| Cameron 487 O-4-13267 | Merit Energy Company | Rincon (Vicksburg Cons.) | 1 | 52.1K | 229K | Dec 2004 – Oct 2023 |
| Salinas, Fausto et Al G-4-185840 | Petrovybe Opco LLC | Samano (Massive 7200) | 1 | 52.1K | 3.87M | Aug 2001 – Aug 2026 |
| Martinez -B- G-4-154873 | Hilcorp Energy Company | Rincon, North (Vicksburg 7250) | 1 | 52K | 2.16M | Jun 1995 – Aug 2026 |
| Heard G-4-180729 | Noble Energy Inc | Rincon, E. (Deep 8550) | 1 | 52K | 2.55M | Dec 2000 – Apr 2006 |
| Garza-Hitchcock et al G. U. G-4-245379 | Wagner Oil Company | La Copita (Vicksburg Cons.) | 1 | 51.8K | 1.02M | Jan 2009 – Oct 2013 |
| Bloomberg, Samuel D. G-4-198875 | Hilcorp Energy Company | Flores, W. (Vksbrg, Geopressure) | 1 | 51.8K | 2.55M | Nov 2003 – Aug 2026 |
| Garcia, J. A. G-4-187849 | Mountain V Texas, LLC | Flores (Vicksburg, Lower) | 1 | 51.7K | 4.92M | Feb 2002 – May 2026 |
| Thomas-Rife Gas Unit G-4-179238 | Merit Energy Company | Rincon, N. (Vicksburg Cons.) | 1 | 51.7K | 4.07M | Sep 2000 – Aug 2026 |
| Starrpro Minerals C Unit 3 G-4-258768 | Wagner Oil Company | Garcias Ridge (Queen City) | 1 | 51.5K | 2.45M | Dec 2010 – Aug 2026 |
| Slick, T. B. Estate G-4-170702 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 51.5K | 2.99M | Feb 1998 – Apr 2023 |
| Slick, T. B. Estate G-4-252039 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 51.2K | 1.37M | Jun 2009 – Dec 2021 |
| D. D. Oil Co. -B- O-4-2355 | Western Global Oil, Inc | Rincon, North | 4 | 51.2K | 1.53K | by Jan 1993 – Jul 2009 |
| State of Texas G-4-133747 | Hanson Production Company | Frost, North (Ashby Fbii) | 1 | 51.1K | 1.17M | by Jan 1993 – Jun 2008 |
| Brock, J. D. -A- O-4-3493 | Southern Tejas Asset Group LLC | La Union (Brock Sand) | 3 | 50.9K | 128 | by Jan 1993 – Jun 2026 |
| Guerra, A. O-4-11651 | Salona, LLC | Sun, North (5650) | 1 | 50.8K | 314 | by Jan 1993 – Aug 2012 |
| Slick, T. B. Estate G-4-223350 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 50.8K | 2.14M | Oct 2006 – Apr 2018 |
| Perez O-4-13050 | Acock/Anaqua Operating Co., LP | Sun (5680) | 1 | 50.7K | 44.2K | Apr 2001 – Dec 2009 |
| Hill G-4-241683 | Orx Resources, L.L.C. | Cowboy, W. (9100) | 1 | 50.7K | 4.6M | Jul 2008 – Aug 2026 |
| Echols G-4-161410 | Transpacific Energy, LLC | Hinde (Vicksburg Consolidated) | 1 | 50.5K | 4.05M | Nov 1996 – Jan 2024 |
| Celestino Garza GU G-4-182766 | Merit Energy Company | Alvarado (Vicksburg) | 1 | 50.3K | 2.97M | Apr 2001 – Aug 2026 |
| Hermann, A.G. Gas Unit G-4-243593 | Mountain V Texas, LLC | Rincon (Vicksburg Cons.) | 1 | 50.3K | 2.01M | Sep 2008 – Sep 2025 |
| Semmes Trust , et al 906 O-4-13158 | Hilcorp Energy Company | Rincon (80 Vicksburg) | 3 | 50.2K | 51.2K | Jun 2003 – Aug 2026 |
| Yturria L & L O-4-12038 | Trap Rock Oil, Ltd. | Yturria, NE. (5000 Sand) | 2 | 50.1K | 62K | by Jan 1993 – Oct 2007 |
| Southwest Texas Corp "B" G-4-208311 | Varas Energy Operating Company, | T Patch (Reklaw Oso) | 1 | 50.1K | 3.33M | Jan 2005 – Jun 2023 |
| Bentsen Bros. "B" G-4-150643 | Merit Energy Company | La Copita (Vicksburg Cons.) | 1 | 49.7K | 2.58M | Jul 1994 – Aug 2026 |
