| TXL North Unit #59442-135-34953 | Formentera Operations LLC only | EctorTXL (Tubb) | ActiveOil | 6,826 | Apr 18, 1985 | 1 | Aug 2026 |
| Chase -B- #142-135-34943 | Bluco Production Co. Inc. only | EctorCowden South | ActiveOil | 4,831 | Apr 16, 1985 | 1 | Aug 2026 |
| North Foster Unit #15042-135-34933 | Aghorn Operating Inc. only | EctorFoster | Shut inOil | 4,400 | Apr 15, 1985 | 1 | Jun 2026 |
| TXL -G- #342-135-34942 | Formentera Operations LLC only | EctorLawson (San Andres) | Shut inOil | 4,500 | Apr 15, 1985 | 1 | Nov 2021 |
| Johnson J. L. -B- #17042-135-34944 | GL Energy Operating LLC only | EctorJohnson | ActiveInjection | 4,600 | Apr 15, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118742-135-34922 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,655 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118542-135-34923 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,565 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118442-135-34924 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,597 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118142-135-34925 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,578 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118042-135-34926 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,565 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118242-135-34927 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,536 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118942-135-34928 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 4,900 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #119042-135-34929 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,600 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118642-135-34930 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,710 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118842-135-34931 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 4,900 | Apr 12, 1985 | 1 | Aug 2026 |
| North Cowden Unit #118342-135-34932 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,575 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #70842-135-34934 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 7,051 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #70942-135-34935 | Formentera Operations LLC only | EctorTXL (Tubb) | PluggedOil | 6,800 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #70742-135-34936 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,893 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #70642-135-34937 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,810 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #79842-135-34938 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,984 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #76842-135-34939 | Formentera Operations LLC only | EctorTXL (Tubb) | PluggedOil | 6,800 | Apr 12, 1985 | 1 | Aug 2026 |
| Penwell Unit #238942-135-34940 | Ctoc Energy LLC only | EctorPenwell | Shut inOil | 3,900 | Apr 12, 1985 | 1 | Aug 2026 |
| Penwell Unit #233042-135-34941 | Ctoc Energy LLC only | EctorPenwell | Shut inOil | 3,900 | Apr 12, 1985 | 1 | Aug 2026 |
| TXL North Unit #59242-135-34921 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,844 | Apr 11, 1985 | 1 | Aug 2026 |
| Cowden -11- #2X42-135-03227 | Baker Operating Inc. only | EctorGoldsmith (Clear Fork) | ActiveOil | 5,900 | Apr 9, 1985 | 1 | Aug 2026 |
| Moss Paul Estate #242-135-34915 | Rust Oil Corp. only | EctorMosswell (Strawn 8720) | PluggedOil | 9,000 | Apr 8, 1985 | 1 | Nov 1996 |
| TXL North Unit #70442-135-34916 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,760 | Apr 4, 1985 | 1 | Aug 2026 |
| TXL North Unit #76642-135-34917 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,854 | Apr 4, 1985 | 1 | Aug 2026 |
| TXL North Unit #70542-135-34918 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,793 | Apr 4, 1985 | 1 | Aug 2026 |
| TXL North Unit #54342-135-34919 | Formentera Operations LLC only | EctorTXL (Tubb) | PluggedOil | 6,800 | Apr 4, 1985 | 1 | Aug 2026 |
| TXL North Unit #58842-135-34920 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,844 | Apr 4, 1985 | 1 | Aug 2026 |
| North Cowden Unit #115842-135-34914 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 4,698 | Apr 2, 1985 | 1 | Aug 2026 |
| Foster H. #2442-135-34913 | Occidental Permian Ltd. only | EctorCowden South (Canyon 8790) | PluggedOil | 9,500 | Mar 28, 1985 | 1 | Aug 2026 |
| R. W. Smith -F- #942-135-32709 | Altura Energy Ltd. only | EctorCowden North | PluggedOil | 5,700 | Mar 25, 1985 | 2 | — |
| Goldsmith C. A. Etal #152042-135-34912 | XTO Energy Inc. only | EctorGoldsmith (5600) | PluggedOil | 6,350 | Mar 22, 1985 | 1 | Sep 2006 |
| Chase-A- #242-135-34910 | Bluco Production Co. Inc. only | EctorCowden South | PluggedOil | 5,000 | Mar 19, 1985 | 1 | — |
| Slator #142-135-34911 | Stephens Autry C. only | EctorGoldsmith | PluggedOil | 7,000 | Mar 19, 1985 | 1 | Jun 1993 |
| Goldsmith C. A. Etal #1405R42-135-34308 | Hilcorp Energy Company only | EctorGoldsmith (Clear Fork) | PluggedOil | 6,600 | Mar 18, 1985 | 2 | Jul 2026 |
| Goldsmith C. A. Etal #156042-135-34906 | Hilcorp Energy Company only | EctorGoldsmith (Clear Fork) | Shut inOil | 6,300 | Mar 18, 1985 | 1 | Jul 2026 |
| TXL North Unit #76142-135-34902 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,775 | Mar 14, 1985 | 1 | Aug 2026 |
| TXL North Unit #71742-135-34903 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,675 | Mar 14, 1985 | 1 | Aug 2026 |
| TXL North Unit #67042-135-34904 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,940 | Mar 14, 1985 | 1 | Aug 2026 |
| TXL North Unit #65442-135-34905 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,845 | Mar 14, 1985 | 1 | Aug 2026 |
| Penwell Unit #136342-135-01367 | Ctoc Energy LLC only | EctorPenwell | Shut inOil | 8,857 | Mar 13, 1985 | 1 | Aug 2026 |
| Penwell Unit #137942-135-01368 | Ctoc Energy LLC only | EctorPenwell | PluggedOil | 4,792 | Mar 13, 1985 | 1 | Aug 2026 |
| Cowden-Oliver #342-135-34901 | Baker Operating Inc. only | EctorHarper | ActiveOil | 4,270 | Mar 13, 1985 | 1 | Aug 2026 |
| TXL North Unit #63642-135-34907 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,985 | Mar 13, 1985 | 1 | Aug 2026 |
| TXL North Unit #54542-135-34908 | Formentera Operations LLC only | EctorTXL (Tubb) | ActiveOil | 6,806 | Mar 13, 1985 | 1 | Aug 2026 |
| TXL North Unit #59642-135-34909 | Formentera Operations LLC only | EctorTXL (Tubb) | Shut inOil | 6,891 | Mar 13, 1985 | 1 | Aug 2026 |