| Miller-Palt Unit G-3-279196 | Ricochet Energy, Inc. only | Phase Four (9050 Yegua) | Wharton | 1 | 21.6K | 165K | Dec 2014 – Apr 2017 |
| Duncan "A" G-3-187053 | Hilcorp Energy Company only | Bonus, SW. (Wilcox) | Wharton | 1 | 21.6K | 638K | Sep 2001 – May 2013 |
| Northington-Shwab G-3-298428 | Ricochet Energy, Inc. only | Egypt (Cook MTN) | Wharton | 1 | 21.6K | 1.07M | Dec 2024 – Aug 2026 |
| Carlsen, Niels -B- O-3-3170 | Harrison, Sam G. Oil, Inc. only | Niels Carlsen | Wharton | 2 | 21.6K | 23.5K | by Jan 1993 – Nov 2000 |
| Ferguson, J. B. O-3-9749 | Ermis Vacuum Service, LLC only | Pickett Ridge, N. E. (Frio 4700) | Wharton | 1 | 21.4K | 2.51K | Jun 1993 – Sep 2023 |
| Mahalitc/Hunt G-3-178092 | Hilcorp Energy Company only | Bonus, SW. (Wilcox) | Wharton | 1 | 21.3K | 1.52M | Jun 2000 – Aug 2026 |
| Lilie O-3-28043 | Paloma Operating, LLC only | Daboval (7130) | Wharton | 1 | 21.2K | 14K | May 2023 – May 2025 |
| Zboril-Henderson G.U. G-3-261715 | Faulconer, Vernon E., Inc. only | Porter's Creek (Yegua) | Wharton | 1 | 21.1K | 1.04M | May 2011 – Sep 2014 |
| Churan O-3-17475 | Ken Petroleum Corporation only | Niels Carlsen | Wharton | 1 | 21K | 16.3K | by Jan 1993 – Feb 2006 |
| Carolyn Lange G-3-288468 | MB Energy, LLC only | Phase Four (10640 Yegua) | Wharton | 1 | 20.9K | 293K | Oct 2019 – Aug 2026 |
| Littman, Rosemarie O-3-20348 | Sue-Ann Operating, L.C. only | Wharton, S. (Frio 6330) | Wharton | 1 | 20.9K | 2.19K | by Jan 1993 – Feb 2001 |
| Fucik, David G-3-132847 | Faulconer Energy, LLC only | Ammann, South (Cook Mountain) | Wharton | 1 | 20.7K | 6.04M | by Jan 1993 – Aug 2026 |
| Schneider, Eddie L., et Al G-3-175841 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 20.7K | 1.75M | Jan 2000 – Aug 2026 |
| Wigginton-Boyd Unit O-3-9307 | McGowan Working Partners only | Etta (Wiggington) | Wharton | 3 | 20.6K | 200 | by Jan 1993 – Oct 1997 |
| Pierce Estates O-3-12690 | Apache Corporation only | Withers, North (-a- Sand) | Wharton | 5 | 20.6K | 30.8K | by Jan 1993 – Oct 1997 |
| Duncan G-3-182405 | Dynamic Production, Inc. only | Dynamic (Wilcox 12,500) | Wharton | 1 | 20.5K | 994K | Feb 2001 – Aug 2026 |
| Bergstrom Unit G-3-263563 | Hollimon Oil Corporation only | Black Owl (Yegua 7560) | Wharton | 1 | 20.5K | 875K | Sep 2011 – Mar 2013 |
| Harfst, G. H. Jr. et al G. U. 1 G-3-132732 | Stratco Operating Co., Inc. only | Black Owl (Yegua 7500) | Wharton | 1 | 20.1K | 1.57M | by Jan 1993 – Jan 2001 |
| Hudgins G-3-139962 | Texana Operating Company only | Bernard, W. (7000) | Wharton | 1 | 20K | 2.42M | by Jan 1993 – Mar 1998 |
| Miller, Ilse G-3-140027 | Hughes, Dan A. Company, L.P. only | Sharp Shooter (7760) | Wharton | 1 | 19.9K | 3.43M | by Jan 1993 – Oct 2004 |
| Pierce-Mollnar G-3-181911 | Cox & Perkins Exploration, Inc. only | Phase Four (9800 Yegua) | Wharton | 1 | 19.9K | 1.02M | Dec 2000 – Jul 2006 |
| Pavlik Gas Unit G-3-271063 | Faulconer, Vernon E., Inc. only | Porter's Creek (Yegua) | Wharton | 1 | 19.8K | 704K | Nov 2012 – Jul 2019 |
| Raun G-3-190563 | Atasca Resources, Inc. only | Menefee (Raun-Yegua) | Wharton | 1 | 19.7K | 1.81M | Mar 2002 – Jul 2004 |
| Vastar-Duncan "E" G-3-171201 | Walter Oil & Gas Corporation only | Egypt (7950) | Wharton | 1 | 19.7K | 2.58M | Oct 1998 – Apr 2001 |
| Gold-Zapp G-3-128427 | Cox & Perkins Exploration, Inc. only | Phase Four (8900 Yegua) | Wharton | 1 | 19.7K | 644K | Aug 1995 – Mar 2000 |
