| Wight Unit #14642-135-35380 | United Oil & Shale LLC only | EctorCowden North | Shut inOil | 10,700 | Aug 3, 2023 | 4 | Apr 2026 |
| Toad #13W42-135-36591 | Texland Petroleum L.P. only | EctorCowden North | ActiveInjection | 5,347 | Jan 23, 2023 | 3 | Apr 2026 |
| Phillips-Holt #242-003-03350 | Sun Expl. & Prod. Co.-Midland only | AndrewsCowden North | PluggedOil | 5,500 | Oct 7, 2022 | 1 | — |
| North Cowden Unit #893W42-135-31319 | Occidental Permian Ltd. only | EctorCowden North | ActiveInjection | 5,400 | Jul 7, 2022 | 3 | Apr 2026 |
| Fee AH #342-135-43900 | Fasken Oil and Ranch Ltd. only | EctorCowden North | ActiveOil | 5,225 | Jun 13, 2022 | 1 | Apr 2026 |
| Toad-A- #542-135-36349 | Texland Petroleum L.P. only | EctorCowden North (Deep) | ActiveOil | 5,350 | Oct 15, 2021 | 2 | Apr 2026 |
| Holt O. B. -C- #2642-135-38043 | Texland Petroleum L.P. only | EctorCowden North | PluggedOil | 5,500 | Sep 30, 2021 | 2 | Apr 2026 |
| Holt O. B. #8542-135-31503 | Texland Petroleum L.P. only | EctorCowden North | ActiveInjection | 4,542 | Aug 12, 2020 | 1 | Apr 2026 |
| North Cowden Unit #31342-135-06777 | Occidental Permian Ltd. only | EctorCowden North | PluggedOil | 5,500 | Mar 13, 2020 | 1 | Apr 2026 |
| Rhodes Cowden Unit #69242-135-43701 | OXY USA WTP LP only | EctorCowden North | ActiveObservation | 5,390 | Jul 9, 2019 | 1 | Apr 2026 |
| Corrigan Cowden Unit #30542-135-07831 | OXY USA Inc. only | EctorCowden North | PluggedOil | 5,500 | Mar 25, 2019 | 1 | Apr 2026 |
| North Cowden Unit #231WD42-135-02802 | Occidental Permian Ltd. only | EctorCowden North (Clear Fork) | ActiveInjection | 6,150 | Jan 16, 2019 | 1 | Apr 2026 |
| Holt O. B. #13942-135-43622 | Texland Petroleum L.P. only | EctorCowden North | ActiveOil | 4,675 | Sep 30, 2018 | 1 | Apr 2026 |
| Holt O. B. /S/ #90142-003-38359 | Occidental Permian Ltd. only | AndrewsCowden North | Shut inOil | 13,047 | Sep 18, 2018 | 5 | Apr 2026 |
| Fee ZG #3642-135-34752 | Fasken Oil and Ranch Ltd. only | EctorCowden North | PluggedOil | 10,700 | Mar 29, 2018 | 2 | Jan 2020 |
| North Cowden Unit #1101R42-135-43530 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,349 | Jul 14, 2017 | 1 | Apr 2026 |
| Holt O. B. #13742-003-47535 | Texland Petroleum L.P. only | AndrewsCowden North | ActiveOil | 5,006 | Jun 2, 2017 | 1 | Apr 2026 |
| Holt O. B. #13842-135-43513 | Texland Petroleum L.P. only | EctorCowden North | ActiveOil | 4,820 | Jun 2, 2017 | 1 | Apr 2026 |
| Corrigan Cowden Unit #33642-135-43456 | OXY USA Inc. only | EctorCowden North | ActiveOil | 4,658 | Nov 14, 2016 | 1 | Apr 2026 |
| North Cowden Unit #160842-135-43435 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,741 | Nov 4, 2016 | 1 | Apr 2026 |
| North Cowden Unit #160742-135-43434 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,837 | Nov 2, 2016 | 1 | Apr 2026 |
| North Cowden Unit #161442-135-43441 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,765 | Nov 2, 2016 | 1 | Apr 2026 |
| North Cowden Unit #160442-135-43446 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,533 | Oct 19, 2016 | 1 | Apr 2026 |
| North Cowden Unit #160542-135-43447 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,455 | Oct 19, 2016 | 1 | Apr 2026 |
| Rhodes Cowden Unit #50842-135-43443 | OXY USA WTP LP only | EctorCowden North | Shut inOil | 4,733 | Oct 4, 2016 | 1 | Apr 2026 |
