| State Tract 352 G-3-170229 | Transtexas Gas Corporation only | Eagle Bay (Vicksburg 15750) | Galveston | 1 | 627K | 4.59M | Jun 1998 – Jul 2000 |
| MVP A-152 G-3-257969 | Century Exploration Houston, LLC only | Adams Ranch (Yegua EY-9) | Jasper | 1 | 575K | 10.8M | Mar 2010 – May 2013 |
| MVP 'a-152' Gas Unit G-3-264431 | Southern Oil of Louisiana LLC only | Adams Ranch (Yegua EY-9) | Jasper | 1 | 416K | 11.7M | Jun 2011 – Jan 2022 |
| Big Fundamental 4-52 G-10-286748 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 415K | 1.66M | Feb 2017 – Apr 2026 |
| MVP 'a-152' Gas Unit G-3-262247 | Southern Oil of Louisiana LLC only | Adams Ranch (Yegua EY-9) | Jasper | 1 | 376K | 7.15M | Jan 2011 – Apr 2013 |
| Saul 3526 Alloc. A G-10-287148 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 292K | 2.06M | Apr 2019 – Apr 2026 |
| Little Fundamental 4-52 G-10-287157 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 289K | 1.41M | Nov 2017 – Apr 2026 |
| Naylor Jones Unit 52 G-1-297637 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 280K | 762K | Nov 2015 – Apr 2026 |
| Palmer 52 Unit G-10-294936 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 278K | 2.5M | Apr 2022 – Apr 2026 |
| Gray 353/352 G-14-287304 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 267K | 1.42M | May 2019 – Apr 2026 |
| Naylor Jones Unit 52 G-1-297642 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 257K | 718K | Nov 2015 – Apr 2026 |
| Naylor Jones Unit 52 G-1-297640 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 246K | 767K | Nov 2015 – Apr 2026 |
| Crowley 7527 Alloc. A G-10-288613 | Apache Corporation only | Phantom (Wolfcamp) | Reeves | 1 | 243K | 2.41M | Apr 2019 – Apr 2026 |
| GA 256/294 (TX S/L M-95283) G-3-148518 | Trinity River Energy Oper, LLC only | Taylor Lake, East (Lox B) | Harris | 1 | 236K | 22.5M | Feb 1994 – Oct 2008 |
| BP A-52 G-3-227687 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 194K | 1.97M | Feb 2007 – Apr 2026 |
| Palmer 52 Unit G-10-295794 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 194K | 2.95M | Apr 2022 – Apr 2026 |
| Temple-Inland a-552 Unit G-6-156772 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 145K | 3.94M | May 1995 – Apr 2018 |
| Kelln 'C' '152' G-14-282817 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 133K | 364K | Feb 2014 – Apr 2026 |
| TSL M-098041/TR52/ G-4-187846 | Sabco Operating Company only | Encinal Channel (FB-3B, M-4) | Nueces | 1 | 123K | 4.73M | Jan 2002 – Jul 2005 |
| BP A-52 G-3-249569 | Union Gas Operating Company only | Vickers (Wilcox Middle) | Hardin | 1 | 116K | 1.12M | Feb 2009 – Apr 2026 |
| Daisy Graves 529 G-14-278872 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 112K | 1.4M | Oct 2014 – Apr 2026 |
| State Tract 252 G-3-183362 | Davis Petroleum Corp. only | Vinceburg (Boxcar) | Chambers | 1 | 102K | 1.87M | Dec 2000 – Jan 2003 |
| Barton "525" G-14-253249 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 99K | 1.43M | Aug 2009 – Apr 2026 |
| Naylor Jones Unit 52 G-1-297631 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 98.5K | 430K | Jul 2020 – Apr 2026 |
| Ellis Unit A-521 G-6-171881 | Delfin Operating, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 97.9K | 1.54M | Jan 1999 – Mar 2026 |
