| Crews Gas Unit G-2-178236 | Aldine Oil and Gas, LP only | Austin, W. (10600) | Goliad | 1 | 393K | 1.68M | Apr 2000 – Aug 2026 |
| MF 106158 HI 31-L G-3-251636 | Fieldwood Energy Offshore LLC only | High Island Blk. 30 (8700) | High IS-LB | 1 | 329K | 605K | Aug 2008 – Jun 2015 |
| Mahler 106 G-14-276528 | Unit Petroleum Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 184K | 3.22M | Sep 2014 – Aug 2026 |
| Charley Jacobs Gas Unit G-2-184593 | Faulconer Energy, LLC only | Helen Gohlke, E. (11060) | Victoria | 1 | 155K | 14.5M | Oct 2001 – Aug 2026 |
| Mahler 106 G-14-276489 | Unit Petroleum Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 142K | 1.5M | Aug 2014 – Aug 2026 |
| Bertha Anderson Gas Unit G-2-293306 | Capital Star Oil & Gas, Inc. only | Mont (Wilcox 10640) | Lavaca | 1 | 135K | 3.74M | Aug 2022 – Aug 2026 |
| Dreyer, William G-2-179765 | Field Petroleum Corp. only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 124K | 5.98M | Aug 2000 – Aug 2026 |
| Mariallan G-3-198085 | Joy Resources, Inc. only | Moss Bluff, NW. (10600) | Liberty | 1 | 114K | 14.1M | Oct 2003 – May 2026 |
| Amacker, V. T. 106 G-9-148522 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 106K | 11.7M | Feb 1994 – Aug 2026 |
| Albrecht G-2-179346 | Transpacific Energy, LLC only | Mission Valley, W.(wilcox 10600) | Goliad | 1 | 100K | 5.9M | Jul 2000 – Aug 2026 |
| Daniel-Davis G-3-211448 | Cimarex Energy Co. only | Moss Bluff, NW. (10600) | Liberty | 1 | 96.9K | 3.68M | May 2005 – Nov 2011 |
| Bertha Anderson Gas Unit G-2-286560 | Capital Star Oil & Gas, Inc. only | Mont (Wilcox 10640) | Lavaca | 1 | 96.5K | 5.62M | Feb 2019 – Aug 2026 |
| RP Bussard 106 G-14-279795 | BE Anadarko II, LLC only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 94.7K | 664K | Jan 2014 – Aug 2026 |
| Sansel Gas Unit G-2-106003 | Dune Operating Company only | Malo Domingo (Wilcox 10650) | Karnes | 1 | 90.4K | 3M | by Jan 1993 – Feb 2009 |
| Amacker, V. T. 106 G-9-248526 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 87K | 3.02M | Mar 2009 – Aug 2026 |
| Tidwell G-3-288821 | Kaler Energy Corp. only | League City (10600) | Galveston | 1 | 82.6K | 1.45M | Mar 2020 – Dec 2023 |
| Watts-Gisler G-2-203504 | Field Petroleum Corp. only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 81.7K | 3.21M | May 2004 – Jan 2025 |
| Amacker, V. T. 106 G-9-242223 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 77.4K | 5.67M | Aug 2008 – Nov 2025 |
| Arco Cooley G-2-182781 | Endeavor Natural Gas, LP only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 67.2K | 3.91M | Jan 2001 – May 2021 |
| Byczynski G-2-210633 | Trio Consulting & Management,llc only | Mont (Wilcox 10640) | Lavaca | 1 | 65K | 1.77M | Mar 2005 – Jun 2010 |
| Rich G-3-210196 | Cimarex Energy Co. only | Moss Bluff, NW. (10600) | Liberty | 1 | 63.5K | 2.26M | Mar 2005 – Aug 2007 |
| Jank G-2-200735 | White Oak Operating Company LLC only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 63.2K | 4.06M | Sep 2003 – Apr 2018 |
| Dreyer, William G-2-206419 | Field Petroleum Corp. only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 62.5K | 3.61M | Aug 2004 – Aug 2026 |
| Cooley, M.E. G-2-180502 | Proline Energy Resources Inc only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 61.6K | 8.66M | Jan 2000 – May 2026 |
| Kornfuehrer G-2-211709 | Hurd Enterprises, Ltd. only | Mission Valley, W.(wilcox 10600) | De Witt | 1 | 60.9K | 2.59M | Mar 2005 – Mar 2016 |