| Slick, T. B. Estate G-4-179508 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 49.7K | 2.5M | Sep 2000 – Aug 2026 |
| Guerra "D" G-4-208883 | Orx Resources, L.L.C. | La Reforma Deep | 1 | 49.5K | 2.31M | Feb 2005 – Aug 2026 |
| Starrpro Minerals G Gas Unit G-4-268696 | Wagner Oil Company | Garcias Ridge (Queen City) | 1 | 49K | 1.71M | Aug 2012 – Aug 2026 |
| Hart et Al G-4-189688 | Petrovybe Opco LLC | Samano (Fourth Massive) | 1 | 49K | 2.36M | Mar 2002 – Aug 2026 |
| Slick, T. B. Estate A-527 G-4-167120 | Conocophillips Company | Rincon (Vicksburg III) | 1 | 49K | 2.33M | Jan 1998 – Nov 2000 |
| Slick, T.B. Estate "B" 534 Dr G-4-228840 | Hilcorp Energy Company | Rincon (Vicksburg Cons.) | 1 | 48.8K | 1.83M | Apr 2007 – Aug 2026 |
| Samano G-4-192977 | Petrovybe Opco LLC | Samano (2ND Rincon) | 1 | 48.3K | 5.01M | Oct 2002 – Aug 2026 |
| Hermann, A. G. Gas Unit G-4-249217 | Mountain V Texas, LLC | Rincon (Vicksburg Cons.) | 1 | 48.1K | 1.16M | Apr 2009 – Aug 2026 |
| Garcia, J. A. G-4-185389 | Mountain V Texas, LLC | Flores (Vicksburg, Lower) | 1 | 47.9K | 3.61M | Oct 2001 – Aug 2026 |
| Garcia, I.Y. G-4-147109 | Kerr-McGee Oil & Gas Onshore LLC | Flores (Vicksburg, Lower) | 1 | 47.8K | 3.06M | Sep 1993 – Sep 2000 |
| Chevron Btlt G-4-171147 | Merit Energy Company | Javelina (Vicksburg Cons.) | 1 | 47.8K | 3.41M | Sep 1998 – Aug 2026 |
| Slick, T. B. Estate G-4-248517 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 47.5K | 1.61M | May 2009 – Aug 2026 |
| Slick, T. B. Estate G-4-171621 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 47.5K | 1.64M | Dec 1998 – Aug 2026 |
| Morse - Forster Unit G-4-189730 | BZG E&P LLC | Samano, E. (Third Massive) | 1 | 47.5K | 4.22M | Jun 2002 – Aug 2026 |
| Slick, T. B. Estate "A" G-4-223478 | Hilcorp Energy Company | Rincon (Vicksburg Cons.) | 1 | 47.4K | 473K | Sep 2006 – Apr 2019 |
| Slick, T. B. Estate G-4-227576 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 47.4K | 2.66M | Jun 2007 – Aug 2026 |
| Slick, T. B. B-232 O-4-13318 | Hilcorp Energy Company | Cameron (C-1) | 1 | 47.4K | 163K | Jul 2005 – Feb 2019 |
| La Copita Gas Unit G-4-213687 | Merit Energy Company | La Copita (Vicksburg Cons.) | 1 | 47.3K | 2.94M | Oct 2005 – Aug 2026 |
| Brannan, John "A" O-4-13251 | Orx Resources, L.L.C. | El Benadito (22-C) | 1 | 47.3K | 83.2K | Jul 2004 – Aug 2009 |
| Slick, T. B. Estate "B" 536 G-4-226592 | Hilcorp Energy Company | Rincon (Vicksburg Cons.) | 1 | 47.3K | 3.11M | Feb 2007 – Aug 2026 |
| Bentsen Tract I G-4-218886 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 47.1K | 2.92M | Nov 2005 – Aug 2026 |
| Slick, T. B. Estate G-4-235672 | Merit Energy Company | Hinde (Vicksburg Consolidated) | 1 | 46.9K | 734K | Jan 2008 – Aug 2026 |
| La Copita Gas Unit G-4-208845 | Merit Energy Company | La Copita (Vicksburg Cons.) | 1 | 46.9K | 2.93M | Apr 2005 – Aug 2026 |
| Southwest Texas Corp "D" G-4-209457 | Varas Energy Operating Company, | T Patch (Reklaw Oso) | 1 | 46.8K | 2.78M | Apr 2005 – Aug 2026 |
| Black Stone Minerals O-4-12888 | Trap Rock Oil, Ltd. | Boyle (4800 Rincon) | 1 | 46.7K | 24.1K | Dec 1999 – Jun 2026 |