| Cortez 'C' O-1-16608 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 4 | 944K | 994K | Feb 2013 – Aug 2026 |
| Bogard Waterflood Unit O-8-12201 | Burk Royalty Co., Ltd. only | Tom Darling(conglomerate) | Haskell | 23 | 944K | 65.6K | by Jan 1993 – Aug 2026 |
| Paramore Unit O-1-17106 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 3 | 943K | 1.16M | Aug 2013 – Aug 2026 |
| Shannon Hospital "2" O-9-15792 | Walsh & Watts, Inc. only | Noelke (Wolfcamp, Lower) | Crockett | 9 | 942K | 315K | Aug 2005 – Aug 2026 |
| Fox Unit O-2-9546 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | Karnes | 6 | 942K | 1M | Feb 2011 – Aug 2026 |
| Mallet Land & Cattle Co. O-11-6086 | Three Span Oil & Gas, Inc. only | Slaughter | Cochran | 28 | 942K | 355K | by Jan 1993 – Aug 2026 |
| HSC 320II O-10-54469 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Martin | 3 | 941K | 2.36M | Feb 2020 – Aug 2026 |
| Collins O-10-44205 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 2 | 941K | 1.55M | Jul 2013 – Aug 2026 |
| Nevermind 451 O-11-70642 | Burk Royalty Co., Ltd. only | Platang (San Andres) | Yoakum | 5 | 941K | 2.81M | Jul 2017 – Aug 2026 |
| Mendeleev H O-10-57765 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Midland | 3 | 941K | 5.17M | Aug 2022 – Aug 2026 |
| Bosworth Farm O-11-67654 | R3 Operating Corporation only | Anita (Clearfork) | Hockley | 12 | 940K | 153K | Nov 1996 – Aug 2026 |
| Franklin Unit O-2-11826 | Devon Energy Production Co, L.P. only | Sugarkane (Austin Chalk) | Karnes | 4 | 940K | 1.1M | Jul 2019 – Aug 2026 |
| Amethyst State 29-0-20-17 A O-10-59028 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 940K | 1.11M | Nov 2022 – Aug 2026 |
| Rogers Unit O-2-10507 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 6 | 940K | 1.21M | Apr 2013 – Aug 2026 |
| Robertson State Unit 2-5 O-10-47332 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 940K | 2.78M | Dec 2015 – Aug 2026 |
| Wendigo Unit B 10-14 O-10-57377 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 3 | 940K | 968K | Mar 2022 – Aug 2026 |
| Guns UP N 32-29 O-10-53584 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 3 | 940K | 1.5M | Dec 2019 – Aug 2026 |
| Ahlhorn Najvar Unit O-1-15973 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 6 | 939K | 810K | Jun 2012 – Aug 2026 |
| State University -AU- O-10-9559 | XTO Energy Inc. only | University Block 9 (Devonian) | Andrews | 8 | 939K | 602K | by Jan 1993 – Dec 2008 |
| WTG Unit 5-234 B O-9-19793 | Permian Resources Operating, LLC only | Spraberry (Trend Area) | Reagan | 4 | 939K | 5.6M | Dec 2017 – Aug 2026 |
| Tiger SN 245-252 O-10-50088 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 3 | 939K | 2.09M | Nov 2017 – Aug 2026 |
| Bodden Unit B O-2-10252 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | Karnes | 2 | 939K | 1.53M | Jan 2013 – Aug 2026 |
| Daniel O-11-67511 | Walkabout Operating, LLC only | Landon, East (Dev) | Cochran | 1 | 939K | 25.6K | Jan 1996 – Jul 2026 |
| Glasscock Ranch C O-1-20777 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Zavala | 18 | 938K | 2.49M | Sep 2022 – Aug 2026 |
| WTH 22-15 D O-10-54413 | Diamondback E&P LLC only | Spraberry (Trend Area) R 40 Exc | Midland | 3 | 938K | 4.18M | Apr 2020 – Aug 2026 |
