| North Cowden Unit O-10-20164 | Occidental Permian Ltd. | Cowden, North | 1,651 | 99.7M | 44.2M | Jan 1993 – Jul 2026 |
| Goldsmith-Landreth /Deep/ Unit O-10-19815 | Occidental Permian Ltd. | Goldsmith (Clear Fork) | 655 | 34.4M | 51.5M | Jan 1993 – Jul 2026 |
| TXL South Unit O-10-20726 | Formentera Operations LLC | TXL (Tubb) | 718 | 21.3M | 42.2M | Jan 1993 – Jul 2026 |
| Goldsmith, C. A., Etal O-10-2100 | Hilcorp Energy Company | Goldsmith (Clear Fork) | 884 | 18.5M | 43.1M | Jan 1993 – Jul 2026 |
| Goldsmith San Andres Unit O-10-2020 | Hilcorp Energy Company | Goldsmith | 721 | 14.8M | 20.4M | Jan 1993 – Jul 2026 |
| Goldsmith Andector Unit O-10-21193 | Maverick Permian LLC | Goldsmith (Clear Fork) | 625 | 14.3M | 162M | Jan 1993 – Jul 2026 |
| TXL North Unit O-10-20487 | Formentera Operations LLC | TXL (Tubb) | 496 | 13.9M | 40.3M | Jan 1993 – Jul 2026 |
| East Penwell /San Andres/ Unit O-10-21079 | Bce-Mach III LLC | Penwell | 377 | 13.6M | 1.37M | Jan 1993 – Jul 2026 |
| South Foster Unit O-10-17541 | Occidental Permian Ltd. | Foster | 224 | 12.6M | 3.31M | Jan 1993 – Jul 2026 |
| East Cowden (Grayburg) Unit O-10-22927 | Basin Oil & Gas Operating, LLC | Cowden, North | 92 | 10.4M | 3.6M | Jan 1993 – Jul 2026 |
| Goldsmith-Cummins /Deep/ Unit O-10-20543 | Formentera Operations LLC | Goldsmith (Clear Fork) | 396 | 10.2M | 28.1M | Jan 1993 – Jul 2026 |
| Goldsmith-Landreth/San Andres/UT O-10-17491 | Atlas Operating LLC | Goldsmith | 434 | 10.2M | 11.8M | Jan 1993 – Jul 2026 |
| Jordan University Unit O-10-19955 | Citation Oil & Gas Corp. | Jordan | 300 | 9.39M | 5.5M | Jan 1993 – Jul 2026 |
| Goldsmith, C. A., Etal O-10-2290 | XTO Energy Inc. | Goldsmith (5600) | 699 | 8.37M | 9.94M | Jan 1993 – Jan 2007 |
| Dora Roberts Ranch Unit O-10-34635 | Continental Resources, Inc. | Dora Roberts (Consolidated) | 244 | 8.26M | 39.5M | Oct 1995 – Jul 2026 |
| Rhodes Cowden Unit O-10-20538 | OXY USA WTP LP | Cowden, North | 170 | 8.15M | 6.14M | Jan 1993 – Jul 2026 |
| North Penwell Unit O-10-21556 | Ring Energy, Inc. | Penwell | 282 | 7.31M | 4.24M | Jan 1993 – Jul 2026 |
| Penwell Unit O-10-23007 | Cross Timbers Energy, LLC | Penwell | 289 | 6.85M | 2.21M | Jan 1993 – Jul 2026 |
| Corrigan Cowden Unit O-10-24118 | OXY USA Inc. | Cowden, North | 56 | 6.42M | 1.79M | Jan 1993 – Jul 2026 |
| Johnson Gbsa Unit O-10-15427 | OXY USA WTP LP | Johnson | 286 | 5.33M | 3.56M | Jan 1993 – Jul 2026 |
| Ratliff A O-10-40136 | COG Operating LLC | Spraberry (Trend Area) | 58 | 5.24M | 12.8M | Feb 2010 – Jul 2026 |
| Witcher, J. E. O-10-21532 | Occidental Permian Ltd. | Foster | 112 | 5.09M | 1.36M | Jan 1993 – Jul 2026 |
| Fee "BK" O-10-43440 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 74 | 4.98M | 14.8M | Dec 2012 – Jul 2026 |
| Goldsmith Adobe Unit O-10-18713 | Neg Operating LLC | Goldsmith (5600) | 327 | 4.96M | 5.07M | Jan 1993 – Jun 2011 |
| Haag HZ Unit O-10-49960 | Permian Resources Operating, LLC | Spraberry (Trend Area) | 21 | 4.89M | 8.34M | Jan 2018 – Jul 2026 |
