| Fasken G-10-131985 | Endeavor Energy Resources L.P. only | Circle Bar,east (Wichita-Albany) | Ector | 1 | 1.75K | 79.2K | Jan 1993 – Mar 2000 |
| Cowden, W.F., -C- Deep G-10-157413 | Occidental Permian Ltd. only | Goldsmith (Holt) | Ector | 1 | 1.74K | 164K | Aug 1995 – Dec 2007 |
| 700 -a- MF O-10-21816 | BTA Oil Producers only | Cowden, North | Ector | 3 | 1.7K | 21 | Jan 1993 – Nov 1994 |
| Buster O-10-11901 | Cross Timbers Operating Company only | Goldsmith, W. (San Andres) | Ector | 2 | 1.69K | 22 | Jan 1993 – Oct 1994 |
| McEntire O-10-35125 | Phillips Petroleum Company only | Andector (Waddell) | Ector | 1 | 1.68K | 8.54K | Nov 1996 – May 1998 |
| Fee "N" G-10-152777 | Aghorn Operating, Inc. only | Penwell (Queen) | Ector | 1 | 1.66K | 1.87M | Jan 1995 – May 2007 |
| T. P. Land & Trust "A" O-10-25112 | Occidental Permian Ltd. only | Cowden, North | Ector | 1 | 1.66K | 924 | Jan 1993 – Mar 1995 |
| Cowden S O-10-38606 | Andector Exploration Company only | Goldsmith (Clear Fork) | Ector | 2 | 1.66K | 9.32K | Nov 2006 – Jul 2008 |
| TXL Devonian Main Pay Unit G-10-116619 | OXY USA WTP LP only | TXL (Devonian-Main Pay) | Ector | 1 | 1.66K | 1.44M | Jan 1993 – Feb 2006 |
| Blakeney -32- O-10-35513 | Breck Operating Corp. only | Goldsmith, East (Grayburg) | Ector | 1 | 1.64K | 14.2K | Jul 1997 – Aug 1999 |
| Foster "11-C" O-10-23262 | Sheridan Production Company, LLC only | Cowden, South (Canyon 8900) | Ector | 1 | 1.61K | 272 | Jan 1993 – Oct 1994 |
| Slator, J. D. -B- O-10-49696 | Aghorn Operating, Inc. only | Goldsmith, W. (San Andres) | Ector | 2 | 1.59K | 5.98K | Mar 2018 – Feb 2026 |
| Ratliff 'F' O-10-49543 | Slant Operating, LLC only | Headlee, N. (Canyon) | Ector | 1 | 1.59K | 2.16K | Nov 2017 – Sep 2021 |
| Goldsmith Andector Unit G-10-291577 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 1 | 1.59K | 214K | Oct 2021 – Apr 2026 |
| Parker Minerals 17 O-10-44290 | Crescent Energy Operating, LLC only | Goldsmith (Clear Fork) | Ector | 1 | 1.58K | 2.95K | Apr 2013 – Oct 2013 |
| Cole-Williamson -6- O-10-30624 | Brock, J. only | Goldsmith, N. (San Andres, Con.) | Ector | 1 | 1.53K | 21 | Jan 1993 – May 2008 |
| TXL South 19 O-10-40858 | Acoma Operating, LLC only | Goldsmith (Clear Fork) | Ector | 1 | 1.53K | 107 | Dec 2010 – Mar 2016 |
| Ratliff, Sallie W. O-10-62916 | Slant Operating, LLC only | Ratliff (Penn.) | Ector | 1 | 1.49K | 1.31K | Nov 2024 – Apr 2026 |
| RJ 19 O-10-36370 | Sahara Operating Company only | Cowden, North (Canyon) | Ector | 1 | 1.49K | 0 | Aug 2000 – May 2002 |
| Mayberry O-10-59841 | Diamondback E&P LLC only | Spraberry (Trend Area) | Ector | 1 | 1.48K | 7K | Sep 2024 – Jan 2026 |
| Tigercat O-10-36676 | OXY USA WTP LP only | Goldsmith (Devonian, Val-Al) | Ector | 1 | 1.47K | 0 | May 2001 – Jul 2003 |
| Connell "30" O-10-35559 | Hyquest Energy, Inc. only | Jordan (4500) | Ector | 1 | 1.43K | 0 | Oct 1997 – Nov 1999 |
| Cross -A- O-10-13437 | R. K. G. Engineering, Inc. only | Moss (Grayburg) | Ector | 2 | 1.42K | 20 | Jan 1993 – Aug 1995 |
| Zetta O-10-20125 | Drake Oil & Gas, LLC only | TXL (San Andres) | Ector | 2 | 1.41K | 21 | Jan 1993 – Jun 2016 |
| Parker, J. E. -16- O-10-11705 | Johnston, David Mahlon only | Harper | Ector | 2 | 1.4K | 21 | Jan 1993 – May 1996 |
