| TXL -A- O-10-26234 | Baker Operating, Inc. | Cowden, North | 2 | 83.1K | 201K | by Jan 1993 – Aug 2026 |
| Holt O-10-34993 | OXY USA Inc. | Venteam, SE. (Ellenburger) | 1 | 82.7K | 64.2K | Jun 1996 – Apr 2018 |
| Millard "C" O-10-40583 | Ring Energy, Inc. | Penwell (Wichita Albany) | 5 | 82.3K | 116K | Aug 2010 – Oct 2022 |
| Malcolm O-10-41604 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 5 | 82.2K | 371K | Jul 2011 – Aug 2026 |
| Claruth O-10-2124 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 3 | 81.9K | 89.4K | by Jan 1993 – Jun 2017 |
| Rhodes -A- O-10-22237 | OXY USA Inc. | Cowden, North (Clear Fork) | 1 | 81.8K | 11.6K | by Jan 1993 – Aug 2026 |
| Shoebar '27' O-10-35107 | Ctoc Energy, LLC | Penwell (Clear Fork) | 1 | 81.8K | 47K | Jul 1996 – Apr 2025 |
| Longbotham Unit O-10-34386 | Aghorn Operating, Inc. | Cowden, South (Canyon 8900) | 1 | 81.4K | 206K | Jan 1995 – Apr 2026 |
| Colonel Potter O-10-36759 | Hilcorp Energy Company | Mash (Devonian) | 1 | 81.3K | 283K | Sep 2001 – Aug 2026 |
| Henderson, W. B. "C" O-10-37940 | Henderson, Bryan, Co. | Cowden, South | 4 | 81.1K | 59.4K | May 2006 – Aug 2026 |
| Malcolm A O-10-42792 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 2 | 81K | 379K | May 2012 – Aug 2026 |
| Williamson, Jessie Mae O-10-31654 | Baker Operating, Inc. | G & W (Wolfcamp) | 1 | 81K | 126K | by Jan 1993 – Aug 2026 |
| Headlee 2920 F O-10-58641 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 80.9K | 67.3K | Mar 2026 – Aug 2026 |
| TXL -P- O-10-49708 | BCP Resources, LLC | Goldsmith, W. (San Andres) | 2 | 80.8K | 0 | Mar 2018 – Aug 2026 |
| Connell Sec 03 O-10-55386 | Ring Energy, Inc. | Penwell (Clear Fork) | 1 | 80.7K | 69.1K | Aug 2020 – Aug 2026 |
| Jared O-10-42840 | Scout Energy Management LLC | Goldsmith (Pennsylvanian) | 1 | 79.9K | 64.9K | Mar 2013 – Aug 2026 |
| Earnest T O-10-39222 | Ovintiv USA Inc. | Sallie Ann (Spraberry-Wolfcamp) | 2 | 79.9K | 308K | Jun 2008 – Sep 2025 |
| Cummins -D- O-10-12440 | OXY USA WTP LP | Goldsmith (5600) | 14 | 79.8K | 128K | by Jan 1993 – Oct 2006 |
| Maurice -B- O-10-903 | Vision Natural Resources, LP | Cowden, South | 1 | 79.7K | 14.4K | by Jan 1993 – Aug 2026 |
| Leon (AW) O-10-52482 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 79.6K | 282K | Jul 2018 – Aug 2026 |
| Eureka 31-43 B O-10-61676 | Slant Operating, LLC | Spraberry (Trend Area) | 1 | 79.3K | 168K | Jan 2024 – Aug 2026 |
| Madysen O-10-42395 | Diamondback E&P LLC | Spraberry (Trend Area) | 2 | 79.2K | 107K | Oct 2011 – Dec 2024 |
| Chevron-Ector "21" O-10-40887 | Rust Oil Corp. | Mosswell (Strawn 8720) | 2 | 78.7K | 93.5K | Mar 2011 – Aug 2026 |
| Connell Sec 10 O-10-55448 | Ring Energy, Inc. | Penwell (Clear Fork) | 1 | 78.7K | 43.8K | Aug 2020 – Jul 2026 |
| Cowden, Elliott F. O-10-2439 | Aghorn Operating, Inc. | Harper | 6 | 78.7K | 46.5K | by Jan 1993 – Jun 2011 |
