| TXL North Unit #48642-135-35640 | Formentera Operations LLC only | Ector, TXTXL (Tubb) | Shut inOil | 6,860 | Sep 16, 1987 | — | — |
| North Cowden Unit #1320W42-135-35641 | Occidental Permian Ltd. only | Ector, TXCowden North | ActiveInjection | 4,336 | Sep 16, 1987 | — | — |
| Cowden Ranch -7- #642-135-35642 | Rust Oil Corp. only | Ector, TXCowden (Cisco) | ActiveOil | 8,950 | Sep 16, 1987 | — | — |
| Witcher J. E. #8842-135-35613 | Occidental Permian Ltd. only | Ector, TXFoster | Shut inOil | 4,250 | Sep 14, 1987 | — | — |
| Witcher J. E. #8742-135-35614 | Occidental Permian Ltd. only | Ector, TXFoster | Shut inOil | 4,305 | Sep 14, 1987 | — | — |
| Witcher J. E. #8542-135-35615 | Occidental Permian Ltd. only | Ector, TXFoster | PluggedOil | 4,750 | Sep 14, 1987 | — | — |
| Cowden Elliott F. -a- #17242-135-35620 | Occidental Permian Ltd. only | Ector, TXFoster | PluggedOil | 4,650 | Sep 14, 1987 | — | — |
| Alta-Williamson -a- #142-135-35636 | Jay Management Company LLC only | Ector, TXGoldsmith (Clear Fork) | ActiveOil | 5,860 | Sep 14, 1987 | — | — |
| Williamson -B- #142-135-35637 | Jay Management Company LLC only | Ector, TXGoldsmith N. (San Andres Con.) | ActiveOil | 5,860 | Sep 14, 1987 | — | — |
| South Cowden Canyon Unit #2342-135-35638 | OXY USA Inc. only | Ector, TXCowden South (Canyon 8900) | Shut inOil | 9,150 | Sep 14, 1987 | — | — |
| Holt O. B. #12042-135-35607 | Texland Petroleum L.P. only | Ector, TXCowden North | PluggedOil | 4,630 | Sep 10, 1987 | — | — |
| Moss Unit #21042-135-35625 | Aghorn Operating Inc. only | Ector, TXCowden South | PluggedOil | 4,900 | Sep 10, 1987 | — | — |
| Averitt W. T. #1__42-135-35635 | Tmbr/Sharp Drilling, Inc.permitted by · no operator of record | Ector, TX | Plugged | 5,700 | Sep 10, 1987 | — | — |
| Moss Unit #61842-135-35623 | Aghorn Operating Inc. only | Ector, TXCowden South | PluggedOil | 4,900 | Sep 9, 1987 | — | — |
| Moss Unit #209C42-135-35624 | Aghorn Operating Inc. only | Ector, TXCowden South | PluggedOil | 4,900 | Sep 9, 1987 | — | — |
| Moss Unit #91042-135-35627 | Aghorn Operating Inc. only | Ector, TXCowden South | PluggedOil | 4,900 | Sep 9, 1987 | — | — |
| Moss Unit #161442-135-35628 | Aghorn Operating Inc. only | Ector, TXCowden South | PluggedOil | 4,900 | Sep 9, 1987 | — | — |
| Penwell Unit #135742-135-35633 | Ctoc Energy LLC only | Ector, TXPenwell | Shut inOil | 3,925 | Sep 8, 1987 | — | — |
| Goldsmith San Andres Unit #157442-135-35634 | Hilcorp Energy Company only | Ector, TXGoldsmith | Shut inOil | 4,500 | Sep 4, 1987 | — | — |
| Goldsmith-Landreth /Deep/ Unit #27542-135-35631 | Occidental Permian Ltd. only | Ector, TXGoldsmith (Clear Fork) | PluggedOil | 6,800 | Sep 1, 1987 | — | — |
| Goldsmith-Landreth /Deep/ Unit #27442-135-35632 | Occidental Permian Ltd. only | Ector, TXGoldsmith (Clear Fork) | Shut inOil | 6,430 | Sep 1, 1987 | — | — |
| Moss Unit #81242-135-35626 | Aghorn Operating Inc. only | Ector, TXCowden South | ActiveOil | 4,814 | Aug 31, 1987 | — | — |
| Cowden 19 #142-135-35630 | Rust Oil Corp. only | Ector, TXCowden (Cisco) | Shut inOil | 8,950 | Aug 31, 1987 | — | — |
| Parks County Unit -TG- #142-135-06727 | Anadarko Petroleum Corporation only | Ector, TXHeadlee (Ellenburger) | PluggedOil | 13,182 | Aug 25, 1987 | — | — |
| Johnson J. L. J #7 U42-135-31407 | Rust Oil Corp. only | Ector, TXJohnson (Holt) | PluggedOil | 9,450 | Aug 25, 1987 | — | — |
