| Goldsmith-Landreth (Deep) Unit G-10-154907 | Occidental Permian Ltd. only | Goldsmith (Clear Fork) | Ector | 1 | 5.66K | 237K | Jun 1995 – May 2015 |
| Williamson Estate -28- O-10-32556 | OXY USA WTP LP only | Goldsmith, W. (San Andres) | Ector | 1 | 5.61K | 45.6K | Jan 1993 – Aug 2009 |
| Speer B #1 O-10-33514 | Baker Operating, Inc. only | Donnelly (San Andres) | Ector | 1 | 5.6K | 54 | Jan 1993 – Apr 2005 |
| TXL-Smith O-10-49602 | Baker Operating, Inc. only | Goldsmith, W. (San Andres) | Ector | 2 | 5.59K | 0 | Mar 2018 – Apr 2026 |
| Cowden, E.F. "F" O-10-24848 | Endeavor Energy Resources L.P. only | Foster | Ector | 2 | 5.58K | 6.62K | Jan 1993 – Oct 1998 |
| Connell Mgmt A O-10-55397 | Ring Energy, Inc. only | Penwell (Clear Fork) | Ector | 1 | 5.55K | 0 | Aug 2020 – Sep 2022 |
| Cowden K O-10-38604 | Andector Exploration Company only | Goldsmith (Clear Fork) | Ector | 2 | 5.5K | 38K | Nov 2006 – May 2025 |
| Ratliff, S. W. -A- O-10-19433 | Eureka Prospecting Company only | Headlee, N. (Canyon) | Ector | 4 | 5.48K | 32.3K | Jan 1993 – Sep 2002 |
| Wilken -B- O-10-15502 | BTA Oil Producers only | Cowden, North | Ector | 1 | 5.46K | 861 | Jan 1993 – Jan 1997 |
| Holt O-10-34287 | EOG Resources, Inc. only | Cowden, North | Ector | 1 | 5.45K | 1.21K | Oct 1994 – Dec 1994 |
| Ector-AI-Fee O-10-37928 | Aghorn Operating, Inc. only | Goldsmith (Clear Fork) | Ector | 2 | 5.41K | 0 | Nov 2006 – Feb 2026 |
| Cowden, W. F., -C- Deep G-10-157400 | Altura Energy Ltd. only | Goldsmith (Holt) | Ector | 1 | 5.41K | 92.4K | Nov 1995 – Feb 1998 |
| Thomas -A- G-10-256649 | Formentera Operations LLC only | TXL (Wolfcamp, North) | Ector | 1 | 5.4K | 44.1K | Apr 2010 – Apr 2020 |
| Goldsmith Andector Unit G-10-276993 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 1 | 5.38K | 766K | May 2015 – Jun 2024 |
| TXL -K- Tract 1 O-10-12173 | Anadarko Petroleum Corporation only | TXL (Devonian) | Ector | 3 | 5.34K | 21.4K | Jan 1993 – Sep 1999 |
| Cowden G O-10-37926 | Baker Operating, Inc. only | Goldsmith (Clear Fork) | Ector | 1 | 5.32K | 36.7K | Nov 2006 – Apr 2026 |
| Tatia (SA) O-10-60875 | Diamondback E&P LLC only | Spraberry (Trend Area) | Ector | 1 | 5.27K | 4.82K | Mar 2024 – Apr 2026 |
| Limpia O-10-40565 | Conocophillips Company only | Andector (McKee) | Ector | 1 | 5.24K | 44.4K | Nov 2010 – Oct 2016 |
| Cowden -12- O-10-31855 | Citation Oil & Gas Corp. only | Cowden (Cisco) | Ector | 1 | 5.21K | 5.97K | Jan 1993 – Jun 1997 |
| Parker Minerals 12D O-10-41840 | Acoma Operating, LLC only | Goldsmith (Clear Fork) | Ector | 1 | 5.18K | 17.1K | Oct 2011 – Jun 2015 |
| Parker Minerals 13 O-10-40877 | Crescent Energy Operating, LLC only | Goldsmith (Clear Fork) | Ector | 1 | 5.17K | 9.74K | Feb 2011 – Dec 2013 |
| TXL "F" G-10-80618 | OXY USA WTP LP only | TXL (Wolfcamp, North) | Ector | 1 | 5.17K | 3.85M | Jan 1993 – Jun 2017 |
| Foster 8-3 O-10-37984 | OXY USA WTP LP only | Cowden, South (Canyon 8790) | Ector | 1 | 5.14K | 1.76K | Aug 2005 – Jan 2008 |
| TXL Phillips O-10-36029 | OXY USA WTP EOR, LLC only | Slator (Devonian) | Ector | 1 | 5.1K | 9.87K | Jul 1999 – Mar 2009 |
| T. X. L. -S- O-10-36024 | Drake Oil & Gas, LLC only | Slator (Devonian) | Ector | 1 | 5.09K | 3.66K | Jul 1999 – Apr 2026 |
