| North Cowden Unit #152542-135-38023 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,647 | Feb 28, 2001 | 1 | Aug 2026 |
| Witcher J. E. -PB- #2642-135-38017 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,197 | Feb 27, 2001 | 1 | Aug 2026 |
| Witcher J. E. -PB- #2742-135-38018 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,291 | Feb 27, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #t 1042-135-38010 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,520 | Feb 23, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #N10542-135-38011 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,500 | Feb 23, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #f 6542-135-38012 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,502 | Feb 23, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #c 3542-135-38013 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | ActiveOil | 6,500 | Feb 23, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #c 942-135-38014 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,510 | Feb 23, 2001 | 1 | Aug 2026 |
| Goldsmith Andector Unit #l 9542-135-38015 | Maverick Permian LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,510 | Feb 23, 2001 | 1 | Aug 2026 |
| TXL South Unit #3725W42-135-38006 | Formentera Operations LLC only | EctorTXL (Tubb) | ActiveInjection | 6,580 | Feb 20, 2001 | 1 | Aug 2026 |
| North Cowden Unit #622HZ42-135-30889 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,543 | Feb 16, 2001 | 1 | Aug 2026 |
| Witcher J. E. -PB- #2842-135-38004 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,200 | Feb 16, 2001 | 1 | Aug 2026 |
| North Penwell Unit #25542-135-38005 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 4,230 | Feb 16, 2001 | 2 | Aug 2026 |
| Witcher J. E. -a- #1842-135-37982 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,190 | Feb 15, 2001 | 1 | Aug 2026 |
| Witcher J. E. #11342-135-38003 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Feb 15, 2001 | 1 | Aug 2026 |
| North Penwell Unit #23942-135-37998 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 5,000 | Feb 9, 2001 | 1 | Aug 2026 |
| North Penwell Unit #24042-135-37999 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 5,014 | Feb 9, 2001 | 1 | Aug 2026 |
| North Penwell Unit #24142-135-38000 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 5,000 | Feb 9, 2001 | 1 | Aug 2026 |
| North Penwell Unit #24242-135-38001 | Ring Energy Inc. only | EctorPenwell | PluggedOil | 5,050 | Feb 9, 2001 | 1 | Aug 2026 |
| North Penwell Unit #25442-135-38002 | Ring Energy Inc. only | EctorPenwell | Shut inOil | 4,210 | Feb 9, 2001 | 1 | Aug 2026 |
| North Cowden Unit #1489HZ42-135-37158 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,280 | Feb 7, 2001 | 2 | Aug 2026 |
| Goldsmith Adobe Unit #240842-135-37996 | Crescent Energy Operating LLC only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,100 | Feb 7, 2001 | 1 | Aug 2026 |
| Witcher J. E. -PA- #1642-135-37997 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,200 | Feb 7, 2001 | 1 | Aug 2026 |
| North Goldsmith Gas Unit No. 2 #3C42-135-03165 | R3 Operating Corporation only | EctorGoldsmith N. (San Andres Con.) | ActiveOil | 8,590 | Feb 6, 2001 | 1 | Aug 2026 |
| Woods E. N. #2042-135-37995 | OXY USA Inc. only | EctorCowden North | ActiveOil | 4,700 | Feb 6, 2001 | 2 | Aug 2026 |
| Pinnacle #342-135-37713 | Southwest Royalties, Inc.permitted by · no operator of record | Ector | Plugged | 5,600 | Feb 5, 2001 | 2 | — |
| Westlake "8" #142-135-37994 | Rust Oil Corp.permit operator | EctorCowden (Cisco) | Drilled | 1,500 | Feb 2, 2001 | 1 | — |
| Witcher J. E. #11542-135-37993 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,190 | Jan 31, 2001 | 1 | Aug 2026 |
| North Foster Unit #17642-135-37958 | Aghorn Operating Inc. only | EctorFoster | ActiveOil | 4,375 | Jan 30, 2001 | 1 | Jun 2026 |
| Witcher J. E. #11142-135-37992 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,185 | Jan 30, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #33142-135-37987 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,375 | Jan 29, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #33242-135-37988 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | PluggedOil | 6,500 | Jan 29, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #33442-135-37989 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | ActiveOil | 6,355 | Jan 29, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #34042-135-37991 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,365 | Jan 29, 2001 | 1 | Aug 2026 |
| Witcher J. E. -C- #742-135-37984 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Jan 26, 2001 | 1 | Aug 2026 |
| Witcher J. E. -C- #842-135-37985 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,200 | Jan 26, 2001 | 1 | Aug 2026 |
| Witcher J. E. -C- #942-135-37986 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,200 | Jan 26, 2001 | 1 | Aug 2026 |
| South Cowden Unit #212HZ42-135-04815 | Conocophillips Company only | EctorCowden South | PluggedOil | 4,715 | Jan 25, 2001 | 1 | Aug 2026 |
| North Cowden Unit #59642-135-30797 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 6,053 | Jan 25, 2001 | 1 | Aug 2026 |
| North Cowden Unit #153242-135-37979 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,356 | Jan 25, 2001 | 1 | Aug 2026 |
| North Cowden Unit #152342-135-37980 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 4,800 | Jan 25, 2001 | 1 | Aug 2026 |
| North Cowden Unit #152642-135-37981 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,305 | Jan 25, 2001 | 1 | Aug 2026 |
| North Cowden Unit #152242-135-37983 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 4,800 | Jan 25, 2001 | 1 | Aug 2026 |
| Trapper John B #142-135-37976 | OXY USA Inc.permitted by · no operator of record | EctorMash (Devonian) | Not on schedule | 8,700 | Jan 23, 2001 | 1 | — |
| Goldsmith Adobe Unit #172842-135-37974 | National Energy Group, Inc.permitted by · no operator of record | EctorGoldsmith (5600) | Not on schedule | 6,100 | Jan 17, 2001 | 1 | — |
| Goldsmith Adobe Unit #172642-135-37975 | National Energy Group, Inc.permitted by · no operator of record | EctorGoldsmith (5600) | Not on schedule | 6,100 | Jan 17, 2001 | 1 | — |
| Rectifier O-070 #7042-135-37973 | Phillips Pipe Line Co.permitted by · no operator of record | Ector | Not on schedule | 472 | Jan 16, 2001 | 1 | — |
| Goldsmith-Landreth /Deep/ Unit #33342-135-37969 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,375 | Jan 12, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #33742-135-37970 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | ActiveOil | 6,375 | Jan 12, 2001 | 1 | Aug 2026 |
| Goldsmith-Landreth /Deep/ Unit #33942-135-37972 | Occidental Permian Ltd. only | EctorGoldsmith (Clear Fork) | ActiveOil | 6,353 | Jan 12, 2001 | 1 | Aug 2026 |