| Btlt B G-4-226757 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 180K | 7.58M | Apr 2007 – Aug 2026 |
| Guerra, R.A. O-4-12832 | Merit Energy Company | La Reforma (Frio 6200) | Starr | 2 | 179K | 164K | Jan 1999 – Apr 2009 |
| Hopkins, M. A. Gas Unit G-4-142972 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 178K | 11.7M | by Jan 1993 – Aug 2026 |
| McAllen, A. A. "B" G-4-244236 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 174K | 4.38M | Oct 2008 – Aug 2026 |
| Slick, T. B. Estate G-4-162486 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 173K | 8.64M | Oct 1996 – Aug 2026 |
| Davis, W. J. "A" G-4-188205 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 170K | 12.3M | Feb 2002 – Aug 2026 |
| Bentsen Bros. - State G-4-76318 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 169K | 12.7M | by Jan 1993 – Oct 2019 |
| Davis, W. J. "A" G-4-172438 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 169K | 11.8M | Nov 1998 – Aug 2026 |
| McAllen, A. A. "B" G-4-209835 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 169K | 9.02M | Apr 2005 – Aug 2026 |
| Salinas, M. G-4-165364 | Merit Energy Company | Jeffress, S.E. (Vicksburg T) | Hidalgo | 1 | 167K | 8.08M | Sep 1997 – Aug 2026 |
| Coates "F" Gas Unit G-4-160055 | Merit Energy Company | Jeffress, NE. (Vicksburg, Lo.) | Hidalgo | 1 | 166K | 26.4M | Mar 1996 – Aug 2026 |
| Flores, R. G-4-170287 | Merit Energy Company | Texan Gardens, N. (VKS-S1) | Hidalgo | 1 | 163K | 14.9M | Jun 1998 – Sep 2025 |
| Hamman Ranch G-4-189387 | Merit Energy Company | Monte Christo, N(vicksburg T LO) | Hidalgo | 1 | 163K | 15.1M | Oct 2001 – Aug 2011 |
| McAllen, A. A. G-4-177710 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 161K | 6.36M | Jun 2000 – May 2019 |
| Slick, T. B. Estate G-4-191560 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 159K | 8.22M | Aug 2002 – Aug 2026 |
| Southwest Farm & Ranch-State G-4-166558 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 159K | 8.72M | Nov 1997 – Aug 2026 |
| Salinas, M. G-4-108618 | Merit Energy Company | Jeffress, S.E. (Vicksburg T) | Hidalgo | 1 | 158K | 5.03M | by Jan 1993 – Aug 2026 |
| Davis Gas Unit -a- 1 G-6-17019 | Merit Energy Company | Woodlawn (Pettit) | Harrison | 1 | 157K | 1.66M | by Jan 1993 – Aug 2026 |
| Slick, T. B. Estate G-4-148382 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 155K | 3.48M | Jan 1994 – Aug 2026 |
| Slick, T. B. Estate G-4-210832 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 154K | 7.05M | May 2005 – Jun 2022 |
| Davis, W. J. "A" G-4-183393 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 153K | 9.33M | May 2001 – Feb 2007 |
| Boston Texas Land & Trust G-4-190253 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 153K | 4.05M | Aug 2002 – Sep 2025 |
| Sullivan, D. J. "C" G-4-231815 | Merit Energy Company | Home Run (Vicksburg 10) | Brooks | 1 | 152K | 2.83M | Jan 2007 – Jun 2010 |
| McAllen, A. A. "B" G-4-226486 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 151K | 3.71M | Jan 2007 – Aug 2026 |
| Slick, T. B. Estate O-4-14168 | Merit Energy Company | Hinde (Vksbg. No. 1, Lo. FB A) | Starr | 2 | 150K | 90.3K | Jan 2022 – Aug 2026 |