| Lilie O-3-28225 | Paloma Operating, LLC only | Daboval (Cole) | Wharton | 1 | 19.7K | 90K | Mar 2025 – Jul 2026 |
| Rod Farms Unit G-3-279173 | Ricochet Energy, Inc. only | Phase Four (9050 Yegua) | Wharton | 1 | 19.5K | 135K | Nov 2014 – May 2015 |
| Cockburn Unit 3 O-3-16867 | Boling Production Company, Inc. only | Cockburn (Marg) | Wharton | 1 | 19.1K | 137 | by Jan 1993 – Jul 2008 |
| Robert E. Meek G-3-251328 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 19.1K | 1.19M | Aug 2009 – Aug 2026 |
| Sinclair G-3-151768 | Innovative Energy Services, Inc. only | Bernard, W. (7000) | Wharton | 1 | 18.7K | 2.16M | Oct 1994 – Nov 2015 |
| Zboril, Henry G-3-130570 | Faulconer, Vernon E., Inc. only | Mott Slough (Yegua) | Wharton | 1 | 18.7K | 2.29M | by Jan 1993 – Feb 2016 |
| Pierce Estate O-3-26459 | Apache Corporation only | Magnet Withers (F-15) | Wharton | 3 | 18.7K | 55.5K | Jul 2013 – Jan 2016 |
| Mazoch Gas Unit G-3-157455 | Cox & Perkins Exploration, Inc. only | Black Owl (Yegua 7560) | Wharton | 1 | 18.6K | 1.28M | Jan 1996 – Mar 1999 |
| Broussard, J. E. O-3-10238 | Apache Corporation only | Magnet Withers (F- 2-B) | Wharton | 1 | 18.3K | 24.7K | Feb 2004 – Dec 2005 |
| Hite O-3-24410 | Hilcorp Energy Company only | Wharton, W. (CK MTN 11200) | Wharton | 1 | 18.2K | 17.9K | Aug 2003 – Jul 2018 |
| Pierce Ranch G-3-193466 | CML Exploration, LLC only | Phase Four (9560 Yegua) | Wharton | 1 | 18.2K | 714K | Feb 2003 – May 2007 |
| Zboril, Henry G-3-170308 | Faulconer, Vernon E., Inc. only | Chitland Creek (Yegua 7770) | Wharton | 1 | 18.1K | 408K | Sep 1998 – Feb 2018 |
| Texploration O-3-25445 | Texploration only | Boling | Wharton | 5 | 18.1K | 0 | Oct 2009 – Jul 2026 |
| McMillan G-3-204746 | Forest Oil Corporation only | W. D. McMillan (Yegua 9650) | Wharton | 1 | 18.1K | 474K | Apr 2004 – Sep 2007 |
| C. J. Daboval -A- O-3-25293 | Acock/Anaqua Operating Co., LP only | Daboval (7130) | Wharton | 2 | 17.9K | 61.6K | Jan 2009 – Oct 2010 |
| Wallace, R. B. O-3-3175 | Harrison, Sam G. Oil, Inc. only | Niels Carlsen | Wharton | 1 | 17.8K | 16.4K | by Jan 1993 – Sep 2003 |
| Miller, Ilse G-3-125668 | Faulconer Energy, LLC only | Stimmel (Outlar) | Wharton | 1 | 17.7K | 3.59M | by Jan 1993 – Aug 2026 |
| Srubar, Dorothy G-3-127749 | Faulconer Energy, LLC only | Mott Slough (Yegua) | Wharton | 1 | 17.6K | 2.28M | by Jan 1993 – Aug 2026 |
| Kotlar, Frank Jr. Gas Unit G-3-160177 | VI-Wolf, LLC only | El Campo (Kotlar 1ST. E.Y.) | Wharton | 1 | 17.6K | 1.04M | Sep 1996 – Oct 2006 |
| Reitz, E.E. "B" O-3-17849 | M. E. Operating only | El Campo, West (Massive Greta) | Wharton | 1 | 17.4K | 17K | by Jan 1993 – Mar 1999 |
| Duncan G-3-179138 | Dynamic Production, Inc. only | Dynamic (Yegua 7250) | Wharton | 1 | 17.4K | 390K | Nov 1999 – Aug 2002 |
| Fenner-Morton G-3-171618 | Faulconer, Vernon E., Inc. only | Lost Fork (Yegua 6800) | Wharton | 1 | 17.2K | 1.73M | Jan 1999 – Feb 2009 |
| Carriere-Nitsch G-3-135999 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 17.2K | 2.15M | by Jan 1993 – Aug 2026 |
| Churan O-3-25695 | CHP Oil & Gas Company, L.C. only | Niels Carlsen | Wharton | 1 | 17.1K | 0 | May 2011 – Mar 2020 |
| Floyd Estate O-3-512 | Davis, J. R. Oil Company only | Boling | Wharton | 10 | 17.1K | 4 | Mar 1993 – Dec 2022 |