| Vaquillas Ranch-A1 G-4-158334 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.8K | 1.22M | Apr 1996 – Aug 2026 |
| Killam & Hurd Fee 2023 G-4-200292 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | 1 | 14.8K | 972K | Feb 2004 – Oct 2014 |
| Haering-Martin G-4-144752 | Columbus Energy, LLC | Volz (Lobo) | 1 | 14.7K | 3.68M | Mar 1993 – Nov 2014 |
| Alley G-4-108825 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.7K | 2.79M | by Jan 1993 – Aug 2026 |
| Lundell G-4-171129 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.7K | 1.19M | Nov 1998 – Jul 2001 |
| Vaquillas Ranch Co. Ltd. G-4-177962 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.7K | 1.02M | Jul 2000 – Aug 2026 |
| Galvan Ranch G-1-271522 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 14.7K | 4.95M | Mar 2013 – Nov 2025 |
| C-Bruni Mineral Trust G-4-65882 | Hilcorp Energy Company | Laredo (Lobo) | 1 | 14.7K | 3M | by Jan 1993 – Aug 2026 |
| Benavides, Rosa V. C G-4-200024 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 14.6K | 1.07M | Jan 2004 – Aug 2026 |
| Ellen C. G-4-276249 | Caturus Energy, LLC | Owen (Olmos) | 1 | 14.6K | 4.14M | Nov 2014 – Aug 2026 |
| Benavides, Rosa V. E G-4-145800 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 14.6K | 1.26M | Jun 1993 – Aug 2026 |
| Lincoln, W.P. 1312 G-4-119301 | Hilcorp Energy Company | Big Cowboy (Lobo) | 1 | 14.6K | 3.37M | by Jan 1993 – Aug 2026 |
| Welhausen, Jack O-4-11668 | Alaron Energy, Inc. | Tal Vez, S. (Rosen. -a-, Mi. SD) | 1 | 14.6K | 67 | by Jan 1993 – Mar 2007 |
| Vaquillas Ranch I G-4-212380 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.6K | 925K | Apr 2005 – Jan 2025 |
| Lundell G-4-173321 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.6K | 4.33M | May 1999 – Aug 2026 |
| Las Blancas G-4-228287 | Hilcorp Energy Company | Schwarz (8700) | 1 | 14.6K | 2.79M | May 2007 – Oct 2021 |
| Benavides, Rosa V. A1 G-4-103357 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 14.5K | 1.42M | by Jan 1993 – Aug 2026 |
| Gates 010 CHK-a TR3 G-1-293744 | Chesapeake Operating, L.L.C. | Lorenzo (Austin Chalk) | 1 | 14.5K | 92.9K | Oct 2022 – Nov 2022 |
| Bruni "A" O-4-13137 | Sklar Exploration Company LLC | Thompsonville, NE. (Queen City) | 1 | 14.5K | 0 | Feb 2003 – Nov 2010 |
| Garcia-Villarreal O-4-1409 | Outline Oil Company LLC | Killam | 2 | 14.5K | 18 | by Jan 1993 – May 2024 |
| B.M.T. G-4-171556 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 14.4K | 1.1M | Dec 1998 – Aug 2026 |
| Roscher, W. C. 518 G-4-184853 | Conocophillips Company | Big Cowboy (Lobo) | 1 | 14.4K | 590K | May 2001 – Feb 2006 |
| Frost National Bank G-4-176021 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 14.4K | 4.25M | Jan 2000 – Aug 2026 |
| Carr G-4-192335 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.4K | 759K | Nov 2002 – Aug 2026 |
| Petty Ranch G-1-176730 | White Oak Operating Company LLC | Catarina, SW. (San Miguel-Gas) | 1 | 14.4K | 223K | Apr 2000 – Feb 2016 |
