| Connell, W. E., -B- O-10-16605 | Ctoc Energy, LLC | Metz (Glorietta) | 2 | 13.9K | 1.56K | by Jan 1993 – Mar 2016 |
| Slator -C- O-10-6973 | Anadarko Petroleum Corporation | TXL (Ellenburger) | 3 | 13.9K | 52.6K | by Jan 1993 – Apr 1995 |
| Cowden, R. B. O-10-37918 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 3 | 13.9K | 412K | Nov 2006 – Aug 2026 |
| Cummins, J. O-10-34758 | OXY USA WTP LP | Goldsmith, W. (Waddell) | 1 | 13.8K | 73.6K | Nov 1995 – Dec 2002 |
| TXL -CF- O-10-37967 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 1 | 13.8K | 13.9K | Nov 2006 – Aug 2026 |
| Moss "J" O-10-22982 | OXY USA WTP LP | Cowden, South (Canyon 8790) | 2 | 13.8K | 18.6K | by Jan 1993 – May 2014 |
| Ector -AN- Fee O-10-17784 | Nicki T Oil & Gas LLC | Harper | 1 | 13.6K | 47 | by Jan 1993 – Mar 2026 |
| Frank-B G-10-151075 | Conocophillips Company | Andector (McKee) | 1 | 13.6K | 284K | Aug 1994 – Sep 2014 |
| Cowden "H" O-10-35523 | Andector Exploration Company | Goldsmith, N. (San Andres, Con.) | 1 | 13.6K | 63.9K | Sep 1997 – Apr 2019 |
| Phillips-TXL -23- O-10-31130 | Forest Oil Permian Corporation | Goldsmith (5600) | 1 | 13.6K | 25.8K | by Jan 1993 – Dec 2000 |
| TXL -N- O-10-37052 | Notrees Systems, Inc. | Wheeler (Wichita-Albany) | 1 | 13.5K | 0 | Mar 2003 – Aug 2014 |
| Fasken, David -BG- O-10-48060 | Fasken Oil and Ranch, Ltd. | Fasken, South (Strawn) | 1 | 13.5K | 25.4K | Dec 2015 – Aug 2026 |
| Edwards Estate O-10-27063 | Midenergy Operating, LLC | Double -H- (Grayburg) | 1 | 13.5K | 594 | by Jan 1993 – Nov 2011 |
| R. B. Cowden -A- O-10-27661 | Endeavor Energy Resources L.P. | Goldsmith, N. (Silurian) | 3 | 13.4K | 67.6K | by Jan 1993 – Apr 2001 |
| Thomas, A. E., -a- NCT-1 O-10-49703 | Aghorn Operating, Inc. | Goldsmith, W. (San Andres) | 6 | 13.4K | 82.2K | Mar 2018 – Jun 2026 |
| Cowden, E.F. -33- O-10-25362 | Moss SWD, LLC | Cowden, South | 3 | 13.4K | 61.9K | by Jan 1993 – Sep 2015 |
| Ector -E- Fee /NCT-1/ O-10-16997 | Formentera Operations LLC | Harper | 2 | 13.3K | 19.9K | Apr 2002 – Aug 2026 |
| Edwards '24' O-10-42801 | Endeavor Energy Resources L.P. | Spraberry (Trend Area) | 1 | 13.2K | 7.13K | Mar 2012 – Jan 2019 |
| Ford O-10-44401 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 1 | 13.1K | 19.8K | Aug 2013 – Jun 2023 |
| Thomas "H" Tract I O-10-24699 | Apache Corporation | TXL (Devonian) | 1 | 13.1K | 42K | by Jan 1993 – May 2007 |
| Cowden RANCH"6 HG" O-10-37002 | Rust Oil Corp. | Harper (Glorieta) | 1 | 13.1K | 1.38K | Dec 2002 – Nov 2021 |
| Arco "J" O-10-32795 | Baker Operating, Inc. | Goldsmith, W. (San Andres) | 2 | 13K | 69.7K | by Jan 1993 – Aug 2026 |
| Thumper 48-24 E O-10-65373 | Diamondback E&P LLC | Spraberry (Trend Area) | 1 | 12.9K | 10.6K | Aug 2026 – Aug 2026 |
| Connell A O-10-53771 | Raptor Petroleum Develop, LLC | Jordan | 1 | 12.9K | 43 | Oct 2019 – Nov 2024 |
| Shell-Johnson /EO/ O-10-1161 | Crescent Energy Operating, LLC | Donnelly (San Andres) | 3 | 12.9K | 16.6K | by Jan 1993 – May 2010 |