| W.C. Cochran #1242-135-36569 | Texland Petroleum L.P. only | EctorCowden North | PluggedOil | 5,364 | Sep 27, 2016 | 2 | Apr 2026 |
| North Cowden Unit #160642-135-43433 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,700 | Sep 27, 2016 | 1 | Apr 2026 |
| North Cowden Unit #160942-135-43436 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,653 | Sep 27, 2016 | 1 | Apr 2026 |
| North Cowden Unit #161042-135-43437 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,515 | Sep 27, 2016 | 1 | Apr 2026 |
| North Cowden Unit #161242-135-43439 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,780 | Sep 27, 2016 | 1 | Apr 2026 |
| Wight Unit #11042-135-32809 | United Oil & Shale LLC only | EctorCowden North | ActiveOil | 4,380 | Aug 20, 2015 | 2 | Apr 2026 |
| Holt #120142-135-36950 | OXY USA WTP LP only | EctorVenteam (Ellenburger) | Shut inOil | 13,250 | Jun 24, 2015 | 4 | Apr 2026 |
| North Cowden Unit #160342-135-43355 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,776 | Jun 23, 2015 | 1 | Apr 2026 |
| Holt O. B. Tract 3 #542-003-10792 | Kenworthy Oil Company only | AndrewsCowden North | ActiveOil | 9,100 | May 1, 2015 | 3 | Feb 2026 |
| North Cowden Unit #122542-135-35468 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,480 | Feb 3, 2015 | 2 | Apr 2026 |
| Rhodes Cowden Unit #40442-135-07952 | OXY USA WTP LP only | EctorCowden North | ActiveOil | 4,510 | Jun 26, 2014 | 1 | Apr 2026 |
| Rhodes Cowden Unit #31542-135-36178 | OXY USA WTP LP only | EctorCowden North | ActiveOil | 4,450 | Jun 26, 2014 | 2 | Apr 2026 |
| North Cowden Unit #122642-135-35469 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,513 | Oct 21, 2013 | 2 | Apr 2026 |
| North Cowden Unit #1602HHZ42-135-42612 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 6,296 | Jun 27, 2013 | 2 | Apr 2026 |
| North Cowden Unit #1601HHZ42-135-42617 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 6,829 | Jun 27, 2013 | 1 | Apr 2026 |
| Saddle Bronc #142-135-37744 | Direct Midstream LLC only | EctorCowden North | ActiveInjection | 13,691 | Sep 23, 2011 | 2 | — |
| Barrow Augusta #3742-135-41255 | Formentera Operations LLC only | EctorCowden North | Shut inOil | 4,750 | Jul 25, 2011 | 2 | Nov 2025 |
| North Cowden Unit #159642-135-41238 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 4,936 | Jun 21, 2011 | 1 | Apr 2026 |
| East Cowden (Grayburg) Unit #9742-135-40884 | GL Energy Operating LLC only | EctorCowden North | ActiveOil | 4,715 | May 5, 2011 | 1 | Apr 2026 |
| East Cowden (Grayburg) Unit #9942-135-40886 | GL Energy Operating LLC only | EctorCowden North | ActiveOil | 4,716 | May 5, 2011 | 1 | Apr 2026 |
| East Cowden (Grayburg) Unit #9842-135-40887 | GL Energy Operating LLC only | EctorCowden North | ActiveOil | 4,700 | May 5, 2011 | 1 | Apr 2026 |
| North Cowden Unit #159542-135-40940 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 5,092 | Apr 22, 2011 | 1 | Apr 2026 |
| North Cowden Unit #159742-135-40941 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 5,000 | Apr 22, 2011 | 1 | Apr 2026 |
| North Cowden Unit #159842-135-40942 | Occidental Permian Ltd. only | EctorCowden North | ActiveOil | 4,889 | Apr 22, 2011 | 1 | Apr 2026 |
| North Cowden Unit #159942-135-40943 | Occidental Permian Ltd. only | EctorCowden North | Shut inOil | 5,045 | Apr 22, 2011 | 1 | Apr 2026 |