| Slick, T. B. Estate G-4-246183 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 102K | 2.88M | Jun 2008 – Aug 2026 |
| Bentsen Bros. "B" G-4-203830 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 102K | 6.48M | Jul 2004 – Aug 2026 |
| Hopkins, M. A. Gas Unit G-4-176080 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 102K | 7.11M | Oct 1999 – Aug 2026 |
| McAllen, A. A. G-4-249357 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 101K | 2.56M | Mar 2009 – Sep 2012 |
| Slick, T. B. Estate G-4-170705 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 101K | 2.39M | Feb 1998 – Jan 2011 |
| Hamman Ranch G-4-170477 | Merit Energy Company | Monte Christo (Vksbg KK) | Hidalgo | 1 | 99.7K | 4.45M | Sep 1998 – Feb 2009 |
| Judd Estate-State G-4-176288 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 99.4K | 3.12M | Feb 2000 – Aug 2026 |
| Slick, T. B. Estate G-4-199231 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 99.3K | 4.52M | Apr 2003 – Aug 2026 |
| McAllen, A. A. "B" G-4-249539 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 98.4K | 1.5M | Apr 2009 – Aug 2026 |
| Douthit, E. W., -C- De O-10-2716 | Merit Energy Company | Howard Glasscock | Howard | 11 | 98.4K | 14.9K | by Jan 1993 – Nov 2011 |
| La Copita Gas Unit G-4-151468 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 98K | 7.04M | Oct 1994 – Aug 2026 |
| McAllen, A. A. G-4-155032 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 97.5K | 5.27M | Jul 1995 – Aug 2026 |
| Bales Gas Unit G-4-166723 | Merit Energy Company | Belle Ferguson (Lo. Frio Cons.) | Hidalgo | 1 | 97.5K | 5M | Jun 1997 – Aug 2026 |
| Acheron (Pettet) O-6-14944 | Merit Energy Company | Angie,(pettet) | Shelby | 1 | 97K | 722K | Jan 2010 – Aug 2026 |
| Jeffress, J. D. G-4-153857 | Merit Energy Company | Jeffress (Vicksburg T) | Hidalgo | 1 | 96.9K | 6.08M | Feb 1995 – Jun 2016 |
| McAllen, A. A. G-4-213502 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 96.5K | 6.28M | Sep 2005 – Jan 2022 |
| Coates "F" Gas Unit G-4-159494 | Merit Energy Company | Jeffress, NE. (Vicksburg, Lo.) | Hidalgo | 1 | 96.3K | 11.3M | May 1996 – Aug 2026 |
| Sullivan, D. J. State G-4-256529 | Merit Energy Company | Home Run (Vicksburg 10) | Brooks | 1 | 96.3K | 1.07M | May 2010 – Aug 2026 |
| McAllen, A.A. "B" G-4-86533 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 96.2K | 1.85M | by Jan 1993 – Aug 2026 |
| Slick, T. B. Estate 533 G-4-241992 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 96.1K | 2.66M | Jul 2008 – Aug 2026 |
| McAllen, A. A. G-4-172990 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 96.1K | 6.5M | Apr 1999 – Aug 2026 |
| McAllen, A. A. "B" G-4-215819 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 96K | 2.48M | Jan 2006 – Apr 2023 |
| McAllen, A. A. G-4-179940 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 95K | 4.2M | Oct 2000 – May 2017 |
| Palmer 347 G-4-274967 | Merit Energy Company | Home Run (Vicksburg Cons.) | Brooks | 1 | 94.1K | 1.27M | Aug 2014 – Aug 2026 |
| Palmer 347 G-4-272601 | Merit Energy Company | Home Run (Vicksburg Cons.) | Brooks | 1 | 94K | 1.14M | Jan 2014 – Aug 2026 |