| Chevron 34-157 O-10-40151 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Ward | 3 | 938K | 2.41M | Apr 2010 – Aug 2026 |
| Paige 13-12 O-9-19476 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 3 | 938K | 6.22M | Dec 2016 – Aug 2026 |
| Hammer O-10-56775 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Martin | 4 | 938K | 3.3M | Jan 2022 – Aug 2026 |
| Ham O-9-18267 | Sable Permian Resources, LLC only | Lin (Wolfcamp) | Reagan | 6 | 938K | 3.8M | Aug 2013 – Feb 2020 |
| Mary 18 O-9-18593 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) R 40 Exc | Upton | 8 | 937K | 4.93M | Nov 2013 – Aug 2026 |
| Brushy Bill 707-730 O-11-70595 | Riley Permian Operating Co, LLC only | Platang (San Andres) | Yoakum | 8 | 936K | 2.35M | May 2018 – Aug 2026 |
| Engle Unit B 43-54 O-10-57357 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 4 | 936K | 1.66M | Aug 2021 – Aug 2026 |
| Guajillo Unit 10 South O-2-11493 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Live Oak | 5 | 936K | 1.66M | Jun 2018 – Aug 2026 |
| WTH 'E' 15-22 O-10-50565 | Diamondback E&P LLC only | Spraberry (Trend Area) R 40 Exc | Midland | 3 | 936K | 4.14M | Jun 2018 – Aug 2026 |
| Good, T. J. "A" O-11-2408 | Apache Corporation only | Good | Borden | 24 | 935K | 1.1M | by Jan 1993 – Apr 2020 |
| Werewolf Unit B 12-05 O-10-60708 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 4 | 935K | 1M | Jul 2023 – Aug 2026 |
| Hasta la Vista Unit O-10-47507 | U.S. Energy Development Corp only | Wolfbone (Trend Area) | Reeves | 3 | 935K | 1.8M | Feb 2016 – Aug 2026 |
| Bell-Capps Unit 214W O-10-40970 | Apache Corporation only | Wolfbone (Trend Area) | Reeves | 7 | 935K | 2.12M | Jan 2011 – Aug 2026 |
| Arrow 22-27 B O-10-58198 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 3 | 934K | 3.16M | Dec 2022 – Aug 2026 |
| Wiggins 1-48 Unit O-10-52573 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 2 | 934K | 1.92M | Nov 2018 – Aug 2026 |
| Rembert O-7-6394 | Basa Resources, Inc. only | East Texas | Gregg | 16 | 934K | 467K | by Jan 1993 – Aug 2024 |
| Atkins 10A O-9-19297 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Upton | 10 | 934K | 3.64M | Jan 2015 – Jul 2026 |
| State Whiskey River 5-8 O-10-49606 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Pecos | 2 | 934K | 1.74M | Aug 2017 – Aug 2026 |
| Schendel a-303 No. 2 O-2-12425 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 5 | 934K | 2.04M | Oct 2020 – Aug 2026 |
| Currie-Neal 47 O-10-46808 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 8 | 933K | 3.55M | Jul 2015 – Aug 2026 |
| Gratis 32 O-10-47481 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Howard | 3 | 933K | 3.72M | Dec 2015 – Aug 2026 |
| Gin North Unit O-11-66781 | Fasken Oil and Ranch, Ltd. only | Gin, North (8000) | Dawson | 13 | 933K | 184K | by Jan 1993 – Aug 2026 |
| Boz 55-2-6 Unit O-10-49181 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 1 | 933K | 3.13M | Jul 2017 – Aug 2026 |
| Seidel Unit B O-2-10139 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 2 | 932K | 2.52M | Aug 2012 – Dec 2022 |
| Shackelford "7" O-9-17329 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Upton | 14 | 932K | 4.3M | Nov 2010 – Aug 2026 |