| Carter, W. T. & Bro. Unit 8 G-3-153825 | Eqv Operating LLC only | Double a Wells (Woodbine) | Polk | 1 | 1.08M | 20.7M | Mar 1995 – Sep 2013 |
| Carter, W. T. & Bro. Unit 8 G-3-153349 | Eqv Operating LLC only | Double a Wells (Woodbine) | Polk | 1 | 654K | 12.3M | Dec 1994 – Oct 2006 |
| State Tract 898-S G-4-219267 | White Marlin Operating Co, LLC only | MU Block 898 (6000 Stringer) | Mustang IS-SB | 1 | 369K | 12.7M | Jun 2006 – Sep 2025 |
| Carter, W. T. & Bro. Unit 8 G-3-175707 | Eqv Operating LLC only | Double a Wells (Woodbine) | Polk | 1 | 352K | 8.88M | Nov 1999 – Aug 2026 |
| Naylor Jones Unit 81 G-1-292450 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 297K | 568K | Mar 2019 – Aug 2026 |
| Naylor Jones Unit 80 G-1-292578 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 276K | 480K | Dec 2015 – Aug 2026 |
| Naylor Jones Unit 80 G-1-292791 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 268K | 399K | Dec 2015 – Aug 2026 |
| Naylor Jones Unit 80 G-1-292579 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 265K | 511K | Apr 2019 – Aug 2026 |
| Johnson-Patino-Tschirhart 8H Psa G-2-287145 | Marathon Oil EF LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 224K | 1.77M | May 2019 – Dec 2022 |
| Naylor Jones Unit 80 G-1-292558 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 208K | 482K | Apr 2019 – Aug 2026 |
| Naylor Jones Unit 81 G-1-292424 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 205K | 476K | Mar 2019 – Aug 2026 |
| Naylor Jones Unit 81 G-1-292454 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 202K | 398K | Mar 2019 – Aug 2026 |
| Naylor Jones Unit 81 G-1-292453 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 191K | 566K | Mar 2019 – Jul 2026 |
| Naylor Jones Unit 80 G-1-292560 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 191K | 313K | Apr 2019 – Aug 2026 |
| Rocket 8 G-10-293398 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Loving | 1 | 163K | 394K | Mar 2019 – Aug 2026 |
| Naylor Jones Unit 80 G-1-292557 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 162K | 350K | Apr 2019 – Aug 2026 |
| State Tract 844-S G-4-133178 | Forest Oil Corporation only | Clear, S. (Mio. 8600) | Matgrda IS-SB | 1 | 157K | 6.1M | by Jan 1993 – Jan 2001 |
| Carter, W. T. & Bro. Unit 8 G-3-176592 | Eqv Operating LLC only | Double a Wells (Woodbine) | Polk | 1 | 149K | 3.59M | Feb 2000 – Aug 2026 |
| East Tugboat 8-11 G-10-298910 | Manti Tarka Permian OP, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 134K | 1.71M | Sep 2024 – Aug 2026 |
| East Tugboat 8-11 G-10-298911 | Manti Tarka Permian OP, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 131K | 1.74M | Sep 2024 – Aug 2026 |
| State Tract 806-S G-4-201698 | Walter Oil & Gas Corporation only | Matagorda 806 (Frio 11100) | Matgrda IS-SB | 1 | 111K | 2.85M | Sep 2004 – Jul 2011 |
| East Tugboat 8-11 G-10-298918 | Manti Tarka Permian OP, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 110K | 1.37M | Sep 2024 – Aug 2026 |
| State Tract 80 G-4-237417 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (TX Miss C) | Aransas | 1 | 81.3K | 2.82M | Apr 2008 – Jun 2018 |
| East Tugboat 8-11 G-10-299301 | Manti Tarka Permian OP, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 79.2K | 1.3M | Sep 2024 – Aug 2026 |
| State Tract 8 G-3-196286 | Sandridge Expl. and Prod., LLC only | Sabine Lake, N. (Hackberry, L.) | Orange | 1 | 75.9K | 1.93M | Nov 2001 – Mar 2005 |
