| Piloncillo G-1-280288 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 51.6K | 1.61M | Sep 2015 – Aug 2026 |
| Galvan Ranch G-1-271947 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 51.6K | 2.75M | Jun 2013 – Aug 2026 |
| Lundell G-4-172519 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 51.5K | 1.94M | Mar 1999 – Aug 2026 |
| Piloncillo G-1-281397 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 51.5K | 1.32M | Apr 2016 – Aug 2026 |
| Briscoe -D- O-4-9532 | SM Energy Company | Gold River, North (Olmos) | 2 | 51.4K | 279K | by Jan 1993 – Dec 2012 |
| Piloncillo G-1-283900 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 51.3K | 1.17M | Aug 2017 – Aug 2026 |
| Gates 09 Rose B G-4-274704 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 51.3K | 1.72M | Jul 2014 – Jul 2017 |
| Gates 05-D G-1-256400 | Rosetta Resources Operating LP | Hawkville (Eagleford Shale) | 1 | 51.2K | 545K | Mar 2010 – Sep 2010 |
| Galvan Ranch G-1-272482 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 51.1K | 6.22M | Oct 2013 – Aug 2026 |
| Gates 09 Rose B G-4-270123 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 51.1K | 1.29M | Mar 2013 – Aug 2026 |
| Galvan Ranch G-1-260377 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 51.1K | 4.44M | Apr 2011 – Aug 2026 |
| Gates 11-Dr G-1-275468 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 51.1K | 1.15M | Jul 2014 – Aug 2026 |
| Slator Ranch G-4-262488 | Mountain V Texas, LLC | Pok - a - Dot (8600) | 1 | 51K | 1.97M | Jun 2011 – Aug 2026 |
| Piloncillo G-1-267532 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 51K | 1.65M | Feb 2012 – Aug 2026 |
| Gates 07-Dr G-1-276718 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 51K | 1.09M | Nov 2014 – Aug 2026 |
| Piloncillo G-1-270260 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.9K | 868K | Mar 2013 – Aug 2026 |
| Gates 09 Rose a BVP G-4-274865 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 50.9K | 1.21M | May 2014 – Aug 2026 |
| Piloncillo G-1-271364 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.9K | 529K | Sep 2013 – Jul 2026 |
| Briscoe B G-1-260441 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.8K | 1.28M | Apr 2011 – Feb 2018 |
| Briscoe J GU3 State 34 G-1-280875 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.8K | 2.32M | Nov 2015 – Aug 2026 |
| Briscoe G GU2 G-1-257949 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.7K | 1.04M | Feb 2010 – Oct 2021 |
| Piloncillo G-1-269175 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.7K | 1.34M | Oct 2012 – Aug 2018 |
| Piloncillo G-1-267602 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.6K | 850K | Nov 2012 – Apr 2026 |
| Galvan Ranch G-1-271520 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 50.5K | 6.15M | Mar 2013 – Aug 2026 |
| Gates 11-Dr G-1-275465 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 50.4K | 1.03M | Jul 2014 – Aug 2026 |
| Briscoe G G-1-272278 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.4K | 242K | Jul 2013 – Jul 2026 |
| Piloncillo G-1-283489 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.4K | 850K | Aug 2017 – Aug 2026 |
| Briscoe G G-1-271940 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.3K | 324K | Jun 2013 – Jul 2026 |
| Gates 07-Dr G-1-270576 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 50.3K | 1.14M | Mar 2013 – Aug 2026 |
| Piloncillo G-1-282861 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.3K | 1.06M | Mar 2017 – Jun 2020 |
| Galvan State GU2 G-1-275250 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 50.3K | 2.16M | Apr 2014 – Aug 2026 |
| Galvan Ranch G-1-271945 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 50.3K | 2.87M | Jun 2013 – Aug 2026 |
| Piloncillo G-1-263582 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 50.3K | 900K | Mar 2011 – Apr 2026 |
| Cotulla G-1-275028 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 50.2K | 1.34M | Jun 2014 – Aug 2026 |
| Rottersmann 250 G-4-165817 | EOG Resources, Inc. | Lilia (Wilcox 8700) | 1 | 50.1K | 3.64M | Nov 1997 – Nov 2012 |
| Galvan Ranch G-1-270009 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 50.1K | 4.27M | Oct 2012 – Mar 2022 |
| Gates 07-Dr G-1-272522 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 50.1K | 953K | Apr 2013 – Aug 2026 |
| Galvan Ranch G-1-273260 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 49.9K | 2.81M | Feb 2014 – Aug 2026 |
| Vaquillas-Borrego G-4-188871 | Killam Oil Co., Ltd. | Zwebb (10350) | 1 | 49.9K | 3.3M | May 2002 – Aug 2016 |
| Huisache Cattle Company 'B' G-4-274187 | Lewis Petro Properties, Inc. | Owen (Olmos) | 1 | 49.8K | 4.86M | Oct 2013 – Aug 2026 |
| Galvan Ranch G-1-269604 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 49.7K | 2.47M | Jul 2012 – Aug 2026 |
| Gates 07-Dr G-1-274526 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 49.7K | 1.18M | Mar 2014 – Jul 2026 |
| Briscoe D G-4-144482 | Mountain V Texas, LLC | Black Creek (Lobo) | 1 | 49.7K | 8.51M | by Jan 1993 – Aug 2026 |
| Galvan Ranch G-1-271296 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 49.7K | 5.83M | Feb 2013 – Aug 2026 |
| Lundell G-4-201948 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 49.6K | 2.54M | Mar 2004 – Aug 2026 |
| Galvan Ranch G-1-271526 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 49.6K | 3.01M | Apr 2013 – Feb 2019 |
| Briscoe B G-1-284936 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 49.6K | 1.51M | Apr 2018 – Aug 2026 |
| Russell-Winch G-4-251030 | Arete Operating Company II, LLC | Vaquillas Ranch (Lobo Cons.) | 1 | 49.6K | 2.3M | Jul 2009 – Aug 2026 |
| Galvan Ranch G-1-271519 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 49.5K | 5.18M | Mar 2013 – Jun 2026 |
| Vaquillas 1647 G-4-123616 | Three-C Oil and Gas | Vaquillas Ranch (Lobo) | 1 | 49.4K | 6.05M | by Jan 1993 – Apr 2023 |