| North Cowden Unit #135442-135-35771 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,325 | Dec 31, 1987 | — | — |
| North Cowden Unit #134042-135-35772 | Occidental Permian Ltd. only | Ector, TXCowden North | Shut inOil | 4,375 | Dec 31, 1987 | — | — |
| North Cowden Unit #135642-135-35774 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,336 | Dec 31, 1987 | — | — |
| North Cowden Unit #134142-135-35780 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,395 | Dec 31, 1987 | — | — |
| North Cowden Unit #1390W42-135-35781 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,535 | Dec 31, 1987 | — | — |
| North Cowden Unit #1389W42-135-35782 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,585 | Dec 31, 1987 | — | — |
| North Cowden Unit #1351W42-135-35783 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,000 | Dec 31, 1987 | — | — |
| North Cowden Unit #1333W42-135-35784 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,555 | Dec 31, 1987 | — | — |
| North Cowden Unit #134542-135-35785 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,387 | Dec 31, 1987 | — | — |
| North Cowden Unit #1393W42-135-35786 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,540 | Dec 31, 1987 | — | — |
| Phillips-Slator "26" #442-135-35767 | Rust Oil Corp.permitted by · no operator of record | Ector, TXGoldsmith (5600) | Not on schedule | 6,600 | Dec 30, 1987 | — | — |
| North Cowden Unit #1342W42-135-35768 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,375 | Dec 30, 1987 | — | — |
| North Cowden Unit #1387W42-135-35769 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,571 | Dec 30, 1987 | — | — |
| North Cowden Unit #1355W42-135-35773 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,365 | Dec 30, 1987 | — | — |
| North Cowden Unit #1359W42-135-35775 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,345 | Dec 30, 1987 | — | — |
| North Cowden Unit #1332W42-135-35776 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,674 | Dec 30, 1987 | — | — |
| North Cowden Unit #1338W42-135-35777 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,386 | Dec 30, 1987 | — | — |
| North Cowden Unit #1357W42-135-35778 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,362 | Dec 30, 1987 | — | — |
| North Cowden Unit #1353W42-135-35779 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,344 | Dec 30, 1987 | — | — |
| North Cowden Unit #1392W42-135-35787 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,000 | Dec 30, 1987 | — | — |
| North Cowden Unit #1391W42-135-35788 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,539 | Dec 30, 1987 | — | — |
| North Cowden Unit #134442-135-35789 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,376 | Dec 30, 1987 | — | — |
| North Cowden Unit #1347W42-135-35765 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,000 | Dec 29, 1987 | — | — |
| North Cowden Unit #134842-135-35766 | Occidental Permian Ltd. only | Ector, TXCowden North | Shut inOil | 4,360 | Dec 29, 1987 | — | — |
| Cummins -U- #442-135-00145 | Hilcorp Energy Company only | Ector, TXGoldsmith N. (San Andres Con.) | Shut inOil | 6,078 | Dec 28, 1987 | — | — |
| Rhodes Cowden Unit #676W42-135-35758 | OXY USA WTP LP only | Ector, TXCowden North | PluggedOil | 4,350 | Dec 23, 1987 | — | — |
| Rhodes Cowden Unit #67842-135-35760 | OXY USA WTP LP only | Ector, TXCowden North | Shut inOil | 4,350 | Dec 23, 1987 | — | — |
| Goldsmith Andector Unit #J16542-135-35761 | Maverick Permian LLC only | Ector, TXGoldsmith (Clear Fork) | PluggedOil | 6,540 | Dec 23, 1987 | — | — |
| Goldsmith Andector Unit #J15542-135-35762 | Maverick Permian LLC only | Ector, TXGoldsmith (Clear Fork) | PluggedOil | 6,540 | Dec 23, 1987 | — | — |
| Goldsmith Andector Unit #K15542-135-35763 | Maverick Permian LLC only | Ector, TXGoldsmith (Clear Fork) | PluggedOil | 6,400 | Dec 23, 1987 | — | — |
| Goldsmith Andector Unit #K16542-135-35764 | Maverick Permian LLC only | Ector, TXGoldsmith (Clear Fork) | PluggedOil | 6,400 | Dec 23, 1987 | — | — |
| TXL -13- #1242-135-35749 | OXY USA Inc. only | Ector, TXCowden South | Shut inOil | 4,850 | Dec 22, 1987 | — | — |
| TXL 43-13 #142-135-35750 | OXY USA Inc. only | Ector, TXCowden South (Canyon 8900) | PluggedOil | 9,400 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #31442-135-35753 | OXY USA WTP LP only | Ector, TXCowden North | Shut inOil | 4,355 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #46242-135-35754 | OXY USA WTP LP only | Ector, TXCowden North | ActiveOil | 4,350 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #46342-135-35755 | OXY USA WTP LP only | Ector, TXCowden North | Shut inOil | 4,350 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #464W42-135-35756 | OXY USA WTP LP only | Ector, TXCowden North | ActiveInjection | 4,350 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #465W42-135-35757 | OXY USA WTP LP only | Ector, TXCowden North | ActiveInjection | 4,350 | Dec 22, 1987 | — | — |
| Rhodes Cowden Unit #677W42-135-35759 | OXY USA WTP LP only | Ector, TXCowden North | ActiveInjection | 4,350 | Dec 22, 1987 | — | — |
| Shell-Johnson "48" #142-135-35745 | Rust Oil Corp.permitted by · no operator of record | Ector, TX | Not on schedule | 10,000 | Dec 17, 1987 | — | — |
| Phillips-TXL -47- #142-135-35746 | Rust Oil Corp. only | Ector, TXGoldsmith (5600) | PluggedOil | 6,500 | Dec 17, 1987 | — | — |
| Johnson J. L. B #87 L42-135-32704 | GL Energy Operating LLC only | Ector, TXJohnson (Holt) | PluggedOil | 5,350 | Dec 16, 1987 | — | — |
| Edwards -a- #142-135-35378 | Terra Resources Inc. only | Ector, TXEdwards West (Canyon) | PluggedOil | 9,200 | Dec 15, 1987 | — | — |
| North Cowden Unit #1336W42-135-35729 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,583 | Dec 14, 1987 | — | — |
| North Cowden Unit #136042-135-35730 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,331 | Dec 14, 1987 | — | — |
| North Cowden Unit #1363W42-135-35731 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,328 | Dec 14, 1987 | — | — |
| North Cowden Unit #136442-135-35732 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveOil | 4,360 | Dec 14, 1987 | — | — |
| North Cowden Unit #1365W42-135-35733 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,344 | Dec 14, 1987 | — | — |
| North Cowden Unit #1366W42-135-35734 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,345 | Dec 14, 1987 | — | — |
| North Cowden Unit #136742-135-35735 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,000 | Dec 14, 1987 | — | — |