| W. E. Cowden #642-135-34210 | Baker Operating Inc. | EctorHarper | ActiveOil | 4,280 | May 27, 1983 | 1 | Aug 2026 |
| Cowden, W. E. #742-135-34211 | Kerry Oil & Gas, Inc. | EctorHarper | Not on schedule | 4,500 | May 27, 1983 | 1 | — |
| Cowden, W. E. #842-135-34212 | Kerry Oil & Gas, Inc. | EctorHarper | Not on schedule | 4,500 | May 27, 1983 | 1 | — |
| Goldsmith-Cummins /Deep/ Unit #18042-135-34173 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | Shut inOil | 6,345 | May 19, 1983 | 1 | Aug 2026 |
| Goldsmith-Cummins /Deep/ Unit #18142-135-34174 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | Shut inOil | 6,400 | May 19, 1983 | 1 | Aug 2026 |
| Goldsmith-Cummins /Deep/ Unit #18242-135-34175 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | Shut inOil | 6,400 | May 19, 1983 | 1 | Aug 2026 |
| Goldsmith-Cummins /Deep/ Unit #18342-135-34176 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | Shut inOil | 6,400 | May 19, 1983 | 1 | Aug 2026 |
| Goldsmith-Cummins /Deep/ Unit #18442-135-34177 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | ActiveOil | 6,400 | May 19, 1983 | 1 | Aug 2026 |
| Goldsmith-Cummins /Deep/ Unit #18542-135-34178 | Formentera Operations LLC | EctorGoldsmith (Clear Fork) | ActiveOil | 6,400 | May 19, 1983 | 1 | Aug 2026 |
| Johnson J. L. -AB- #15142-135-34195 | GL Energy Operating LLC | EctorJohnson | PluggedOil | 4,230 | May 18, 1983 | 1 | Aug 2026 |
| Johnson J. L. -AB- #15042-135-34196 | GL Energy Operating LLC | EctorJohnson | PluggedOil | 4,230 | May 18, 1983 | 1 | Aug 2026 |
| Johnson J. L. -AB- #14942-135-34197 | GL Energy Operating LLC | EctorJohnson | PluggedOil | 4,230 | May 18, 1983 | 1 | Aug 2026 |
| Johnson J. L. -AB- #14842-135-34198 | GL Energy Operating LLC | EctorJohnson | Shut inOil | 3,938 | May 18, 1983 | 1 | Aug 2026 |
| Shell-Cowden #442-135-34199 | Bennett R. C. Company | EctorHarper | PluggedOil | 4,500 | May 18, 1983 | 1 | May 1994 |
| Reading-Moss #442-135-34194 | Laguna Petroleum Corporation | EctorCowden South (Canyon 8790) | PluggedOil | 9,400 | May 17, 1983 | 1 | Oct 2011 |
| Superior-Ratliff #142-135-10711 | Fasken David | EctorMac-Boring (Devonian) | PluggedOil | 13,335 | May 11, 1983 | 1 | — |
| Parker -BA- #142-135-34187 | Black R. W. | EctorLawson (San Andres) | PluggedOil | 4,800 | May 10, 1983 | 1 | — |
| North Cowden Unit #1132W42-135-34188 | Occidental Permian Ltd. | EctorCowden North | PluggedOil | 5,000 | May 10, 1983 | 1 | — |
| North Cowden Unit #113442-135-34189 | Occidental Permian Ltd. | EctorCowden North | ActiveInjection | 4,219 | May 10, 1983 | 1 | Aug 2026 |
| North Cowden Unit #114042-135-34190 | Occidental Permian Ltd. | EctorCowden North | ActiveInjection | 4,705 | May 10, 1983 | 1 | Aug 2026 |
| North Cowden Unit #114142-135-34191 | Occidental Permian Ltd. | EctorCowden North | PluggedOil | 5,000 | May 10, 1983 | 1 | Aug 2026 |
| Cowden, W. F. -C- Upper R/a -B- #6942-135-34192 | Amoco Production Co.-Andrews | EctorGoldsmith, N. (San Andres, Con.) | Not on schedule | 4,750 | May 10, 1983 | 1 | — |
| Cowden, W. F. -C- Upper R/A B #6842-135-34193 | Amoco Production Co.-Andrews | EctorGoldsmith, N. (San Andres, Con.) | Not on schedule | 4,750 | May 10, 1983 | 1 | — |
