| Cummins J O-10-34607 | OXY USA WTP LP | Andector (McKee) | 1 | 15.7K | 145K | Aug 1995 – Feb 2004 |
| TXL -V- O-10-20763 | Hilcorp Energy Company | Goldsmith, W. (San Andres) | 2 | 15.6K | 62.7K | by Jan 1993 – Jan 2022 |
| Connell O-10-18157 | Brown, H. L., Jr. | Sonny B (Wolfcamp) | 1 | 15.5K | 2.65K | by Jan 1993 – Feb 1997 |
| TXL "At" O-10-32869 | Mariah Energy Corp. | Mosswell (Strawn 8720) | 2 | 15.3K | 30.2K | by Jan 1993 – Jul 1996 |
| Texaco "34" O-10-33294 | COG Operating LLC | Goldsmith (Clear Fork) | 1 | 15.3K | 9.03K | by Jan 1993 – Oct 2005 |
| Cowden -D- O-10-9891 | Raptor Petroleum Develop, LLC | Foster | 1 | 15.3K | 1.82K | by Jan 1993 – Jan 2019 |
| Thomas -E- O-10-37998 | Hilcorp Energy Company | Goldsmith (Clear Fork) | 1 | 15.3K | 19.9K | Nov 2006 – Aug 2026 |
| Nobles O-10-18590 | Maverick Permian LLC | Goldsmith, N. (San Andres, Con.) | 3 | 15.2K | 679K | by Jan 1993 – Jan 2024 |
| Connell, W. E. -A- O-10-61282 | Davis Southern Operating Co LLC | Jordan, S. (Clearfork) | 1 | 15.1K | 14.2K | Mar 2024 – Jul 2026 |
| South Cowden Ellenburger Unit O-10-21243 | OXY USA Inc. | Cowden, South (Ellenburger) | 10 | 15.1K | 66.8K | by Jan 1993 – Jun 1996 |
| TXL -A- O-10-18944 | Miltex Oil Company | TXL (San Andres) | 2 | 15.1K | 35 | by Jan 1993 – Feb 2018 |
| TXL -B- O-10-18856 | Drake Oil & Gas, LLC | TXL (San Andres) | 3 | 15.1K | 7.13K | by Jan 1993 – Feb 2018 |
| Cummins -U- O-10-14369 | OXY USA Inc. | Goldsmith (Fusselman) | 2 | 15K | 62.8K | by Jan 1993 – Jan 1996 |
| Pool A O-10-40298 | OXY USA WTP LP | Virey (Consolidated) | 2 | 14.9K | 30.6K | Jun 2010 – Jul 2011 |
| McKnight -A- O-10-34638 | Texaco E & P Inc. | Dora Roberts (Consolidated) | 1 | 14.9K | 33.6K | Mar 1997 – Feb 2000 |
| Holt O-10-22799 | Chevron Midcontinent, L.P. | Cowden, North | 1 | 14.9K | 5.72K | by Jan 1993 – Aug 2003 |
| TXL -43- A O-10-31896 | Endeavor Energy Resources L.P. | Goldsmith (5600) | 1 | 14.9K | 29.2K | by Jan 1993 – Oct 2006 |
| TXL O-10-37866 | Baker Operating, Inc. | TXL (Tubb) | 1 | 14.9K | 13.8K | May 2005 – Aug 2026 |
| Cummins -K- O-10-61629 | Octane Energy Operating, LLC | Martin (Consolidated) | 1 | 14.9K | 20.5K | May 2024 – Aug 2026 |
| Connell, W.E. 'B' O-10-33318 | Siana Oil & Gas | Penwell (Clear Fork) | 1 | 14.9K | 20.9K | by Jan 1993 – Sep 2017 |
| Red Dog O-10-61265 | Octane Energy Operating, LLC | Martin (Consolidated) | 1 | 14.8K | 57.8K | Apr 2024 – Aug 2026 |
| Midland Farms -AV- O-10-20818 | Apache Corporation | Fasken (Penn.) | 3 | 14.8K | 31.6K | by Jan 1993 – Nov 2006 |
| Edwards -A- O-10-13415 | Baker Operating, Inc. | Double -H- (Grayburg) | 2 | 14.8K | 59 | by Jan 1993 – Aug 2026 |
| Connell Estate C O-10-58658 | Ctoc Energy, LLC | Penwell (Clear Fork) | 1 | 14.8K | 22.3K | Jul 2022 – May 2026 |
| TXL AC O-10-39372 | OXY USA WTP LP | Cowden, South (Ellenburger) | 1 | 14.8K | 31.1K | Aug 2008 – Nov 2015 |
| Phillips-Midland National Bank O-10-30554 | Apache Corporation | Fasken (Wolfcamp, North) | 1 | 14.8K | 16.4K | by Jan 1993 – Jul 1998 |