| Webb County School Land 504 G-1-293222 | Lewis Petro Properties, Inc. | Hawkville (Eagleford Shale) | 1 | 14.4K | 3.6M | Jun 2022 – Aug 2026 |
| Galvan Ranch G-1-265781 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 14.3K | 1.29M | Sep 2011 – Sep 2024 |
| Briscoe "N" 2046 G-4-163538 | EOG Resources, Inc. | Vaquillas Ranch (Lobo Cons.) | 1 | 14.3K | 1.36M | Jun 1997 – Apr 2015 |
| Dix Ranch C 100 G-4-175366 | Hilcorp Energy Company | Dix Ranch (Lower Wilcox Lobo) | 1 | 14.3K | 1.5M | Nov 1999 – Aug 2026 |
| Bruni Mineral Trust G-4-153505 | Hilcorp Energy Company | Liz (9200) | 1 | 14.3K | 4.64M | Feb 1995 – Aug 2026 |
| Killam, R. "1860" G-4-159779 | Killam Oil Co., Ltd. | Benavides (Lobo Cons.) | 1 | 14.3K | 1.02M | Jul 1996 – Aug 2026 |
| Lundell G-4-86391 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 14.3K | 1.35M | by Jan 1993 – Aug 2026 |
| Frost National Bank G-4-125282 | Conocophillips Company | Villegas (Middle Wilcox 7950) | 1 | 14.2K | 1.1M | by Jan 1993 – Sep 2002 |
| B.M.T. G-4-174539 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 14.2K | 1.91M | Aug 1999 – Aug 2026 |
| Briscoe J (SA2) G-1-283007 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 14.2K | 2.88M | Nov 2018 – Aug 2026 |
| Vaquillas G-4-244997 | Hilcorp Energy Company | Tiffany (Wilcox Carrizo) | 1 | 14.2K | 4.51M | Dec 2008 – Aug 2026 |
| Dix Ranch A-535 G-4-194221 | Hilcorp Energy Company | Dix Ranch (Lower Wilcox Lobo) | 1 | 14.2K | 1.09M | Mar 2003 – Aug 2026 |
| BMT 123 G-4-257917 | Killam Oil Co., Ltd. | Missy (Wilcox) | 1 | 14.2K | 745K | Oct 2010 – Feb 2015 |
| Vaquillas Ranch A1 G-4-139619 | Conoco Inc. | Lundell (Lobo 9200) | 1 | 14.2K | 710K | by Jan 1993 – Apr 1997 |
| Briscoe R GU5 State G-1-281009 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 14.2K | 1.4M | Sep 2017 – Aug 2026 |
| Meador 1451 G-1-270931 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 14.2K | 2.35M | Aug 2012 – Jul 2026 |
| Martinez-Barrera Gas Init G-4-139901 | Columbus Energy, LLC | Bashara-Hereford (7300) | 1 | 14.2K | 7.43M | by Jan 1993 – Aug 2026 |
| Chevron - Carr, Edith G-4-162815 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 14.1K | 2.58M | Apr 1997 – Aug 2026 |
| Briscoe G G-1-280984 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 14.1K | 435K | Jul 2016 – May 2020 |
| Benavides, Rosa V. "D" G-4-97542 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 14.1K | 1.16M | by Jan 1993 – Sep 2023 |
| Moreno, Isidro et Al G-4-153608 | Hilcorp Energy Company | Bashara-Hereford (7300) | 1 | 14.1K | 2.52M | Feb 1995 – Aug 2026 |
| Clark, N. H. G-4-155863 | Columbus Energy, LLC | Bashara-Hereford (7300) | 1 | 14.1K | 2.32M | Sep 1995 – Aug 2026 |
| Hachar, D. D. G-4-158391 | Digital Operating Company LLC | Laredo (Lobo) | 1 | 14.1K | 2.58M | May 1996 – Oct 2012 |
| Bruni Estate Gas Unit NO 1 G-4-71796 | Columbus Energy, LLC | Thompsonville, NE. (9800) | 1 | 14.1K | 2.93M | by Jan 1993 – Jan 2020 |
| Killam & Hurd Fee 1690 G-4-236643 | Killam Oil Co., Ltd. | B.M.T. (Lobo Cons.) | 1 | 14K | 1.17M | Mar 2008 – Aug 2026 |