| Cowden W. F. -C- Upper R/a -B- #2542-135-03413 | Occidental Permian Ltd. | EctorGoldsmith N. (San Andres Con.) | PluggedOil | 8,261 | May 6, 1983 | 1 | Aug 2026 |
| Foster-Johnson Unit #90842-135-33386 | Aghorn Operating Inc. | EctorFoster | Shut inOil | 11,270 | May 6, 1983 | 2 | Jun 2026 |
| Cowden E.F. -B- #34042-135-34163 | Bell Energy | EctorAddis (San Andres) | ActiveOil | 4,550 | May 6, 1983 | 1 | Aug 2026 |
| W.E. Cowden -B- #242-135-34179 | Baker Operating Inc. | EctorHarper | PluggedOil | 4,500 | May 6, 1983 | 1 | Mar 1997 |
| Andover #142-135-34183 | Rankin Oil Co. | Ector | Not on schedule | 9,000 | May 6, 1983 | 1 | — |
| Cowden, W. E. 'B' #442-135-34184 | Kerry Oil & Gas, Inc. | EctorHarper | Not on schedule | 4,500 | May 6, 1983 | 1 | — |
| Millard -15- #142-135-34185 | Texploration Inc. | EctorPenwell | PluggedOil | 4,150 | May 6, 1983 | 1 | — |
| Ector C Fee NCT-1 #1242-135-34164 | Formentera Operations LLC | EctorMosswell (Strawn 8720) | Shut inOil | 11,287 | Apr 27, 1983 | 1 | May 2024 |
| Johnson J. L. -B- #15342-135-34165 | GL Energy Operating LLC | EctorJohnson | PluggedOil | 4,230 | Apr 27, 1983 | 1 | Aug 2026 |
| Johnson J. L. -B- #15442-135-34166 | GL Energy Operating LLC | EctorJohnson | ActiveInjection | 4,230 | Apr 27, 1983 | 1 | Aug 2026 |
| Johnson J. L. -B- #15542-135-34167 | GL Energy Operating LLC | EctorJohnson | ActiveInjection | 4,230 | Apr 27, 1983 | 1 | Aug 2026 |
| North Cowden Unit #113642-135-34168 | Occidental Permian Ltd. | EctorCowden North | ActiveInjection | 4,780 | Apr 27, 1983 | 1 | Aug 2026 |
| Cowden, W. E. "B" #342-135-34169 | Kerry Oil & Gas, Inc. | EctorHarper | Not on schedule | 4,500 | Apr 27, 1983 | 1 | — |
| Cowden, W. E. #442-135-34170 | — | EctorHarper | Plugged | 4,195 | Apr 27, 1983 | 1 | — |
| Woods E. N. #442-135-08351 | OXY USA Inc. | EctorCowden North | PluggedOil | 4,700 | Apr 22, 1983 | 1 | Aug 2026 |
| Alma #942-135-20250 | Highmark Energy Operating LLC | EctorTXL (Tubb) | Shut inOil | 9,042 | Apr 20, 1983 | 1 | Aug 2026 |
| North Lawson Unit #612W42-135-34157 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| North Lawson Unit #611W42-135-34158 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| North Lawson Unit #610W42-135-34159 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| North Lawson Unit #1509W42-135-34160 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| North Lawson Unit #1305W42-135-34161 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| North Lawson Unit #1007W42-135-34162 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 19, 1983 | 1 | Feb 2019 |
| Arco TXL N #10W42-135-34154 | Endeavor Energy Resources L.P. | EctorLawson (San Andres) | PluggedOil | 4,450 | Apr 15, 1983 | 1 | — |
| Cummins M #142-135-00124 | Hilcorp Energy Company | EctorGoldsmith N. (San Andres Con.) | Shut inOil | 9,120 | Apr 5, 1983 | 1 | Jun 2025 |
| Cummins V #142-135-00146 | Hilcorp Energy Company | EctorGoldsmith N. (San Andres Con.) | Shut inOil | 6,379 | Apr 5, 1983 | 1 | Jan 2025 |
| Midland Farms -AJ- #542-135-33342 | Apache Corporation | EctorFasken (Penn.) | PluggedOil | 10,550 | Mar 29, 1983 | 2 | Jan 1997 |
| East Harper Unit #38642-135-34147 | Shell Oil Company | EctorHarper | Not on schedule | 4,400 | Mar 29, 1983 | 1 | — |