| Black Stone Ivory G-3-228848 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (11050) | Brazoria | 1 | 588K | 3.85M | May 2007 – Jun 2026 |
| Wayne Cleveland 105 G-14-267207 | Unbridled Resources, LLC only | Higgins, W. (Cleveland 8600) | Lipscomb | 1 | 176K | 771K | Mar 2012 – Aug 2026 |
| Heckendorn G-3-185361 | Noble Energy Inc only | Sugar Valley, S. (Frio 11050) | Matagorda | 1 | 166K | 5.24M | Aug 2001 – Aug 2012 |
| TSL 33105/TR 53/ G-4-195078 | Sabco Operating Company only | Encinal Channel (FB-1A, M-4) | Nueces | 1 | 123K | 5.93M | Feb 2003 – Mar 2010 |
| Kallina G-2-247729 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 121K | 2.94M | Aug 2008 – Aug 2026 |
| Dlugosch G-2-248298 | STS Petroleum LLC only | Warmsley, S. (10550) | De Witt | 1 | 118K | 5.36M | Nov 2008 – Aug 2026 |
| Kallina G-2-249119 | BZG E&P LLC only | Warmsley, S. (10550) | De Witt | 1 | 107K | 1.95M | Jul 2008 – May 2015 |
| TSL 33105/TR 53/ G-4-175246 | White Marlin Operating Co, LLC only | Encinal Channel (FB-a, M-4) | Nueces | 1 | 99.9K | 4.06M | Aug 1999 – Dec 2022 |
| Black Stone Ivory G-3-283536 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (11050) | Brazoria | 1 | 97.5K | 1.02M | Aug 2017 – Jan 2025 |
| Baumann Gas Unit G-2-250086 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 96.5K | 4.72M | Mar 2009 – Aug 2026 |
| Amacker, V. T. 105 G-9-18639 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 86.6K | 5.99M | by Jan 1993 – Dec 2012 |
| Switzer Trust G-3-201218 | Noble Energy Inc only | Bartman (11050 Sand) | Brazoria | 1 | 82.2K | 3.08M | Mar 2004 – Jul 2005 |
| Blackstone Hlavinka G-3-282213 | Elliott Oil & Gas Operating Co. only | Chocolate Bayou (11050) | Brazoria | 1 | 80.2K | 612K | Dec 2016 – Aug 2026 |
| Duson G-3-187575 | Cox & Perkins Exploration, Inc. only | Shanghai, East (10500) | Wharton | 1 | 79.7K | 922K | Jan 2002 – Apr 2008 |
| Chandler Gas Unit G-2-250013 | BZG E&P LLC only | Warmsley, S. (10550) | De Witt | 1 | 77.8K | 3.42M | Apr 2009 – Feb 2022 |
| West Blessing Gas Unit B G-3-245923 | Dallas Petroleum Group, LLC only | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 75.2K | 866K | Dec 2008 – Aug 2026 |
| TSL 33105/ TR 53/ G-4-187453 | White Marlin Operating Co, LLC only | Encinal Channel (FB-a, M-5) | Nueces | 1 | 72.3K | 5.21M | Oct 2001 – Jul 2022 |
| Buchhorn Gas Unit G-2-250898 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 61.6K | 4.06M | Jun 2009 – Aug 2026 |
| Amacker, V. T. 105 G-9-232097 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 57.7K | 6.42M | Jul 2007 – Aug 2026 |
| Amacker, V. T. 105 G-9-239030 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 55.5K | 5.98M | Feb 2008 – Aug 2026 |
| V.T. Amacker 105 G-9-221387 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 50.1K | 4.47M | Sep 2006 – May 2022 |
| Baumann Gas Unit G-2-251990 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 47K | 2.16M | Jan 2009 – May 2024 |
| Amacker, V. T. 105 G-9-250475 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 46.3K | 4.71M | Jun 2009 – Feb 2024 |
| Swanson-Meek Gas Unit G-3-161300 | Proline Energy Resources Inc only | Phase Four (10540 Yegua) | Wharton | 1 | 45.1K | 2.9M | Jul 1996 – Jul 2025 |
| Brysch Gas Unit G-2-255666 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 43.8K | 3M | Jan 2010 – Aug 2026 |
| West Blessing Gas Unit G-3-242403 | Dallas Petroleum Group, LLC only | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 38.9K | 807K | Aug 2008 – Dec 2020 |
