| King Ranch Tijerina G-4-270813 | EOG Resources, Inc. only | T-C-B (Vxbg Consolidated) | Kleberg | 1 | 32.8K | 902K | Aug 2013 – Dec 2024 |
| Dixie Mortgage-Hopkins Gas Unit G-4-84110 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 32.7K | 3.67M | by Jan 1993 – Aug 2026 |
| Briscoe Catarina West G-1-286980 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 32.6K | 443K | Sep 2018 – Jan 2026 |
| Trevino & Sons O-1-13788 | Finaly Resources LLC only | Pearsall (Austin Chalk) | Frio | 1 | 32.5K | 16.6K | Jul 1993 – Mar 2005 |
| Johnson, C. G. Gas Unit G-4-265951 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 32.5K | 2.15M | Sep 2012 – Aug 2026 |
| Volpe, L., Etal O-4-3867 | Finaly Resources LLC only | Biel (1000 Sand) | Webb | 2 | 32.5K | 21 | by Jan 1993 – Dec 2022 |
| Briscoe Catarina West G-1-287212 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 32.5K | 487K | Sep 2018 – Aug 2026 |
| Piloncillo G-1-282622 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 32.4K | 500K | Mar 2017 – Feb 2018 |
| Btlt A G-4-177681 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Starr | 1 | 32.2K | 1.62M | May 2000 – Aug 2026 |
| Hutzler -A- O-1-3665 | Klaeger Operating Company Ii,llc only | Taylor-Ina | Medina | 15 | 32K | 21 | by Jan 1993 – Aug 2026 |
| Dixie Mortgage-Hopkins Gas Unit G-4-215182 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 31.8K | 3.11M | Dec 2005 – Aug 2026 |
| Jaskinia, Fred O-1-9182 | Aaronmark Services, LLC only | Marcelina Creek (Buda) | Wilson | 1 | 31.7K | 21 | by Jan 1993 – Jul 2026 |
| Lina C O-14-7072 | Conocophillips Company only | Wolf Creek (Heebner) | Ochiltree | 1 | 31.6K | 53.1K | Nov 1995 – Mar 2019 |
| Sinai O-11-70938 | Texland Petroleum, L.P. only | Seminole Draw (San Andres) | Gaines | 1 | 31.5K | 0 | Jul 2019 – Aug 2026 |
| Briscoe Catarina West G-1-278531 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 31.4K | 221K | Aug 2017 – Aug 2026 |
| Piloncillo G-1-267077 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 31.3K | 358K | Feb 2012 – Apr 2026 |
| Piloncillo G-1-266133 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 31.3K | 591K | Mar 2011 – Aug 2026 |
| King Ranch Tijerina G-4-276026 | EOG Resources, Inc. only | T-C-B (Vxbg Consolidated) | Kleberg | 1 | 31.2K | 1.07M | Oct 2014 – Aug 2024 |
| Wiesehan-Walker Gas Unit G-4-157727 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.9K | 8.55M | Jan 1996 – Jul 2015 |
| Piloncillo G-1-269767 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 30.9K | 242K | May 2013 – Jul 2026 |
| Alta-Huizar G-4-205260 | Finaly Resources LLC only | Blanchard (Queen City) | Duval | 1 | 30.8K | 1.23M | Aug 2004 – Jul 2025 |
| Kollodziej O-1-7824 | Bodden Production only | Marcelina Creek (Austin Chalk) | Wilson | 1 | 30.8K | 293 | by Jan 1993 – Oct 2017 |
| Piloncillo G-1-271634 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 30.8K | 211K | Sep 2013 – Aug 2026 |
| Eschenburg O-1-14233 | Cei Operating LLC only | Marcelina Creek (Buda) | Wilson | 3 | 30.8K | 192 | Nov 1998 – Apr 2011 |
| Walter Co. "C" O-3-17190 | Miocene Oil & Gas, Ltd. only | China, SE (Nodosaria 2ND) | Jefferson | 1 | 30.7K | 19 | by Jan 1993 – Jul 1997 |