| Cowden, J. F. O-10-237 | Diamond S Energy Company | Andector (McKee) | 4 | 78.4K | 668K | Mar 1996 – Aug 2026 |
| Cowden -D- O-10-15056 | RMR Operating, LLC | Donnelly (San Andres) | 10 | 78.2K | 53.3K | by Jan 1993 – Oct 2025 |
| Gina O-10-44278 | Diamondback E&P LLC | Spraberry (Trend Area) | 2 | 78.1K | 89.9K | Sep 2012 – Aug 2026 |
| Connell, W. E. -B- O-10-3079 | Siana Oil & Gas | Jordan (Ellenburger) | 3 | 78K | 87.5K | by Jan 1993 – Feb 2018 |
| Gomer 2 Unit O-10-43931 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 1 | 77.8K | 134K | Apr 2012 – Aug 2026 |
| TXL -L- a/C 2 O-10-16052 | Formentera Operations LLC | TXL (Devonian) | 2 | 77.6K | 470K | by Jan 1993 – Mar 2020 |
| Ector Fee Unit O-10-36622 | Aghorn Operating, Inc. | Harper, SE. (Ellen.) | 1 | 77.5K | 52K | Dec 2000 – Mar 2026 |
| Ector -AM- Fee O-10-18059 | Aghorn Operating, Inc. | Harper (Ellenburger) | 1 | 77.5K | 70.2K | by Jan 1993 – Jun 2026 |
| West -28- O-10-32606 | Clear Water Inc. | Goldsmith, W. (San Andres) | 4 | 77.2K | 611K | by Jan 1993 – Aug 2026 |
| Bearcat O-10-36256 | OXY USA WTP LP | Jars (Ellenburger) | 1 | 76.4K | 51.4K | Mar 2000 – Oct 2007 |
| Anderson, C. H. C. -B- O-10-23281 | R2Q Operating LLC | Yarbrough & Allen (Devonian) | 2 | 76.2K | 53.4K | by Jan 1993 – Aug 2026 |
| McRae Farm O-10-40900 | Diamondback E&P LLC | Spraberry (Trend Area) | 2 | 76.2K | 301K | Oct 2010 – Aug 2026 |
| Cowden, E.F. -D- O-10-25055 | Baker Operating, Inc. | Cowden, South | 4 | 76.1K | 46K | by Jan 1993 – Aug 2026 |
| Wight O-10-46633 | Direct Midstream LLC | Goldsmith (Clear Fork) | 2 | 75.7K | 428K | May 2015 – Jul 2022 |
| Rhodes -B- O-10-22445 | OXY USA Inc. | Cowden, North (Clear Fork) | 1 | 75.6K | 4.24K | by Jan 1993 – Aug 2026 |
| TXL -B- O-10-36027 | Hilcorp Energy Company | Slator (Devonian) | 1 | 75.5K | 632K | Jul 1999 – Aug 2026 |
| Thomas, A. E., -a- NCT-2 O-10-20024 | Aghorn Operating, Inc. | TXL (San Andres) | 7 | 75.2K | 255K | by Jan 1993 – Feb 2018 |
| Houston Endowment O-10-34012 | Martin, Jimmy Inc | Headlee, N. (Devonian) | 1 | 74.9K | 833K | Nov 1993 – Feb 2022 |
| Connell, W. E. NCT-3 O-10-27610 | Ctoc Energy, LLC | Jordan (Wolfcamp) | 5 | 74.7K | 133K | Sep 2001 – Oct 2014 |
| T X L O-10-20037 | Armor Petroleum, Inc. | TXL (Wolfcamp, North) | 2 | 74.5K | 15.1K | by Jan 1993 – Apr 2005 |
| Parker O-10-13353 | Apache Corporation | TXL (San Andres) | 2 | 74.5K | 75.5K | by Jan 1993 – Feb 2018 |
| Kloh "B-39" O-10-6904 | Floyd Operating Company | TXL (Devonian) | 1 | 74.4K | 107K | by Jan 1993 – Jun 1999 |
| Parker O-10-25642 | Acoma Operating, LLC | Harper | 4 | 74.3K | 54.9K | by Jan 1993 – Aug 2026 |
| Pool A O-10-41013 | Continental Resources, Inc. | Dora Roberts (Consolidated) | 8 | 74.2K | 119K | Aug 2011 – Aug 2026 |
| Cowden, R. B. -A- O-10-27032 | Andector Exploration Company | Goldsmith | 6 | 74.2K | 221K | by Jan 1993 – Oct 2017 |