| Gerdes G-2-207663 | Trio Consulting & Management,llc only | Mont (Wilcox 10640) | Lavaca | 1 | 54.4K | 490K | Jan 2005 – Aug 2026 |
| Amacker, V. T. 106 G-9-240752 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 43.2K | 4.66M | May 2008 – Aug 2026 |
| V. T. Amacker 106 G-9-232745 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 40.5K | 5.32M | Aug 2007 – Aug 2026 |
| Skrla Unit G-3-233245 | Square Mile Energy, L.L.C. only | Gatorville (10600) | Brazoria | 1 | 40.4K | 3.1M | Oct 2007 – Sep 2011 |
| Anderson A G-2-282194 | Capital Star Oil & Gas, Inc. only | Mont (Wilcox 10640) | Lavaca | 1 | 40.2K | 1.75M | Feb 2017 – Aug 2021 |
| Dreier G-2-214338 | Hurd Enterprises, Ltd. only | Mission Valley, W.(wilcox 10600) | De Witt | 1 | 38K | 1.43M | Jun 2004 – Oct 2015 |
| Glasscock, C. G. G-3-150510 | Proline Energy Resources Inc only | Glasscock (Wilcox 10630) | Colorado | 1 | 35.8K | 1.38M | Jul 1994 – Jan 2005 |
| Cooley M. E. G-2-174766 | Proline Energy Resources Inc only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 33.9K | 3.2M | Jul 1999 – Jul 2026 |
| Sisson Gas Unit G-2-229832 | Transpacific Energy, LLC only | Mission Valley, W.(wilcox 10600) | Goliad | 1 | 33.4K | 1.72M | Mar 2007 – Aug 2026 |
| Schlosser Unit G-2-61382 | Eland Energy, Inc. only | Nordheim (Wilcox 10600) | De Witt | 1 | 32.5K | 2.2M | by Jan 1993 – Mar 2013 |
| Oehlke G-2-64644 | Eland Energy, Inc. only | Nordheim (Wilcox 10600) | De Witt | 1 | 32.4K | 1.68M | by Jan 1993 – Nov 2002 |
| New-Henderson Unit G-2-216104 | Trio Consulting & Management,llc only | Mont (Wilcox 10640) | Lavaca | 1 | 28.3K | 791K | Oct 2005 – Jan 2021 |
| Gerdes Unit G-2-230713 | Ken Petroleum Corporation only | Jansky (10600) | Lavaca | 1 | 28K | 891K | Sep 2007 – Feb 2014 |
| Amacker, V. T. 106 G-9-18643 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 25.8K | 2M | Sep 1996 – Aug 2023 |
| Galveston Block 278-L(mf-106411) G-3-226926 | Hall-Houston Expl. II, L.P. only | Galveston 278-L (Miocene Cons.) | Galveston-LB | 1 | 25.4K | 1.69M | Jul 2007 – Dec 2008 |
| Cooley, M. E. G-2-174919 | Milagro Exploration, LLC only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 25.2K | 2.29M | May 1999 – May 2008 |
| Cooley, M. E. G-2-177148 | Proline Energy Resources Inc only | Mission Valley, W.(wilcox 10600) | Victoria | 1 | 24.7K | 1.44M | Sep 1999 – May 2010 |
| Amacker, V. T. 106 G-9-181821 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 21.7K | 3.53M | Feb 2001 – Aug 2026 |
| Carolyn Lange G-3-288468 | MB Energy, LLC only | Phase Four (10640 Yegua) | Wharton | 1 | 20.9K | 293K | Oct 2019 – Aug 2026 |
| Jacobs Brumund Gas Unit G-2-187539 | Stephens Production Company only | Helen Gohlke, E. (11060) | Victoria | 1 | 20.8K | 1.84M | Nov 2001 – Nov 2015 |
| Soppe G-9-142005 | Arco Permian only | Amacker-Tippett, Se(bend 10600) | Upton | 1 | 19.8K | 157K | by Jan 1993 – Mar 1994 |
| Amacker, V. T. 106 G-9-142905 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 19.2K | 4.32M | by Jan 1993 – Aug 2026 |
| Jacob G-2-187798 | Proline Energy Resources Inc only | Mission Valley, W.(wilcox 10600) | Goliad | 1 | 18.4K | 2.6M | Nov 2001 – May 2023 |
| MF106158 HI St 31-L G-3-251489 | Fieldwood Energy Offshore LLC only | High Island Blk. 30-L (8985) | High IS-LB | 1 | 18.2K | 369K | Sep 2007 – Aug 2008 |
| Amacker, V. T. 106 G-9-183963 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 18.1K | 3.52M | Jul 2001 – Aug 2026 |