| Sun Fee G-3-203126 | Nome N.E. (12800) | Jefferson | 1 | 789K | 13.6M | May 2004 – Apr 2026 |
| McGown Farms GU G-3-275810 | Ora (13400 Sand) | Chambers | 1 | 754K | 8.97M | Feb 2014 – Apr 2026 |
| Sun-Harder A G-3-242413 | Rebel (Yegua) | Jefferson | 1 | 741K | 12.1M | Aug 2008 – Apr 2026 |
| Green G-3-288489 | Lightning (Tex-Miss Cons) | Matagorda | 1 | 566K | 18.9M | May 2019 – Apr 2026 |
| Alexander GU G-3-250575 | Hartburg, S.E. (Yegua Cons.) | Orange | 1 | 563K | 2.73M | May 2009 – Apr 2026 |
| Colony G-3-166126 | Cooley (Meek Sand) | Fort Bend | 1 | 525K | 16.9M | Oct 1997 – Apr 2026 |
| Sokolski GU G-3-235070 | Hartburg, S.E. (Yegua Cons.) | Orange | 1 | 474K | 4.82M | Mar 2008 – Apr 2026 |
| Keeland Gas Unit G-3-280482 | Claude Watts (Yegua 12600) | Jefferson | 1 | 470K | 2.24M | Sep 2014 – Apr 2026 |
| Tacquard G-3-201777 | Alta Loma, NE. (U. Mdl. Andrau) | Galveston | 1 | 438K | 7.29M | Aug 2003 – Apr 2026 |
| Duncan "A" G-3-180840 | Bonus, SW. (Wilcox) | Wharton | 1 | 426K | 7.35M | Jan 2001 – Apr 2026 |
| Gallia G-3-175901 | Cooley (Meek Sand) | Fort Bend | 1 | 420K | 23.4M | Sep 1999 – Apr 2026 |
| Gallia G-3-149672 | Cooley (Meek Sand) | Fort Bend | 1 | 413K | 23M | May 1994 – Apr 2026 |
| Green G-3-289857 | Lightning (Tex-Miss Cons) | Matagorda | 1 | 396K | 13.7M | Feb 2020 – Apr 2026 |
| Hannah G-3-282399 | Hartburg, S. (Hackberry 1ST) | Orange | 1 | 355K | 825K | Feb 2017 – Apr 2026 |
| Williams G-3-254819 | Vidor Ames (Yegua EY) | Orange | 1 | 349K | 2.75M | Nov 2009 – Apr 2026 |
| Aylor "A" G-3-118957 | Cooley (Meek Sand) | Fort Bend | 1 | 326K | 38.1M | Jan 1993 – Apr 2026 |
| Walter Co. G-3-260140 | Constitution (Westbury) | Jefferson | 1 | 317K | 2.11M | Jan 2011 – Apr 2026 |
| Old Ocean Unit G-3-204028 | Old Ocean (Larsen) | Brazoria | 1 | 285K | 14M | Aug 2004 – Apr 2026 |
| St. Charles Co. G-4-280702 | St. Charles (Frio Cons., Upper) | Aransas | 1 | 268K | 5.63M | Jun 2016 – Apr 2026 |
| Old Ocean Unit G-3-194351 | Old Ocean (Larsen) | Brazoria | 1 | 250K | 12.6M | Apr 2003 – Apr 2026 |
| Williams G-3-272436 | Vidor Ames (Yegua EY) | Orange | 1 | 230K | 1.18M | May 2013 – Apr 2026 |
| Benavides, Rosa V. B3 G-4-142510 | Benavides (Lobo Cons.) | Webb | 1 | 229K | 8.05M | Jan 1993 – Apr 2026 |
| William Rubel G-3-287938 | Sarah White, East (9200) | Galveston | 1 | 226K | 434K | Aug 2019 – Apr 2026 |
| Old Ocean Unit G-3-48883 | Old Ocean (Larsen) | Brazoria | 1 | 211K | 10.6M | Jan 1993 – Apr 2026 |
| Dusek G-3-146060 | Cooley (Meek Sand) | Fort Bend | 1 | 210K | 11.5M | Jun 1993 – Apr 2026 |