| Depco-Slator -24- O-10-31011 | Maynard Oil Co. | Goldsmith (5600) | 1 | 12.8K | 50.1K | by Jan 1993 – Jun 2002 |
| Millard "C" O-10-34303 | Conocophillips Company | Penwell (Devonian) | 2 | 12.8K | 11.2K | Sep 1994 – Oct 2000 |
| Aghorn AB Fee O-10-50520 | Aghorn Operating, Inc. | Arbol de Nada (Devonian) | 2 | 12.8K | 29.2K | Sep 2018 – Jun 2026 |
| Fasken Estate O-10-37402 | Fasken Oil and Ranch, Ltd. | Circle Bar, East (Atoka) | 1 | 12.7K | 333K | Jun 2004 – Dec 2019 |
| Cummins N O-10-37805 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 1 | 12.7K | 62.3K | Jul 2005 – Aug 2026 |
| Sprague, Ruth O-10-31362 | Reatta Energy, Inc. | Ratliff, N. (Wolfcamp) | 1 | 12.5K | 30.6K | by Jan 1993 – Jun 2013 |
| Kloh -C- O-10-31241 | Baker Operating, Inc. | Goldsmith | 5 | 12.5K | 6.35K | by Jan 1993 – Aug 2026 |
| Cowden J O-10-8695 | Andector Exploration Company | Goldsmith (5600) | 2 | 12.5K | 116K | by Jan 1993 – Oct 2006 |
| Williamson -C- O-10-31717 | Phoenix Hydrocarbons Operating | Goldsmith (5600) | 1 | 12.5K | 21.9K | by Jan 1993 – Oct 2006 |
| Edwards Ranch -32- O-10-13516 | Baker Operating, Inc. | Double -H- (Grayburg) | 1 | 12.3K | 46 | by Jan 1993 – Aug 2026 |
| Williamson -B- O-10-37971 | Jay Management Company, LLC | Goldsmith (Clear Fork) | 1 | 12.3K | 13.5K | Nov 2006 – Aug 2026 |
| Moss, Paul Estate O-10-29502 | Rust Oil Corp. | Mosswell (Strawn 8720) | 2 | 12.2K | 10K | by Jan 1993 – Nov 1996 |
| Slator Ranch O-10-37969 | Baker Operating, Inc. | Goldsmith (Clear Fork) | 1 | 12.2K | 0 | Nov 2006 – Sep 2024 |
| Fasken, David -AM- O-10-32776 | Apache Corporation | Fasken, South (Wolfcamp) | 1 | 12.1K | 457K | by Jan 1993 – Feb 1999 |
| TXL -D- O-10-19912 | Apache Corporation | TXL (San Andres) | 3 | 12K | 68.4K | by Jan 1993 – Feb 2018 |
| Hurricane O-10-36375 | OXY USA WTP LP | Jars (Ellenburger) | 1 | 12K | 8.75K | Aug 2000 – Nov 2003 |
| R.B. Cowden 'B' O-10-61237 | Octane Energy Operating, LLC | Martin (Consolidated) | 1 | 12K | 12.8K | May 2024 – Jul 2026 |
| Opie B O-10-44489 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 1 | 11.9K | 42.2K | Feb 2014 – Dec 2022 |
| Cowden -C- O-10-12121 | Grama Operating, LLC | Goldsmith (Clear Fork) | 1 | 11.9K | 222K | by Jan 1993 – Apr 2023 |
| Ector -C- Fee /NCT-2/ O-10-17029 | O'Ryan Oil and Gas | Moss (Grayburg) | 1 | 11.9K | 22 | by Jan 1993 – Aug 2026 |
| Embar G-10-168966 | Maverick Permian LLC | Goldsmith (Clear Fork) | 1 | 11.8K | 236K | May 1998 – Aug 2026 |
| TXL -G- O-10-8029 | Aroc (Texas) Inc. | Wheeler (Ellenburger) | 1 | 11.8K | 505K | by Jan 1993 – Apr 2002 |
| Parker, J. E. O-10-17592 | OXY USA Inc. | TXL (Wolfcamp, North) | 2 | 11.8K | 9.58K | by Jan 1993 – Mar 2000 |
| TXL -D- O-10-14849 | Apache Corporation | Goldsmith (5600) | 1 | 11.8K | 36.4K | by Jan 1993 – Jan 2004 |
| Connell, A.B.-C O-10-53380 | Ctoc Energy, LLC | Metz (Fusselman) | 1 | 11.8K | 1.69K | Apr 2020 – Aug 2023 |