| Piloncillo G-1-268415 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 30.7K | 645K | Sep 2012 – Aug 2026 |
| Boston Texas Land & Trust G-4-241000 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.6K | 2.83M | Jun 2008 – Aug 2026 |
| Johnson-Cypher Gas Unit G-4-267941 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.6K | 1.79M | Jul 2012 – Aug 2026 |
| King Ranch Tijerina O-4-8453 | EOG Resources, Inc. only | T.-C.-B. 21 (B-1) North | Kleberg | 16 | 30.5K | 428K | by Jan 1993 – Mar 1999 |
| Sinast Gas Unit G-2-255291 | Petrovybe Opco LLC only | Warmsley (Vaughn) | De Witt | 1 | 30.5K | 1.72M | Dec 2009 – Jun 2021 |
| Chevron O-10-34769 | Shell Western E&P only | Pinal Dome, Central (Delaware) | Loving | 1 | 30.4K | 45.2K | Dec 1995 – Sep 2012 |
| Bumpass, E. B. & Tinah H. -B- O-8-28484 | Bell, Johnny Inc. only | Truby (Strawn) | Jones | 1 | 30.4K | 11.9K | Jun 1998 – May 2001 |
| Davis, W. J. "A" G-4-268250 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.4K | 1.89M | Aug 2012 – Aug 2026 |
| Piloncillo G-1-266825 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 30.3K | 794K | Sep 2011 – Aug 2026 |
| Wiesehan-Walker Gas Unit G-4-255978 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.2K | 2.6M | Feb 2010 – Aug 2026 |
| Johnson, C. G. Gas Unit G-4-270361 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.2K | 2.11M | Jul 2013 – Aug 2026 |
| Wiesehan-Walker Gas Unit G-4-183778 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 30.1K | 4.02M | Jun 2001 – Apr 2023 |
| Piloncillo G-1-275235 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 30K | 487K | Aug 2015 – Aug 2026 |
| Labus Unit O-1-9919 | Oilstone Operating, LLC only | Marcelina Creek (Buda) | Wilson | 1 | 30K | 19 | by Jan 1993 – May 2010 |
| Hopkins, M. A. Gas Unit G-4-262924 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 29.8K | 1.99M | Sep 2011 – Aug 2026 |
| Aztec Betty A O-1-17182 | Texas Secondary Oil Corporation only | Taylor-Ina | Medina | 19 | 29.7K | 0 | Nov 2012 – Aug 2026 |
| Boston Texas Land & Trust G-4-272978 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 29.6K | 2.91M | May 2014 – Aug 2026 |
| Crawford "A" G-3-180119 | EOG Resources, Inc. only | Angelina (11,200) | Chambers | 1 | 29.6K | 698K | Sep 2000 – Sep 2001 |
| State of Texas O-10-4889 | Propel Energy, LLC only | Pinal Dome (Delaware) | Loving | 3 | 29.5K | 108K | by Jan 1993 – Sep 2012 |
| O'Brien G-3-188104 | Finaly Resources LLC only | Lovells Lake, North | Jefferson | 1 | 29.5K | 1.65M | Feb 2002 – May 2025 |
| Btlt A G-4-225205 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Starr | 1 | 29.5K | 1.47M | Mar 2007 – Aug 2026 |
| Piloncillo G-1-283003 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 29.4K | 461K | May 2017 – Aug 2026 |
| Boston Texas Land & Trust G-4-284805 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 29.2K | 2.94M | May 2018 – Aug 2026 |
| Piloncillo G-1-267075 | TBM Catarina, LLC only | Briscoe Ranch (Eagleford) | Webb | 1 | 29.2K | 403K | Feb 2012 – Feb 2018 |
| Ica Brunson "48" O-10-37834 | Propel Energy, LLC only | Pinal Dome, Central (Delaware) | Loving | 1 | 29.2K | 79.5K | Jul 2008 – Sep 2012 |