| Goldsmith San Andres Unit #54142-135-00920 | Chevron U. S. A. Inc.permitted by · no operator of record | Ector, TXGoldsmith | Plugged | 5,800 | Aug 20, 1987 | — | — |
| East Penwell /San Andres/ Unit #81242-135-35616 | Bce-Mach III LLC only | Ector, TXPenwell | ActiveOil | 3,950 | Aug 19, 1987 | — | — |
| East Penwell /San Andres/ Unit #81142-135-35617 | Bce-Mach III LLC only | Ector, TXPenwell | ActiveOil | 4,000 | Aug 19, 1987 | — | — |
| East Penwell /San Andres/ Unit #81042-135-35618 | Bce-Mach III LLC only | Ector, TXPenwell | ActiveOil | 4,000 | Aug 19, 1987 | — | — |
| East Penwell /San Andres/ Unit #905W42-135-35619 | Bce-Mach III LLC only | Ector, TXPenwell | ActiveInjection | 4,470 | Aug 19, 1987 | — | — |
| Cowden E. F. -12- #742-135-35621 | Pena Bros. Oil and Gas LLC only | Ector, TXDonnelly (San Andres) | Shut inOil | 4,247 | Aug 19, 1987 | — | — |
| TXL North Unit #48542-135-35609 | Formentera Operations LLC only | Ector, TXTXL (Tubb) | ActiveOil | 6,800 | Aug 13, 1987 | — | — |
| Cowden B #242-135-00275 | Andector Exploration Company only | Ector, TXGoldsmith N. (San Andres Con.) | Shut inOil | 6,538 | Aug 12, 1987 | — | — |
| Johnson Gbsa Unit #150142-135-04293 | OXY USA WTP LP only | Ector, TXJohnson | PluggedOil | 4,150 | Aug 12, 1987 | — | — |
| Cowden Elliott F. -a- #17142-135-35610 | Occidental Permian Ltd. only | Ector, TXFoster | PluggedOil | 4,650 | Aug 12, 1987 | — | — |
| Witcher J. E. #8942-135-35611 | Occidental Permian Ltd. only | Ector, TXFoster | ActiveInjection | 4,250 | Aug 12, 1987 | — | — |
| Parker #442-135-35612 | Central Texas Oil & Gaspermitted by · no operator of record | Ector, TX | Not on schedule | 4,400 | Aug 12, 1987 | — | — |
| Cowden W. E. #9W42-135-35590 | Baker Operating Inc. only | Ector, TXHarper | PluggedOil | 4,350 | Aug 10, 1987 | — | — |
| Cowden Ranch 18 #3R42-135-35605 | Rust Oil Corp. only | Ector, TXCowden (Cisco) | ActiveOil | 8,950 | Aug 10, 1987 | — | — |
| Connell W. E. #13 #142-135-35608 | Ewt Operating Company only | Ector, TXPenwell (Glorieta) | PluggedOil | 5,500 | Aug 10, 1987 | — | — |
| North Cowden Unit #100WI42-135-35600 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,100 | Aug 4, 1987 | — | — |
| North Cowden Unit #99WI42-135-35602 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,100 | Aug 4, 1987 | — | — |
| Jennifer (Queen) Unit #30WI42-135-35604 | Richland Resources Corporation only | Ector, TXConcho Bluff North (Queen) | Shut inOil | 4,645 | Aug 4, 1987 | — | — |
| Johnson J. L. #2042-135-32203 | Aghorn Operating Inc. only | Ector, TXFoster | PluggedOil | 9,200 | Jul 29, 1987 | — | — |
| North Cowden Unit #98WI42-135-35601 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 5,100 | Jul 28, 1987 | — | — |
| Averitt D #1__42-135-35599 | Cities Service Oil & Gas Corp.permitted by · no operator of record | Ector, TX | Plugged | 4,950 | Jul 24, 1987 | — | — |
| Phillips-TXL -15- #142-135-35596 | Rust Oil Corp. only | Ector, TXTXL (Tubb) | PluggedOil | 6,500 | Jul 23, 1987 | — | — |
| Blue Estate #542-135-08890 | Formentera Operations LLC only | Ector, TXWheeler (Wolfcamp) | Shut inOil | 10,613 | Jul 22, 1987 | — | — |
| Witcher J. E. #8642-135-35595 | Occidental Permian Ltd. only | Ector, TXFoster | ActiveOil | 4,350 | Jul 21, 1987 | — | — |
| North Cowden Unit #131942-135-35594 | Occidental Permian Ltd. only | Ector, TXCowden North | PluggedOil | 4,900 | Jul 15, 1987 | — | — |