| Amacker, V. T. 105 G-9-196950 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 36.6K | 5.19M | Aug 2003 – Aug 2026 |
| Voelkel Gas Unit G-2-246892 | Faulconer Energy, LLC only | Warmsley, S. (10550) | De Witt | 1 | 36.3K | 1.27M | Oct 2008 – Aug 2026 |
| Blessing Unit No. 3 G-3-244598 | GTG Operating, LLC only | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 36K | 538K | Nov 2008 – Jun 2026 |
| Amacker, V. T. 105 G-9-18640 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 35.8K | 2.41M | by Jan 1993 – Mar 2023 |
| Gold-Zapp G-3-180578 | Proline Energy Resources Inc only | Phase Four (10500 Yegua) | Wharton | 1 | 35.6K | 1.4M | Dec 2000 – Mar 2026 |
| TSL 33105/TR 53/ G-4-195589 | White Marlin Operating Co, LLC only | Encinal Channel (FB-1A, M-4) | Nueces | 1 | 34.6K | 2.71M | May 2003 – Jan 2007 |
| TSL 33105 /TR 53/ G-4-41577 | White Marlin Operating Co, LLC only | Encinal Channel (FB-a, K-2) | Nueces | 1 | 34.3K | 4.71M | by Jan 1993 – Mar 2008 |
| Pedraza et al GU G-4-193267 | Marwell Petroleum Ltd Partnrship only | Edinburg, E. (10500) | Hidalgo | 1 | 32.5K | 1.83M | Nov 2002 – Jun 2025 |
| Godfrey Brysch Gas Unit 2 G-2-96618 | CLR Secondary Recovery, LLC only | George West, West (10500) | Live Oak | 1 | 32K | 1.63M | by Jan 1993 – Aug 2023 |
| TSL 33105/TR 53/ G-4-194843 | White Marlin Operating Co, LLC only | Encinal Channel (FB-1A, M-4) | Nueces | 1 | 27.8K | 2.06M | Apr 2003 – Oct 2011 |
| Amacker, V. T. 105 G-9-247122 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 27.6K | 3.06M | Jun 2008 – Aug 2026 |
| Amacker, V. T. 105 G-9-18641 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 27.3K | 3.69M | by Jan 1993 – Feb 2024 |
| Amacker, V. T. 105 G-9-22994 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 26.7K | 3.67M | by Jan 1993 – Nov 2021 |
| Alford G-3-207121 | Noble Energy Inc only | Blue Lake (10500) | Brazoria | 1 | 26.2K | 1.03M | Dec 2004 – Feb 2007 |
| TSL 33105/TR 53/ G-4-266645 | White Marlin Operating Co, LLC only | Encinal Channel (FB-B, K-2,3) | Nueces | 1 | 25.5K | 2.12M | Jan 2012 – Jul 2017 |
| Gold-Zapp G-3-124516 | Cox & Perkins Exploration, Inc. only | Phase Four (10500 Yegua) | Wharton | 1 | 25.4K | 958K | by Jan 1993 – Jul 1998 |
| State Tract 343 G-4-199935 | Cinco Natural Resources Corp. only | Red Fish Bay, North (10550) | Nueces | 1 | 25K | 1.12M | Feb 2004 – Sep 2006 |
| Knandel Gas Unit G-2-221807 | Petrovybe Opco LLC only | Warmsley, S. (10550) | De Witt | 1 | 24.7K | 2.06M | Jun 2006 – Aug 2026 |
| Hebert-Broussard G-3-89551 | Continental Operating Co. only | Gum Island, W (10500) | Jefferson | 1 | 24.1K | 339K | by Jan 1993 – May 1997 |
| Knandel Gas Unit G-2-221679 | Chandler Oil & Gas, LLC only | Warmsley, S. (10550) | De Witt | 1 | 23.7K | 1.96M | Apr 2006 – Aug 2018 |
| TSL 33105 /TR 53/ G-4-40070 | White Marlin Operating Co, LLC only | Encinal Channel (FB-a, M-2) | Nueces | 1 | 22.6K | 1.52M | by Jan 1993 – Sep 2009 |
| TSL 33105/TR 53/ G-4-210173 | Sabco Operating Company only | Encinal Channel (FB-3B, M-4) | Nueces | 1 | 21.2K | 1.44M | Mar 2005 – Dec 2009 |
| East Blessing Unit G-3-248050 | Clearly Petroleum, LLC only | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 20.8K | 283K | Mar 2009 – Mar 2014 |
| Gillespie Gas Unit G-4-174524 | Wadi Operating, LLC only | Brayton, N. (Vicksburg 10540) | Nueces | 1 | 19.5K | 115K | Jul 1999 – May 2000 |