| Tortoris et Al G-3-264350 | Magnum Producing, LP only | Port Neches, N (Seg West 8600) | Orange | 1 | 72K | 3.36M | Jan 2012 – Aug 2015 |
| State Tract 882-S G-4-201334 | TR Offshore, LLC only | Mstg. Isl. BLK 883-S (11700) | Mustang IS-SB | 1 | 69K | 793K | Jan 2004 – May 2018 |
| State Tract 840-S G-4-127927 | Forcenergy Inc only | Clear, South (Frio 9200) | Matgrda IS-SB | 1 | 50.8K | 4.15M | by Jan 1993 – Jul 1999 |
| St 88/89 G-4-239573 | Cabot Oil & Gas Corporation only | Mustang Island, W. (38 Sd.) | Nueces | 1 | 49.5K | 1.38M | Dec 2009 – Apr 2011 |
| Delrose Gas Unit 8 G-6-257369 | Faulconer Energy, LLC only | Delrose (Haynesville) | Upshur | 1 | 46.4K | 2.42M | Apr 2010 – Aug 2026 |
| State Tract 81-82 Unit G-4-221259 | Lamar Oil & Gas, Inc. only | Copano Bay, S. (Frio TX Miss) | Aransas | 1 | 45.4K | 2.51M | Apr 2006 – May 2025 |
| State Tract 840-S G-4-174813 | Forest Oil Corporation only | Clear, South (Frio 9200) | Matgrda IS-SB | 1 | 37.9K | 2.61M | Oct 1999 – May 2003 |
| Indian Rock Gas Unit 8 G-6-274207 | Sulphur River Exploration, Inc. only | Gilmer (Cotton Valley Sands) | Upshur | 1 | 33K | 1.86M | Apr 2014 – Aug 2026 |
| State Tract 86 G-2-168365 | Neumin Production Company only | Panther Reef, SW. (Frio E-4) | Calhoun | 1 | 27.8K | 5.09M | Feb 1998 – Apr 2017 |
| State Tract 87 G-3-151613 | Panaco Production Co only | Umbrella Point (F-14) | Chambers | 1 | 27.5K | 1.89M | Oct 1994 – Sep 1999 |
| State Tract 882-S G-4-197350 | Davis Gulf Coast, Inc. only | G.O.M. 882-S (Marg Tex 2) | Mustang IS-SB | 1 | 26K | 869K | Feb 2003 – Dec 2003 |
| State Tract 87 G-3-177897 | Fieldwood SD Offshore LLC only | Umbrella Point (F-24) | Chambers | 1 | 24.6K | 1.96M | Mar 2000 – Oct 2012 |
| St 88/89 G-4-261889 | Cabot Oil & Gas Corporation only | Mustang Island, W. (29 SD) | Nueces | 1 | 24K | 719K | Jun 2011 – Dec 2012 |
| Brillhart 820 G-14-212724 | Highmark Energy Operating, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 23.4K | 520K | Oct 2005 – Apr 2018 |
| State Tract 885-S G-4-183356 | TR Offshore, LLC only | Block 885-S (5A Sand) | Nueces | 1 | 22.8K | 1.37M | Mar 2001 – Feb 2005 |
| Cranz Trust 834 G-3-217827 | Jamex, Inc. only | Rexville (Wilcox) | Austin | 1 | 22.7K | 2.27M | May 2006 – Jul 2026 |
| Brillhart 820 G-14-210553 | Highmark Energy Operating, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 22.1K | 461K | Jun 2005 – Oct 2016 |
| State Tract 838 G-4-204361 | Mountain V Texas, LLC only | Zwebb (10350) | Webb | 1 | 21.8K | 1.35M | Aug 2004 – Aug 2026 |
| State Tract 89 G-2-193153 | Neumin Production Company only | Panther Reef (Frio Cons.) | Calhoun | 1 | 21K | 4.19M | Oct 2002 – Jan 2013 |
| State Tract 84 G-4-15266 | Lamay Corporation only | Yeary (Morgan, Upper) | Kleberg | 1 | 20.1K | 2.83M | by Jan 1993 – Dec 2015 |
| State Tract 833-S G-4-159850 | Forest Oil Corporation only | Clear, South (Frio 9200) | Matgrda IS-SB | 1 | 19.7K | 1.35M | Jul 1996 – Oct 2001 |
| Britt 8 G-14-222927 | Presidio Petroleum LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 19.3K | 454K | Oct 2006 – Nov 2020 |
| State Tract 844-S G-4-134019 | Forest Oil Corporation only | Clear, South (Frio 9200) | Matgrda IS-SB | 1 | 17.8K | 2.55M | by Jan 1993 – May 1998 |
| Clemens State Tract 8 GU G-3-162116 | Rutherford Oil Corporation only | Clemens, SE. (Frio B Fba) | Brazoria | 1 | 16.6K | 257K | Jan 1997 – Apr 1998 |
| State Tract 818-L, SW/4 G-4-116904 | Vtex Energy, Inc. only | Samedan (Frio) | Mustang IS-LB | 1 | 13.8K | 253K | by Jan 1993 – Feb 2004 |