |
| Hoover-Morriss 23 #242-389-31019 | HNG Oil Company | Reeves, TXWaha North (Delaware Sand) | PluggedOil | 6,600 | Jan 22, 1979 | — | — |
| Laurel Oscar M. #242-505-31065 | HNG Oil Company | Zapata, TXLas Ovejas (Wilcox 8400) | PluggedGas | 9,500 | Jan 10, 1979 | — | — |
| University 21-36 #142-495-31015 | HNG Oil Company | Winkler, TXUniversity Blk. 21(BRUSHY Canyon | PluggedOil | 8,200 | Dec 1, 1978 | — | — |
| University 21-35 #142-495-30151 | HNG Oil Company | Winkler, TXUniversity Blk. 21(BRUSHY Canyon | PluggedOil | 16,940 | Nov 20, 1978 | — | — |
| Alexander M.M. a #142-505-31048 | HNG Oil Company | Zapata, TXLas Lomas (Wilcox 7800) | PluggedGas | 7,900 | Oct 25, 1978 | — | — |
| Galbreath 67 #242-435-32105 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 6,400 | Oct 19, 1978 | — | — |
| Bruni Mineral Trust a #442-505-31045 | HNG Oil Company | Zapata, TXLa Perla (Wilcox 6800) | PluggedGas | 7,300 | Oct 12, 1978 | — | — |
| Phillips-TXL 13 #142-389-31003 | HNG Oil Company | Reeves, TXAylesworth (Cherry Canyon) | PluggedGas | 6,200 | Oct 3, 1978 | — | — |
| Bartlett-Cuellar-State #142-505-31042 | HNG Oil Company | Zapata, TXLas Lomas (Wilcox 7800) | PluggedGas | 12,500 | Oct 2, 1978 | — | — |
| Felmont-State 16 #142-389-30999 | HNG Oil Company | Reeves, TXGolden Eagle (Castile) | Not on scheduleGas | 6,000 | Sep 15, 1978 | — | — |
| Wallace 65 #242-435-32098 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,200 | Aug 24, 1978 | — | — |
| Elliot Carolyn Nugent #142-255-30655 | HNG Oil Company | Karnes, TXHondo Creek (Wilcox 7700) | PluggedGas | 11,500 | Aug 21, 1978 | — | — |
| Miller 129 #142-475-31769 | HNG Oil Company | Ward, TXRhoda Walker (Canyon 5900) | PluggedOil | 7,000 | Aug 16, 1978 | — | — |
| Haley Unit 19 #242-495-30489 | HNG Oil Company | Winkler, TXEvetts (Silurian) | PluggedGas | 21,500 | Aug 15, 1978 | — | — |
| Bartlett Terrell #242-505-31031 | HNG Oil Company | Zapata, TXLas Lomas (Wilcox 5500) | PluggedGas | 8,200 | Aug 2, 1978 | — | — |
| Galbreath 67 #342-435-32091 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 6,250 | Jul 5, 1978 | — | — |
| Robertson 138 #142-475-30845 | HNG Oil Company | Ward, TXPhantom (Pennsylvanian) | PluggedGas | 20,965 | Jul 3, 1978 | — | — |
| Texas State 24 #1 A42-389-30983 | HNG Oil Company | Reeves, TXDouble Eagle (Castile) | PluggedGas | 6,000 | Jun 19, 1978 | — | — |
| Laurel, Sergio #142-505-31005 | HNG Oil Company | Zapata, TX | Drilled | 9,500 | Jun 6, 1978 | — | — |
| Reed 29 #142-371-32578 | HNG Oil Company | Pecos, TX | Drilled | 17,300 | Jun 2, 1978 | — | — |
| Sabine State 12 #142-389-30505 | HNG Oil Company | Reeves, TXAylesworth (Penn) | PluggedGas | 19,755 | May 30, 1978 | — | — |
| Askew 48 #142-435-32079 | HNG Oil Company | Sutton, TX | Drilled | 6,500 | May 17, 1978 | — | — |
| Fields 29 #142-435-32072 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 6,500 | Apr 27, 1978 | — | — |
| Sinclair-Hunt #242-025-30362 | HNG Oil Company | Bee, TXTuleta South (1250) | PluggedGas | 1,500 | Apr 11, 1978 | — | — |
| Pfluger 108 #142-413-30699 | HNG Oil Company | Schleicher, TXEldorado (Canyon) | PluggedGas | 7,100 | Apr 6, 1978 | — | — |
| Wallace 76 #242-435-32067 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,000 | Apr 4, 1978 | — | — |
| Wade 43 #142-435-32064 | HNG Oil Company | Sutton, TXSeco (Strawn) | PluggedOil | 4,165 | Mar 16, 1978 | — | — |
| Temple #142-455-30296 | HNG Oil Company | Trinity, TXApple Springs (Mooringsport) | PluggedGas | 12,500 | Mar 6, 1978 | — | — |
| McFarland 28 #142-389-30513 | HNG Oil Company | Reeves, TXWorsham-Bayer (Devonian) | PluggedGas | 18,500 | Feb 13, 1978 | — | — |
| Lucas -9- #142-211-30547 | HNG Oil Company | Hemphill, TXViking (Morrow Upper) | PluggedGas | 15,500 | Feb 10, 1978 | — | — |
| Wallace 76 #142-435-32031 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 5,000 | Jan 9, 1978 | — | — |
| Monroe 116 #142-475-31688 | HNG Oil Company | Ward, TXRhoda Walker (Canyon 5900) | PluggedOil | 7,300 | Jan 6, 1978 | — | — |
| Vanderstucken 65 #342-435-32012 | HNG Oil Company | Sutton, TXSawyer (Canyon) | PluggedGas | 4,250 | Nov 30, 1977 | — | — |
| Smith 129 #142-413-30641 | HNG Oil Company | Schleicher, TXSawyer (Canyon) | PluggedGas | 7,050 | Nov 23, 1977 | — | — |
| University 14 #142-475-31670 | HNG Oil Company | Ward, TXBlock 17 (Cherry Canyon) | PluggedOil | 7,200 | Nov 23, 1977 | — | — |
| Musselman, Rose L. #342-469-31136 | HNG Oil Company | Victoria, TX | Drilled | 2,800 | Nov 15, 1977 | — | — |
| Martinez Lauro #242-505-30932 | HNG Oil Company | Zapata, TXJ. C. Martin (Lobo) | PluggedGas | 11,500 | Nov 8, 1977 | — | — |
| Hoover-Morris 23 #142-389-30912 | HNG Oil Company | Reeves, TXWorsham-Bayer (Devonian) | PluggedGas | 18,500 | Nov 3, 1977 | — | — |
| Lee 128 #242-475-31643 | HNG Oil Company | Ward, TXRhoda Walker (Canyon 5900) | Not on scheduleOil | 6,766 | Oct 24, 1977 | — | — |