| Ector -al- Fee O-10-17282 | Texas Consolidated Pet. Corp. only | Lawson (San Andres) | Ector | 1 | 4.99K | 6.98K | Jan 1993 – Nov 1999 |
| Parker Estate -A- O-10-30494 | Robertson Resources, Inc. only | Lawson (San Andres) | Ector | 1 | 4.97K | 758 | Jan 1993 – Jul 1998 |
| Edwards O-10-27365 | Omar Operating Company only | Edwards, West (Canyon) | Ector | 1 | 4.96K | 2.61K | Jan 1993 – Jun 1996 |
| Holt, D.B. -B- O-10-28755 | Alto Minerals, Inc. only | Cowden, North | Ector | 1 | 4.95K | 117 | Jan 1993 – Aug 2000 |
| TXL -B- O-10-50073 | Drake Oil & Gas, LLC only | Goldsmith, W. (San Andres) | Ector | 3 | 4.94K | 0 | Jul 2018 – Apr 2026 |
| Shoe Bar O-10-43062 | EXL Petroleum Operating Inc. only | Yarbrough & Allen, W. (Devonian) | Ector | 1 | 4.94K | 1.16K | Dec 2012 – Aug 2018 |
| Schar -A- O-10-2139 | Baker Operating, Inc. only | Goldsmith (Clear Fork) | Ector | 4 | 4.92K | 80.6K | Jan 1993 – Feb 2017 |
| Kloh "B-17" O-10-19828 | Sheridan Production Company, LLC only | TXL (San Andres) | Ector | 1 | 4.9K | 7.26K | Jan 2009 – Jun 2014 |
| Cowden O-10-17307 | Sundown Energy LP only | Donnelly, North (Grayburg) | Ector | 2 | 4.9K | 249K | Jan 1993 – Oct 1999 |
| Connell -C- O-10-3083 | Citation Oil & Gas Corp. only | Jordan (Ellenburger) | Ector | 2 | 4.83K | 4.29K | Jan 1993 – May 2008 |
| Slator -C- O-10-49722 | Formentera Operations LLC only | Goldsmith, W. (San Andres) | Ector | 2 | 4.83K | 96K | Mar 2018 – Apr 2026 |
| Cummins, H. E. -A- O-10-27715 | Anadarko Petroleum Corporation only | Goldsmith, N. (San Andres, Con.) | Ector | 1 | 4.82K | 24.9K | Jan 1993 – May 1998 |
| Limpia G-10-155467 | Maverick Permian LLC only | Andector (McKee) | Ector | 1 | 4.81K | 98.1K | Jul 1995 – Dec 1996 |
| Slator -E- O-10-49712 | Formentera Operations LLC only | Goldsmith, W. (San Andres) | Ector | 5 | 4.8K | 35.2K | Mar 2018 – Apr 2026 |
| Slator, J. D. -B- O-10-6994 | Texaco E & P Inc. only | TXL (Ellenburger) | Ector | 1 | 4.79K | 11K | Jan 1993 – Feb 1994 |
| Scharbauer -J- O-10-19922 | M & J Energy, Inc. only | Goldsmith, N. (San Andres, Con.) | Ector | 2 | 4.76K | 23K | Jan 1993 – Mar 2002 |
| Cummins -T- O-10-20896 | Baker Operating, Inc. only | Goldsmith, N. (San Andres, Con.) | Ector | 1 | 4.75K | 28 | Jan 1993 – Sep 2005 |
| Brock, L. E. O-10-31054 | Laguna Petroleum Corporation only | Cowden, South (Canyon 8790) | Ector | 2 | 4.75K | 2.35K | Jan 1993 – Nov 1994 |
| Scharbauer -N- O-10-36820 | Saddleback Exploration, LLC only | Goldsmith, East (Queen) | Ector | 1 | 4.7K | 26.8K | Jul 2001 – Apr 2007 |
| Midland Farms -AV- O-10-25585 | Apache Corporation only | Fasken (Wolfcamp, Lower) | Ector | 1 | 4.67K | 8.69K | Jan 1993 – Mar 1998 |
| Cowden, E. F., -A- O-10-14511 | Permian Solutions LLC only | Cowden, South | Ector | 1 | 4.67K | 50.6K | Jan 1993 – Mar 2026 |
| Frank -A- O-10-35891 | Conocophillips Company only | Loretta (Glorieta) | Ector | 1 | 4.66K | 15.3K | Sep 1998 – Sep 2003 |
| Pinnacle O-10-36671 | Southwest Royalties, Inc. only | Foster (Clearfork-Baxter) | Ector | 1 | 4.65K | 0 | Apr 2001 – Aug 2004 |
| Goldsmith Andector Unit G-10-277008 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 1 | 4.63K | 386K | May 2015 – Oct 2023 |
| Shoebar Ranch -B O-10-35123 | Phillips Petroleum Company only | Bob (Devonian) | Ector | 1 | 4.62K | 4.9K | Nov 1996 – Apr 1997 |