| Donner-Brown Unit A-1167 G-6-153736 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 224K | 1.99M | Feb 1995 – Sep 2018 |
| Mathers Ranch 167 (Allocation) G-14-278575 | Mmgl Txph, LLC only | Mathers Ranch (Granite Wash) | Hemphill | 1 | 113K | 5.04M | Oct 2013 – Apr 2026 |
| Mathers Ranch 167 (Allocation) G-14-276087 | Mmgl Txph, LLC only | Mathers Ranch (Granite Wash) | Hemphill | 1 | 111K | 3.87M | Jul 2013 – Apr 2026 |
| Vergara 1679 G-4-194505 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 95.3K | 4.44M | Mar 2003 – Apr 2026 |
| Mather Ranch 167 (Allocation) G-14-279191 | Mmgl Txph, LLC only | Mathers Ranch (Granite Wash) | Hemphill | 1 | 91.3K | 4.67M | Apr 2014 – Apr 2026 |
| Vergara 1679-W G-4-145365 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 64.6K | 4.32M | Apr 1993 – Oct 2014 |
| Vergara 1679 G-4-183930 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 59.8K | 3.79M | Jul 2001 – Apr 2026 |
| Vergara 1679 G-4-116493 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 22.8K | 2.71M | Jul 1994 – Apr 2026 |
| Vergara 1679 G-4-185487 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 22.1K | 2.36M | Oct 2001 – Apr 2026 |
| Vergara 1679-W G-4-117459 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 21.8K | 1.78M | Jan 1993 – Apr 2026 |
| Vergara Rayzor 1676 GU G-4-215228 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 18.5K | 1.34M | Sep 2005 – Apr 2026 |
| Vergara 1674 G-4-108453 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 18.3K | 2.75M | Jan 1993 – Apr 2026 |
| Vergara 1674 G-4-150181 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 12K | 942K | Jun 1994 – Apr 2026 |
| Vergara 1679-W G-4-113697 | Newfield Exploration Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 11.7K | 748K | Jan 1993 – Nov 2003 |
| Vergara 1679 G-4-184943 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 9.01K | 644K | Sep 2001 – Nov 2017 |
| Vergara 1674 G-4-146097 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 6.86K | 796K | Jul 1993 – Sep 2020 |
| Vergara 1674 G-4-179442 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 6.26K | 876K | Sep 2000 – Apr 2026 |
| Vergara 1679 G-4-118798 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 6.13K | 889K | Jan 1993 – Nov 2018 |
| Vergara 1674 G-4-113798 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 4.1K | 573K | Jan 1993 – Apr 2026 |
| Vergara 1674 G-4-179269 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 3.79K | 383K | Aug 2000 – Apr 2026 |
| State Tract 167 G-4-139188 | Fina Oil & Chemical Company only | Bird Island, SW. (Frio 12-D) | Kleberg | 1 | 1.92K | 338K | Dec 1997 – Nov 1998 |
| Vergara 1679 G-4-113161 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 1.79K | 225K | Feb 2000 – May 2007 |
| Sawyer 167 G-9-142467 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 1.59K | 551K | Jan 1993 – Mar 2026 |
| Carpenter, Tom "167" G-13-57271 | Jay Management Company, LLC only | Stoneman (Bend Congl.) | Jack | 1 | 1.3K | 360K | Jan 1993 – Jan 2009 |
| Vergara 1674 G-4-119841 | Newfield Exploration Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 1.2K | 34.6K | Oct 1999 – May 2001 |
| Sawyer 167 G-9-143809 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 1.04K | 171K | Jan 1993 – Jul 2017 |
| Sawyer 167 G-9-206169 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 980 | 387K | Jan 2004 – Jan 2024 |
| Sawyer 167 G-9-134303 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 858 | 416K | Jan 1993 – Nov 2023 |
| Sawyer 167 G-9-217603 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 620 | 232K | Feb 2006 – Nov 2023 |
| Sawyer 167 G-9-217605 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 582 | 319K | Mar 2006 – Oct 2022 |
| Sawyer 167 G-9-143810 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 576 | 166K | Jan 1993 – May 2013 |
| Sawyer 167 G-9-137812 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 567 | 241K | Jan 1993 – Mar 2026 |
| Sawyer 167 G-9-56454 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 566 | 242K | Jun 1993 – Mar 2026 |
| Sawyer 167 G-9-206170 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 561 | 194K | Apr 2004 – Jan 2024 |
| Sawyer 167 G-9-205742 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 518 | 173K | Feb 2004 – Jan 2024 |
| Sawyer 167 G-9-200732 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 491 | 240K | Jun 2003 – Mar 2026 |
| Sawyer 167 G-9-218684 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 446 | 237K | Apr 2006 – Dec 2023 |
| Sawyer 167 G-9-239004 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 429 | 218K | Oct 2007 – Mar 2026 |
| Mathers Ranch 167 G-14-203774 | Mmgl Txph, LLC only | Canadian, SE (Douglas) | Hemphill | 1 | 321 | 100K | Mar 2004 – Jun 2015 |
| Sawyer 167 G-9-57771 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 256 | 99.5K | Jan 1993 – Mar 2024 |
| Sawyer 167 G-9-153154 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 230 | 149K | Jan 1995 – Feb 2008 |
| Mathers Ranch 167 G-14-87491 | Mmgl Txph, LLC only | Canadian, SE (Douglas) | Hemphill | 1 | 228 | 204K | Jan 1993 – Oct 2009 |
| Sawyer 167 G-9-239012 | Robert C. Brower, LLC only | Sawyer (Canyon) | Sutton | 1 | 226 | 159K | Sep 2007 – Nov 2023 |
| Vergara 1674 G-4-119943 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 180 | 120K | Jan 1993 – May 1994 |
| State Tract 167 G-4-172315 | Fina Oil & Chemical Company only | Bird Island,sw.(frio 12-B) | Kleberg | 1 | 147 | 165K | Dec 1998 – Nov 1999 |
| Mathers Ranch 167 G-14-87831 | Tecolote Energy Operating, LLC only | Canadian, SE (Douglas) | Hemphill | 1 | 110 | 182K | Jan 1993 – Apr 2015 |
| Mathers Ranch 167 G-14-77224 | Mmgl Txph, LLC only | Canadian, SE (Douglas) | Hemphill | 1 | 86 | 178K | Jan 1993 – Jan 2020 |
| Vergara 1679-W G-4-115207 | EP Operating Limited Partnership only | Rancho Viejo (Lobo 6) | Webb | 1 | 41 | 16.3K | Jan 1993 – Mar 1993 |
| Lambert-Rose G-2-262874 | Hilcorp Energy Company only | Refugio-Fox (1675) | Refugio | 1 | 23 | 215K | Aug 2011 – May 2014 |
| Lambert, M. F. G-2-183403 | Hilcorp Energy Company only | Refugio-Fox (1675) | Refugio | 1 | 15 | 12.6K | Mar 2001 – Mar 2005 |