| Ector AR Fee #642-135-20515 | Pen-Tex Production Co. Inc. | Ector, TXPenwell (Queen) | PluggedGas | 3,920 | May 15, 1997 | — | — |
| Ector AR Fee #2242-135-21060 | Pen-Tex Production Co. Inc. | Ector, TXPenwell (Queen) | PluggedGas | 3,900 | May 16, 1996 | — | — |
| Parker J. E. -a- #142-135-03729 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,250 | Jul 12, 1983 | — | — |
| Parker #542-135-34011 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,399 | Aug 26, 1982 | — | — |
| Parker #442-135-34009 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,400 | Aug 23, 1982 | — | — |
| Parker #342-135-33991 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,409 | Jul 29, 1982 | — | — |
| Parker #242-135-33992 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,418 | Jul 29, 1982 | — | — |
| Parker #142-135-33987 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,438 | Jul 21, 1982 | — | — |
| Parker J. E. -a- #242-135-85572 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,308 | Apr 17, 1981 | — | — |
| Parker J. E. -B- #342-135-33320 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | Feb 13, 1980 | — | — |
| Parker J. E. -B- #1R42-135-08535 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,230 | Nov 20, 1979 | — | — |
| Parker J. E. -B- #242-135-21343 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,258 | Nov 1, 1979 | — | — |
| Ector -G- Fee #542-135-05325 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -G- Fee #642-135-05326 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -G- Fee #742-135-05327 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -G- Fee #842-135-05328 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #242-135-05347 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -G- Fee #142-135-07151 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -G- Fee #242-135-07152 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -G- Fee #342-135-07153 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -G- Fee #442-135-07154 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #142-135-07221 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2842-135-10027 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #3042-135-10028 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2142-135-10033 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2442-135-10053 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2642-135-10065 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #3242-135-10079 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -AR- Fee #142-135-10080 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #1142-135-10094 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #1342-135-10095 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #542-135-10119 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #1042-135-10122 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #942-135-10140 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -AR- Fee #242-135-10163 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,400 | — | — | — |
| Ector -T- Fee #1942-135-10175 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -AR- Fee #342-135-10176 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,400 | — | — | — |
| Ector -T- Fee #1642-135-10178 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #1542-135-10193 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2042-135-10230 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #1842-135-10231 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #1742-135-10236 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #3142-135-10245 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2742-135-10246 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #842-135-10268 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #342-135-10286 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2342-135-10298 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #642-135-10309 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |
| Ector -T- Fee #2542-135-10322 | Pen-Tex Production Co. Inc. | Ector, TXHarper | ActiveOil | 4,300 | — | — | — |
| Ector -T- Fee #2942-135-10329 | Pen-Tex Production Co. Inc. | Ector, TXHarper | PluggedOil | — | — | — | — |