| Rehmet Estate #242-249-31229 | Southwest Oil & Land Inc. | Jim WellsOrange Grove (1200) | PluggedGas | 5,400 | Mar 4, 1981 | 2 | — |
| Hamon-Rehmet #142-249-80364 | Southwest Oil & Land Inc. | Jim WellsOrange Grove (3400) | PluggedGas | 3,500 | Feb 13, 1981 | 1 | — |
| Cardenas A.M. et al #342-215-31076 | Southwest Oil & Land Inc. | HidalgoSan Salvador (8600) | PluggedGas | 9,000 | Sep 26, 1980 | 1 | Apr 1995 |
| Malone Rissa M. #442-025-30297 | Southwest Oil & Land Inc. | BeeMalone Ranch (Pettus Up.) | PluggedGas | 4,500 | Aug 11, 1980 | 1 | — |
| Harris F #842-163-31779 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,500 | May 1, 1980 | 1 | — |
| Harris F #742-163-31754 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,450 | Feb 29, 1980 | 1 | — |
| Mumme #142-249-31081 | Southwest Oil & Land Inc. | Jim WellsAlfred West (3170) | PluggedOil | 5,400 | Jan 17, 1980 | 2 | — |
| Adams -a- #142-409-31372 | Southwest Oil & Land Inc. | San PatricioWest Sinton Gin (5700) | PluggedOil | 6,400 | Nov 20, 1979 | 1 | — |
| Lacey John #742-249-31009 | Southwest Oil & Land Inc. | Jim WellsAlfred (4850) | PluggedGas | 5,350 | Jun 29, 1979 | 2 | — |
| Harris F #642-163-31675 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,475 | Jan 3, 1979 | 1 | — |
| Harris F #542-163-31674 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,475 | Jan 2, 1979 | 1 | — |
| Harris F #342-163-31668 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,450 | Nov 30, 1978 | 1 | — |
| Harris F #442-163-31669 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,475 | Nov 30, 1978 | 1 | — |
| Harris F #242-163-31658 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,350 | Nov 14, 1978 | 1 | — |
| Harris F #142-163-31656 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,350 | Nov 3, 1978 | 1 | — |
| Bowman Ruth McLean #3142-127-31720 | Southwest Oil & Land Inc. | DimmitDent Ingram (Olmos 1) | PluggedGas | 4,500 | Jun 5, 1978 | 1 | — |
| Moore R. V. et al #242-163-31567 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 6,600 | Dec 12, 1977 | 1 | — |
| Hinze H. E. #242-249-30517 | Southwest Oil & Land Inc. | Jim WellsQuinto Creek (4900) | PluggedOil | 5,825 | Jul 16, 1977 | 1 | — |
| Malone Rissa Mary #342-025-30266 | Southwest Oil & Land Inc. | BeeMalone Ranch (Pettus Lo.) | PluggedOil | — | — | 0 | — |
| Cage J. L. -C- #242-047-01369 | Southwest Oil & Land Inc. | BrooksCage Ranch (7800) | PluggedGas | — | — | 0 | — |
| Cage J. L. -a- #1 L42-047-01373 | Southwest Oil & Land Inc. | BrooksCage Ranch (8080 Vicksburg) | PluggedGas | — | — | 0 | — |
| Bowman Ruth McLean #842-127-30002 | Southwest Oil & Land Inc. | DimmitTom-Ray (Olmos 1) | PluggedOil | — | — | 0 | — |
| Bowman Ruth McLean #1042-127-30010 | Southwest Oil & Land Inc. | DimmitTom-Ray (Olmos 1) | PluggedOil | — | — | 0 | — |
| Bowman Ruth McLean #1442-127-30512 | Southwest Oil & Land Inc. | DimmitDent Ingram (Olmos 1) | PluggedOil | — | — | 0 | — |
| Bowman Ruth McLean #1642-127-30575 | Southwest Oil & Land Inc. | DimmitDent Ingram (Olmos 1) | PluggedGas | — | — | 0 | — |
| Johnston James J. #142-163-30403 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #242-163-30490 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #342-163-30491 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #542-163-30823 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #442-163-30824 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #842-163-30918 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #742-163-30920 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #642-163-30921 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Massey-Harper & Lawless #142-163-30925 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Moore R. V. et al #142-163-30982 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #942-163-31022 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #1142-163-31031 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Johnston James J. #1042-163-31032 | Southwest Oil & Land Inc. | FrioPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |
| Woolfe Maude Unit #1 U42-215-00699 | Southwest Oil & Land Inc. | HidalgoMonte Christo N. (F-12) | PluggedGas | — | — | 0 | — |
| Santa Cruz-Hendrix Unit #1 T42-215-00866 | Southwest Oil & Land Inc. | HidalgoSan Salvador (7900) | PluggedGas | — | — | 0 | — |
| Alamia J. R. #142-215-00893 | Southwest Oil & Land Inc. | HidalgoSan Salvador (7200) | PluggedGas | — | — | 0 | — |
| Marmolejo Brigido Jr. #142-215-30309 | Southwest Oil & Land Inc. | HidalgoSan Salvador (6500 Frio) | PluggedGas | — | — | 0 | — |
| Shaeffer Ranch #342-249-01223 | Southwest Oil & Land Inc. | Jim WellsRomero Trap (Hockley) | PluggedGas | — | — | 0 | — |
| Hinze H. E. #142-249-03770 | Southwest Oil & Land Inc. | Jim WellsQuinto Creek (5140) | PluggedOil | — | — | 0 | — |
| Martin J. C. #242-479-04093 | Southwest Oil & Land Inc. | WebbAguilares (Zone 4) | PluggedGas | — | — | 0 | — |
| Martin J. C. #142-479-04094 | Southwest Oil & Land Inc. | WebbAguilares (Zone 4-A) | PluggedOil | — | — | 0 | — |
| Walker J. O. #342-479-04101 | Southwest Oil & Land Inc. | WebbAguilares (Zone 3-A) | PluggedOil | — | — | 0 | — |
| Martin J. C. #742-479-30393 | Southwest Oil & Land Inc. | WebbAguilares (Zone 3-A) | PluggedGas | — | — | 0 | — |
| Buchanan John F. #142-507-30427 | Southwest Oil & Land Inc. | ZavalaPearsall (Austin Chalk) | PluggedOil | — | — | 0 | — |