| Cowden, Clyde O-10-38628 | Maverick Permian LLC | Goldsmith (Clear Fork) | 174 | 4.78M | 7.86M | Nov 2006 – Jul 2026 |
| Gist Unit O-10-19373 | Aghorn Operating, Inc. | Foster | 155 | 4.57M | 1.18M | Jan 1993 – Jul 2026 |
| Fee 'BL' O-10-44349 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 62 | 4.24M | 18.7M | Oct 2013 – Jul 2026 |
| South Fault Block Unit O-10-27818 | Maverick Permian LLC | Andector (Ellenburger) | 45 | 4.13M | 3.32M | Jan 1993 – Jul 2026 |
| Whittenburg O-10-40025 | Permian Resources Operating, LLC | Spraberry (Trend Area) | 36 | 3.85M | 8.74M | Feb 2010 – Jul 2026 |
| South Cowden Unit O-10-19297 | Conocophillips Company | Cowden, South | 118 | 3.52M | 11.8M | Jan 1993 – Jul 2026 |
| Lupin TXL Fee O-10-40383 | Diamondback E&P LLC | Spraberry (Trend Area) | 95 | 3.45M | 16.4M | Jul 2010 – Jul 2026 |
| Dora Roberts Ranch Unit O-10-34646 | OXY USA WTP LP | Virey (Consolidated) | 74 | 3.3M | 8.94M | Oct 1995 – Jul 2026 |
| Goldsmith Adobe Unit O-10-37943 | Crescent Energy Operating, LLC | Goldsmith (Clear Fork) | 356 | 3.26M | 4.01M | Nov 2006 – Jul 2026 |
| Holt, O. B. /R/ O-10-797 | Occidental Permian Ltd. | Cowden, North | 34 | 3.15M | 1.15M | Jan 1993 – Jul 2026 |
| Moss Unit O-10-16433 | Aghorn Operating, Inc. | Cowden, South | 192 | 3.11M | 928K | Jan 1993 – Jul 2026 |
| North Foster Unit O-10-16940 | Aghorn Operating, Inc. | Foster | 119 | 3.1M | 1.34M | Jan 1993 – Jul 2026 |
| Holt O-10-34429 | OXY USA WTP LP | Venteam (Ellenburger) | 7 | 3.07M | 2.07M | Jan 1995 – Jul 2026 |
| Parks Bell O-10-38829 | COG Operating LLC | Spraberry (Trend Area) | 28 | 3.03M | 3.87M | Jun 2008 – Jul 2026 |
| Johnson Deep Unit O-10-22784 | OXY USA Inc. | Johnson (Holt) | 21 | 3.02M | 946K | Jan 1993 – Jul 2026 |
| Cowden, J. M. R/a -B- O-10-835 | Occidental Permian Ltd. | Cowden, North (Deep) | 23 | 3.01M | 316K | Jan 1993 – Jul 2026 |
| Fee 'BQ' O-10-47041 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 45 | 2.95M | 13.4M | Oct 2015 – Jul 2026 |
| East Harper Unit O-10-19904 | Aghorn Operating, Inc. | Harper | 266 | 2.95M | 843K | Jan 1993 – Jul 2026 |
| Tatia O-10-48987 | Diamondback E&P LLC | Spraberry (Trend Area) | 30 | 2.93M | 3.82M | Mar 2017 – Jul 2026 |
| West Jordan Unit O-10-21216 | Extex Operating Company | Jordan | 139 | 2.93M | 1.36M | Jan 1993 – Jul 2026 |
| Jennifer (Queen) Unit O-10-32616 | Richland Resources Corporation | Concho Bluff, North (Queen) | 58 | 2.89M | 21 | Jan 1993 – Jul 2026 |
| Moss, Paul Unit O-10-875 | R3 Operating Corporation | Cowden, South | 150 | 2.7M | 902K | Jan 1993 – Jul 2026 |
| Cowden, Clyde O-10-2309 | Conocophillips Company | Goldsmith (5600) | 87 | 2.6M | 4.04M | Jan 1993 – Jul 2008 |
| Fee 'BJ' O-10-47876 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 48 | 2.59M | 11.7M | Jul 2016 – Jul 2026 |
| Embar -B- O-10-1269 | Maverick Permian LLC | Embar (Permian) | 66 | 2.52M | 33.4M | Jan 1993 – Jul 2026 |