| Fraser, G. C. -E- NCT-1 O-10-18884 | Aghorn Operating, Inc. | TXL (Central Waddell) | 1 | 14.7K | 179K | by Jan 1993 – Jun 2026 |
| Ector -AI- Fee O-10-18615 | Aghorn Operating, Inc. | Goldsmith, N. (San Andres, Con.) | 2 | 14.7K | 3.35K | by Jan 1993 – Dec 2022 |
| Cowden S O-10-12457 | Andector Exploration Company | Goldsmith (5600) | 2 | 14.6K | 81.8K | by Jan 1993 – Oct 2006 |
| Williamson, Jessie O-10-10669 | Baker Operating, Inc. | Goldsmith, W. (San Andres) | 4 | 14.6K | 354K | by Jan 1993 – Jul 2019 |
| David Fasken -By- O-10-27919 | Fasken Oil and Ranch, Ltd. | Fasken (Penn.) | 1 | 14.6K | 149K | by Jan 1993 – May 2025 |
| Holt, O. B., Tract 1 O-10-821 | Pure Resources, L.P. | Cowden, North (Deep) | 1 | 14.6K | 20 | by Jan 1993 – Oct 2000 |
| Cummins -A- O-10-10579 | Baker Operating, Inc. | Goldsmith, W. (San Andres) | 1 | 14.5K | 166K | by Jan 1993 – Aug 2026 |
| Cowden -11- O-10-38064 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 2 | 14.5K | 115K | Nov 2006 – Aug 2026 |
| TXL Texas O-10-15600 | Aghorn Operating, Inc. | Lawson (San Andres) | 1 | 14.5K | 20.8K | by Jan 1993 – Jul 2000 |
| Cowden -B- O-10-28275 | Herbig Oil & Gas Co. | Cowden, South (Canyon 8790) | 1 | 14.5K | 38.7K | by Jan 1993 – Aug 2001 |
| Slator Ranch O-10-34045 | Baker Operating, Inc. | Goldsmith (5600) | 1 | 14.4K | 4.88K | Dec 1993 – Oct 2006 |
| Thomas -D & E- O-10-14279 | Apache Corporation | TXL (San Andres) | 2 | 14.3K | 66.6K | by Jan 1993 – Feb 2018 |
| Fraser, G. C. -E- NCT-1 O-10-11484 | Aghorn Operating, Inc. | TXL (San Andres) | 2 | 14.2K | 178K | by Jan 1993 – Feb 2018 |
| Frank "B" O-10-34658 | Conocophillips Company | Andector (Waddell) | 2 | 14.2K | 81.8K | Sep 1995 – May 2003 |
| Flag Ranch F O-10-48875 | Raptor Resources, Inc. | Martin (Consolidated) | 1 | 14.2K | 3.44K | Jun 2017 – Aug 2026 |
| Gardendale 1 O-10-40616 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 14.2K | 29K | Jul 2010 – Jan 2014 |
| Thomas -C- O-10-6925 | Formentera Operations LLC | TXL (Devonian) | 2 | 14.2K | 125K | by Jan 1993 – Oct 2020 |
| TXL -A- O-10-30877 | Barrow Petroleum LLC | Goldsmith, W. (Clear Fork, Up.) | 1 | 14.2K | 23.9K | by Jan 1993 – May 2016 |
| Cowden -G- O-10-30834 | Baker Operating, Inc. | Cowden (Cisco) | 1 | 14.1K | 3.45K | by Jan 1993 – Jul 2025 |
| Longbotham Unit O-10-22684 | Forest Oil Permian Corporation | Cowden, South (Canyon 8790) | 1 | 14.1K | 28.8K | by Jan 1993 – Jan 2003 |
| Ratliff Ranch "A" O-10-46044 | Slant Operating, LLC | Spraberry (Trend Area) | 2 | 14.1K | 49.2K | Apr 2014 – Aug 2026 |
| Johnson, J.L. "AB" O-10-23800 | Pure Resources, L.P. | Johnson (Holt) | 3 | 14.1K | 7.38K | by Jan 1993 – Feb 1998 |
| Cummins, H. E., Est. O-10-9452 | Endeavor Energy Resources L.P. | Goldsmith (5600) | 2 | 14K | 111K | by Jan 1993 – Oct 2006 |
| Slator O-10-31184 | Baker Operating, Inc. | Goldsmith | 3 | 13.9K | 9.76K | by Jan 1993 – Aug 2026 |