| McAllen, A.A. "B" G-4-252107 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 93.8K | 5.03M | Aug 2009 – Aug 2026 |
| McAllen, A. A. G-4-147370 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 92.9K | 2.94M | Nov 1993 – May 2017 |
| Boston Texas Land & Trust G-4-209709 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 92.9K | 4.56M | Jun 2005 – Aug 2026 |
| La Copita Gas Unit G-4-185714 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 92.8K | 5.63M | Oct 2001 – Aug 2026 |
| Cabot-Walter O-11-62770 | Merit Energy Company | Lee Harrison | Lubbock | 4 | 92.7K | 1.29K | by Jan 1993 – Jul 2006 |
| Martinez-State G-4-80451 | Merit Energy Company | La Copita (Vicksburg Cons.) | Starr | 1 | 92K | 5.91M | by Jan 1993 – Feb 2023 |
| McAllen Fieldwide Unit G-4-185698 | Merit Energy Company | McAllen-Pharr (Consolidated) | Hidalgo | 1 | 91.8K | 7.71M | Jul 2001 – Aug 2026 |
| Flores, R. G-4-172753 | Merit Energy Company | Texan Gardens, N. (VKS-S1) | Hidalgo | 1 | 90.6K | 7.03M | Apr 1999 – Aug 2026 |
| Lopez, H. G-4-272979 | Merit Energy Company | Lopez Ranch (Consolidated) | Brooks | 1 | 90.1K | 3.54M | May 2014 – Aug 2026 |
| McAllen, A. A. "B" G-4-234659 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 89.7K | 2.67M | Jul 2007 – Aug 2026 |
| Bales Gas Unit G-4-140072 | Merit Energy Company | McAllen-Pharr (Consolidated) | Hidalgo | 1 | 88.6K | 5.08M | by Jan 1993 – May 2002 |
| McAllen, A. A. "B" G-4-141718 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 88.3K | 4.41M | by Jan 1993 – Aug 2026 |
| Slick, T. B. Estate G-4-219388 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 88.1K | 2.41M | Dec 2005 – Aug 2026 |
| McAllen, A. A. G-4-170905 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 87.9K | 5.25M | Oct 1998 – Aug 2026 |
| Palmer 347 G-4-191724 | Merit Energy Company | Home Run (Vicksburg Cons.) | Brooks | 1 | 87.8K | 1.88M | Aug 2002 – Oct 2025 |
| McAllen, A. A. "B" G-4-181544 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 87.5K | 6.47M | Jan 2001 – Aug 2026 |
| Hopkins, M. A. Gas Unit G-4-187244 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 87.5K | 7.67M | Jan 2002 – Aug 2026 |
| McAllen, A. A. G-4-183994 | Merit Energy Company | McAllen Ranch (Vksbg P-V,s Cons) | Hidalgo | 1 | 87.4K | 3.11M | Jul 2001 – May 2017 |
| Theiss et al Gas Unit G-4-244628 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 87.3K | 2.83M | Nov 2008 – Aug 2026 |
| Dixie Mortgage-Hopkins Gas Unit G-4-248690 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 87K | 3.35M | Mar 2009 – Aug 2026 |
| Slick, T. B. Estate G-4-232785 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 87K | 2.04M | Oct 2007 – Aug 2026 |
| Slick, T. B. Estate G-4-174318 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 86.8K | 4.01M | Jan 1999 – Feb 2019 |
| McAllen, A. A. "B" G-4-223902 | Merit Energy Company | McAllen Ranch (Vksbg L-V, N Cons | Hidalgo | 1 | 86.6K | 4.73M | Nov 2006 – Aug 2026 |
| Hopkins, M. A. Gas Unit G-4-225282 | Merit Energy Company | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 86.2K | 4.73M | Jan 2007 – Aug 2026 |
| Bentsen Tract IV G-4-275926 | Merit Energy Company | Hinde (Vicksburg Consolidated) | Starr | 1 | 86.1K | 4.29M | Jan 2015 – Aug 2026 |