| Richmond 39 G-10-300109 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 505K | 2.27M | Mar 2018 – Aug 2026 |
| Henrichson HC2 E Dim G-1-300372 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 499K | 1.26M | Apr 2017 – Aug 2026 |
| Levi Goodrich Unit 2 G-3-291349 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 488K | 2.36M | Oct 2020 – Aug 2026 |
| Henrichson HC4 F Dim G-1-301142 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 448K | 1.31M | May 2017 – Aug 2026 |
| Ulrich a - Williams a SA 1 G-2-291089 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 361K | 1.69M | Jul 2021 – Aug 2026 |
| Richmond 39 G-10-299872 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 351K | 2.02M | Mar 2018 – Aug 2026 |
| Ulrich A G-2-291023 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 307K | 1.46M | Jul 2021 – Aug 2026 |
| Ulrich A G-2-291022 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 301K | 1.26M | Jul 2021 – Aug 2026 |
| Rich Strike 21-28 A G-10-300918 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 299K | 1.56M | Jul 2025 – Aug 2026 |
| Richmond W State 4239 A-B G-10-290138 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 279K | 2M | Jan 2021 – Aug 2026 |
| Richmond W State 4239 A-A G-10-290182 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 270K | 1.71M | Jan 2021 – Aug 2026 |
| Rich Strike 21-28 G G-10-300787 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 265K | 1.76M | Jun 2025 – Aug 2026 |
| Ulrich A G-2-264531 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 265K | 871K | May 2011 – Jun 2025 |
| Henrichson Unit C Dim G-1-301711 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 264K | 696K | Dec 2018 – Aug 2026 |
| Henrichson Unit B Dim G-1-301738 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 261K | 820K | Dec 2018 – Aug 2026 |
| Rich Strike 21-28 J G-10-300914 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 259K | 2.02M | Jun 2025 – Aug 2026 |
| Rich Strike 21-28 F G-10-300781 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 250K | 1.99M | Jun 2025 – Aug 2026 |
| Ulrich A G-2-291145 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 249K | 1.11M | Jul 2021 – Aug 2026 |
| Rich Strike 21-28 C G-10-301107 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 246K | 1.61M | Jul 2025 – Aug 2026 |
| Rich Strike 21-28 I G-10-300913 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 244K | 1.68M | Jun 2025 – Aug 2026 |
| Ulrich A G-2-291020 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 242K | 1.2M | Jul 2021 – Aug 2026 |
| Rich Strike 21-28 E G-10-300780 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 238K | 1.61M | Jun 2025 – Aug 2026 |
| Rich Strike 21-28 D G-10-300984 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 234K | 2.03M | Jul 2025 – Aug 2026 |
| Henrichson Unit B Dim G-1-301742 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 228K | 648K | Dec 2018 – Aug 2026 |
| Ulrich A G-2-291184 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | De Witt | 1 | 208K | 829K | Jul 2021 – Aug 2026 |
| Rich Strike 21-28 B G-10-300919 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 207K | 1.56M | Jul 2025 – Aug 2026 |
| Richmond B G-1-301208 | Jonah Energy LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 201K | 551K | Dec 2025 – Aug 2026 |
| Rich Strike 21-28 H G-10-300788 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 197K | 1.67M | Jun 2025 – Aug 2026 |
| Holland G-3-174013 | Helmerich & Payne, Inc. only | Hilderbrandt Bayou, N. (9300) | Jefferson | 1 | 182K | 2.61M | Apr 1999 – Mar 2001 |
| Daniel, Governor Bill 161 GU G-3-202078 | South Texas Operating Company only | Rich Ranch (Y-6-E) | Liberty | 1 | 182K | 3.62M | Mar 2004 – Aug 2017 |
| Richmond A G-1-301207 | Jonah Energy LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 168K | 465K | Dec 2025 – Aug 2026 |
| Richmond W State 4239 A-D G-10-290140 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 163K | 1.3M | Jan 2021 – Aug 2026 |
| Richmond W State 4239 A-C G-10-290139 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 148K | 1.14M | Jan 2021 – Aug 2026 |
| Richmond W. State 4239 A6 G-10-296722 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 147K | 1.17M | Jul 2023 – Aug 2026 |
| Briarcove Unit G-3-204707 | Phoenix Hydrocarbons Operating only | Ulrich (Yegua 3A) | Harris | 1 | 145K | 6.38M | Dec 2004 – Oct 2023 |
| Cocke and Goodrich Unit G-2-134136 | Sue-Ann Operating, L.C. only | Helen Gohlke, SW. (Wilcox Cons.) | Victoria | 1 | 142K | 6.9M | by Jan 1993 – Aug 2026 |
| Kensinger G-3-246590 | Marquee Corporation only | Ulrich, E. (Yegua 2A) | Harris | 1 | 117K | 11.4M | Nov 2008 – Feb 2019 |
| Nash, Hannah G-3-146807 | Smith Production Inc. only | Ulrich (Yegua 1-E) | Harris | 1 | 117K | 1.41M | Aug 1993 – Aug 1998 |
| Richmond W. State 4239 A7 G-10-296643 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 107K | 694K | Jul 2023 – Aug 2026 |
| Richards, F. M. & L. L. G-3-135554 | Famcor Oil, Inc. only | Cold Springs (Wilcox, Cons.) | San Jacinto | 1 | 95.9K | 1.63M | by Jan 1993 – Feb 2009 |
| Richardson G-3-199691 | Noble Energy Inc only | Bobcat Run (Nodosaria) | Orange | 1 | 90.6K | 3.48M | Feb 2004 – Nov 2006 |
| Richards Ranch G-13-250083 | Newark E&P Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 89.3K | 546K | Feb 2009 – Jul 2013 |
| Richmond G-4-198100 | Petrovybe Opco LLC only | Samano, E. (Third Massive) | Starr | 1 | 86.1K | 2.36M | Oct 2003 – Aug 2026 |
| Friederich a Unit G-13-279691 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Montague | 1 | 84K | 648K | Nov 2014 – Aug 2026 |
| Richter-Loewe G-3-203107 | Strand Energy, L.C. only | New Ulm (LWR Wilcox Cons.) | Austin | 1 | 81.8K | 3.67M | Aug 2004 – Aug 2026 |
| Richmond 39 G-10-284030 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 81.2K | 586K | Dec 2011 – Aug 2023 |
| Richmond G-4-194660 | Petrovybe Opco LLC only | Samano, E. (Massive 7200) | Starr | 1 | 79.4K | 2.54M | Feb 2003 – Apr 2018 |
| Richmond G-4-197364 | Petrovybe Opco LLC only | Samano, E. (Third Massive) | Starr | 1 | 78.5K | 2.88M | Sep 2003 – Aug 2026 |
| Richburg Unit G-10-282663 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 76.8K | 949K | Oct 2016 – Aug 2026 |
| Richards G-3-146554 | Crimson Exploration Oper., Inc. only | Round Mott (Yegua) | Wharton | 1 | 75.6K | 2.52M | Sep 1993 – Sep 1999 |