| State Tract 520-L, NW/4 G-3-70868 | TR Offshore, LLC only | El Gordo (Miocene) | Matgrda IS-LB | 1 | 91.8K | 14M | Jan 1993 – Oct 2009 |
| Slick, T. B. Estate A-527 G-4-167276 | Conocophillips Company only | Rincon (Vicksburg 300A) | Starr | 1 | 87.2K | 1.29M | Jan 1998 – Nov 2002 |
| Cartwright Ranch G-2-269254 | Royal Production Company, Inc. only | Mount Lucas (5200) | Live Oak | 1 | 84K | 253K | Jan 2013 – Feb 2019 |
| Gray 352 G-14-282696 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 74.6K | 322K | Aug 2014 – Apr 2026 |
| MVP 'a-152' Gas Unit G-3-276593 | Southern Oil of Louisiana LLC only | Adams Ranch (Yegua EY-9) | Jasper | 1 | 73.1K | 3.18M | Nov 2014 – Nov 2021 |
| Battin 528 G-14-281735 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 69.5K | 585K | Sep 2016 – Apr 2026 |
| Laubhan 526 G-14-277108 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 66.1K | 1.1M | Jul 2013 – Apr 2026 |
| Naylor Jones Unit 52 G-1-297641 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 64.7K | 285K | Nov 2015 – Sep 2025 |
| Laubhan 526 G-14-278598 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 59.1K | 903K | Sep 2013 – Apr 2026 |
| University "18-30A" G-10-185571 | WTG Exploration only | Quito, E. (Bell Canyon 5275) | Ward | 1 | 58.5K | 563K | Jul 2001 – Apr 2026 |
| Daisy Graves 529 G-14-266707 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 58.1K | 688K | Mar 2012 – Mar 2026 |
| State Tract 520-L, NW/4 G-3-71459 | TR Offshore, LLC only | El Gordo (11800) | Matgrda IS-LB | 1 | 57.8K | 5.85M | Jan 1993 – Jun 2010 |
| State Tract 352 G-4-244518 | Cabot Oil & Gas Corporation only | Red Fish Bay (9500) | San Patricio | 1 | 57.4K | 4.94M | Dec 2008 – Feb 2011 |
| Dawson 1352 G-1-291293 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 57.3K | 3.08M | Jul 2021 – Apr 2026 |
| Arco Fee Unit A-252 G-6-156391 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 56.9K | 3.87M | Jun 1995 – Mar 2026 |
| Barton "525" G-14-248766 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 56.6K | 507K | Feb 2009 – Apr 2026 |
| Slick, T. B. Estate A-527 G-4-169306 | Kerr-McGee Oil & Gas Onshore LLC only | Rincon (87B Vicksburg) | Starr | 1 | 56.5K | 2.34M | Jun 1998 – Mar 2001 |
| Betty Lee "524" G-14-253291 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 56.3K | 631K | Jul 2009 – Apr 2026 |
| Childress "B" G-9-68677 | Zarvona Energy LLC only | Ozona, NE. (Canyon 7520) | Crockett | 1 | 50.7K | 2.7M | Jan 1993 – Mar 2026 |
| Slick, T. B. Estate A-527 G-4-167120 | Conocophillips Company only | Rincon (Vicksburg III) | Starr | 1 | 49K | 2.33M | Jan 1998 – Nov 2000 |
| McNeill G-2-206511 | Sue-Ann Operating, L.C. only | Jackson Ranch (Yegua 5250) | Live Oak | 1 | 47.9K | 380K | Dec 2002 – Jul 2025 |
| Wheat 252 G-14-279068 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 47.8K | 488K | May 2014 – Apr 2026 |
| MVP 'a-152' Gas Unit G-3-276741 | Southern Oil of Louisiana LLC only | Adams Ranch (Yegua EY-9) | Jasper | 1 | 47.1K | 1.59M | Sep 2013 – Sep 2014 |
| Shaller 152 G-14-272303 | Mmgl Txph, LLC only | Mathers Ranch (Granite Wash) | Hemphill | 1 | 46.2K | 1.65M | Jun 2012 – Apr 2026 |
| HI 23-L (TX S/L M-95293) G-3-150099 | Ocean Energy, Inc. only | High Island Blk. 23-L (10,100) | High IS-LB | 1 | 41.8K | 2.41M | Aug 1994 – Mar 1997 |