| Cowden, E.F. O-10-24685 | Petroleum Technical Services Co. only | Cowden, South | Ector | 4 | 1.39K | 12K | Jan 1993 – Oct 1994 |
| T. X. L. -O- O-10-6912 | Conocophillips Company only | TXL (Devonian) | Ector | 1 | 1.37K | 3.18K | Jan 1993 – Aug 1993 |
| Connell, A. B. -A- O-10-13850 | Permian Resources, Inc. only | Metz (Glorietta) | Ector | 1 | 1.36K | 13 | Jan 1993 – Jan 1994 |
| Goldsmith Andector Unit G-10-186966 | Conocophillips Company only | Goldsmith (Clear Fork) | Ector | 1 | 1.36K | 308K | Dec 2001 – Aug 2010 |
| T. X. L. -W- O-10-6915 | Phillips Petroleum Company only | TXL (Devonian) | Ector | 1 | 1.36K | 2.71K | Jan 1993 – Sep 1993 |
| Martin, T.J. -B- O-10-896 | Torch Energy Services, Inc. only | Cowden, South | Ector | 2 | 1.36K | 21 | Jan 1993 – Jan 1995 |
| Van G-10-293100 | Diamondback E&P LLC only | Sallie Ann (Spraberry-Wolfcamp) | Ector | 1 | 1.33K | 5.88K | Feb 2022 – Apr 2026 |
| Parker Trust -20- O-10-28674 | Bellwether Exploration Company only | Monahans Draw (Clearfork) | Ector | 4 | 1.32K | 7.23K | Jan 1993 – Dec 1993 |
| Cummins -N- O-10-37725 | Cambrian Management, Ltd. only | Cummins (Devonian) | Ector | 1 | 1.3K | 3.17K | Apr 2005 – Jun 2005 |
| Holt O-10-53702 | Texland Petroleum, L.P. only | Cowden, North (Deep) | Ector | 1 | 1.3K | 0 | Oct 2019 – Jan 2021 |
| Thomas -B- Tract 2 O-10-19802 | Bobcat Operating only | TXL (San Andres) | Ector | 4 | 1.3K | 3.3K | Jan 1993 – Jan 1996 |
| Ratliff, S. W. -A- O-10-10540 | Pronghorn Management Corporation only | Ratliff (Ellenburger) | Ector | 1 | 1.29K | 3.6K | Jan 1993 – Oct 2003 |
| Thomas, A. E. O-10-7009 | Hilcorp Energy Company only | TXL (Silurian) | Ector | 1 | 1.29K | 50 | Apr 2025 – Apr 2026 |
| Worker Bee SE O-10-42492 | Occidental Permian Ltd. only | Andector (Wichita Albany) | Ector | 1 | 1.29K | 5.85K | Mar 2012 – Mar 2020 |
| Millard -A- O-10-36703 | Ring Energy, Inc. only | Penwell (Wichita Albany) | Ector | 2 | 1.28K | 4.04K | Jul 2001 – Jul 2011 |
| Thomas -D & E- O-10-49717 | Formentera Operations LLC only | Goldsmith, W. (San Andres) | Ector | 1 | 1.25K | 15.5K | Mar 2018 – Mar 2026 |
| Frank Cowden R/a -C- O-10-41334 | Occidental Permian Ltd. only | Cowden, North (San Andres) | Ector | 1 | 1.23K | 0 | Nov 2010 – May 2013 |
| Fraser, G. C. -C- O-10-49684 | Kinney Incorporated only | Goldsmith, W. (San Andres) | Ector | 2 | 1.23K | 0 | Apr 2018 – Feb 2025 |
| Millard -E- O-10-45736 | Conocophillips Company only | Penwell (Waddell) | Ector | 1 | 1.2K | 2.07K | Jul 2014 – Nov 2015 |
| Connell Sec 10 O-10-54311 | Founders Oil & Gas Operating,llc only | Jordan (Ellenburger) | Ector | 1 | 1.19K | 0 | Mar 2020 – Jul 2020 |
| Cross O-10-32893 | Bustamante Oil Company only | Harper | Ector | 1 | 1.19K | 20 | Jan 1993 – Feb 2024 |
| TXL L A/C 1 O-10-39088 | Apache Corporation only | TXL (Silurian) | Ector | 1 | 1.18K | 14.9K | Jun 2008 – Feb 2011 |
| Goldsmith, C. A. et Al G-10-51935 | XTO Energy Inc. only | Goldsmith (Grayburg) | Ector | 1 | 1.18K | 3.31K | Jan 2007 – May 2007 |
| Goldsmith Andector Unit G-10-169502 | Conocophillips Company only | Goldsmith (Clear Fork) | Ector | 1 | 1.17K | 141K | May 1998 – Jan 2004 |
| Fee -ZG- O-10-30163 | Fasken, Barbara only | Fasken, SW. (Wolfcamp, Lower) | Ector | 1 | 1.16K | 251 | Jan 1993 – Aug 1993 |