| Douthit, E. W., -B- De O-10-2715 | Merit Energy Company | Howard Glasscock | Howard | 6 | 150K | 40.6K | by Jan 1993 – Nov 2011 |
| Btlt B G-4-230068 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 147K | 4.61M | Jul 2007 – Jan 2014 |
| Coates "A" G-4-166090 | Merit Energy Company | Jeffress, E. (Vicksburg T) | Hidalgo | 1 | 144K | 8.27M | Aug 1997 – Aug 2026 |
| Southwest Farm & Ranch-State G-4-163525 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 139K | 7.04M | Jun 1997 – Aug 2026 |
| Slick, T. B. Estate G-4-201856 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 139K | 7.23M | Mar 2004 – Aug 2026 |
| McAllen, A. A. "B" G-4-223500 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 138K | 3.97M | Sep 2006 – Aug 2026 |
| Sullivan, D. J. "C" G-4-271402 | Merit Energy Company | Home Run (Vicksburg Cons.) | Brooks | 1 | 137K | 2.99M | Dec 2013 – Aug 2026 |
| Sullivan, D. J. State G-4-258008 | Merit Energy Company | Home Run (Vicksburg 10) | Brooks | 1 | 137K | 1.41M | Sep 2010 – May 2015 |
| Muldrow "A" O-11-63302 | Merit Energy Company | Prentice, NW. (San Andres) | Terry | 8 | 137K | 274K | by Jan 1993 – Nov 2004 |
| Thomas-Rife Gas Unit G-4-176199 | Merit Energy Company | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 134K | 6.66M | Jan 2000 – Aug 2026 |
| Salinas Gas Unit G-4-165984 | Merit Energy Company | Jeffress, S.E. (Vicksburg S) | Hidalgo | 1 | 134K | 3.58M | Dec 1997 – Aug 2026 |
| Neblett, G. E., et al Gas Unit G-4-11367 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 133K | 8.84M | by Jan 1993 – Aug 2026 |
| Thomas-Rife Gas Unit G-4-187140 | Merit Energy Company | Rincon, N. (Vicksburg Cons.) | Starr | 1 | 133K | 7.42M | Dec 2001 – Aug 2026 |
| Slick, T. B. Estate G-4-159300 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 133K | 5.09M | Apr 1996 – Aug 2026 |
| Slick, T. B. Estate G-4-173868 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 132K | 7.9M | Apr 1999 – Mar 2025 |
| Holland, W. H. Gas Unit G-4-238091 | Merit Energy Company | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 129K | 7.16M | Apr 2008 – Jul 2026 |
| Douthit, E. W., -C- De O-10-19028 | Merit Energy Company | Howard-Glasscock (Glorieta) | Howard | 11 | 129K | 25.2K | by Jan 1993 – Nov 2011 |
| McAllen, A.A. G-4-158903 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 128K | 5.02M | Apr 1996 – Aug 2026 |
| Sides "E" O-11-62134 | Merit Energy Company | Lee Harrison | Lubbock | 4 | 128K | 647 | by Jan 1993 – Jul 2006 |
| Beaurline, A. W. G-4-167447 | Merit Energy Company | McAllen Ranch (Vicksburg S, E.) | Hidalgo | 1 | 128K | 2.59M | Feb 1998 – Aug 2026 |
| Slick, T. B. Estate G-4-229987 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 128K | 3.2M | Aug 2007 – Aug 2026 |
| Slick, T. B. Estate G-4-223937 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 127K | 3.77M | Dec 2006 – Aug 2026 |
| Palmer State 348 G-4-200004 | Merit Energy Company | Home Run (Vicksburg Cons.) | Brooks | 1 | 127K | 1.7M | Nov 2003 – Aug 2026 |
| McAllen, A. A. G-4-174033 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 126K | 2.27M | Jul 1999 – Aug 2026 |
| Lopez, H. G-4-270281 | Merit Energy Company | Lopez Ranch (Consolidated) | Brooks | 1 | 126K | 4.01M | May 2013 – Aug 2021 |