| Slick, T. B. Estate "A" G-4-155685 | Rincon (Vicksburg Cons.) | Starr | 1 | 202K | 7.21M | Apr 1995 – Apr 2026 |
| Benavides, Rosa V. D1 G-4-154309 | Benavides (Lobo Cons.) | Webb | 1 | 190K | 9.55M | Mar 1995 – Apr 2026 |
| Old Ocean Unit G-3-31353 | Old Ocean (Larsen) | Brazoria | 1 | 186K | 12.6M | Jan 1993 – Apr 2026 |
| Duncan "A" G-3-183527 | Bonus, SW. (Wilcox) | Wharton | 1 | 185K | 2.42M | Feb 2001 – Apr 2026 |
| Lopez, Gloria Garcia G-4-93171 | Rucias, N. (FB E V-17) | Brooks | 1 | 181K | 11.9M | Jan 1993 – Apr 2026 |
| Alexander GU G-3-267001 | Hartburg, S.E. (Yegua Cons.) | Orange | 1 | 177K | 1.52M | Sep 2012 – Apr 2026 |
| Kent G-4-253085 | Flores, W. (Vksbrg, Geopressure) | Starr | 1 | 177K | 1.98M | May 2007 – Apr 2026 |
| Old Ocean Unit G-3-175016 | Old Ocean (Larsen) | Brazoria | 1 | 176K | 9.46M | Oct 1999 – Apr 2026 |
| St. Charles Co. G-4-270893 | St. Charles (Frio Cons., Lower) | Aransas | 1 | 176K | 11.4M | Jun 2013 – Apr 2026 |
| El Ferrocarril Ltd G-3-190143 | Cooley (Meek Sand) | Fort Bend | 1 | 175K | 6.11M | Jul 2002 – Apr 2026 |
| Old Ocean Unit G-3-42778 | Old Ocean (Larsen) | Brazoria | 1 | 167K | 9.91M | Jan 1993 – Apr 2026 |
| Kuehnle G-3-196721 | El Campo (Yegua) | Wharton | 1 | 166K | 3.02M | Jul 2003 – Apr 2026 |
| Lopez, Gloria Garcia G-4-95617 | Rucias, N. (FB E V-17) | Brooks | 1 | 163K | 8.87M | Jan 1993 – Apr 2026 |
| Summers, E. L. et al Unit G-3-94833 | Rugeley, SW (12850, N) | Matagorda | 1 | 160K | 5.02M | Jan 1993 – Apr 2026 |
| Wingate G-3-157039 | Cooley (Wilcox, Upper) | Fort Bend | 1 | 158K | 9.43M | Oct 1995 – Apr 2026 |
| Johnson, F.I. G-4-211504 | McCook, SE (Vicksburg Deep) | Hidalgo | 1 | 156K | 12.6M | May 2005 – Apr 2026 |
| Guerra, M. G-4-166580 | Roleta (Wilcox Consolidated) | Zapata | 1 | 151K | 14M | Jan 1997 – Apr 2026 |
| Old Ocean Unit G-3-49504 | Old Ocean (Larsen) | Brazoria | 1 | 146K | 9.7M | Jan 1993 – Apr 2026 |
| Lechenger G-4-167437 | Benavides (Lobo Cons.) | Webb | 1 | 142K | 5.21M | Mar 1998 – Apr 2026 |
| Colony G-3-166569 | Cooley (Meek Sand) | Fort Bend | 1 | 138K | 6.43M | Oct 1997 – Apr 2026 |
| Benavides, Rosa V. A1 G-4-143128 | Benavides (Lobo Cons.) | Webb | 1 | 137K | 6.64M | Jan 1993 – Apr 2026 |
| Vaquillas Ranch A8 G-4-164617 | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 137K | 5.8M | Sep 1997 – Apr 2026 |
| Foster Minerals G-3-132476 | Mercy (10400 Wilcox) | San Jacinto | 1 | 134K | 2.46M | Jan 1993 – Apr 2026 |
| Wingate G-3-160799 | Cooley (Wilcox, Upper) | Fort Bend | 1 | 133K | 6.96M | Aug 1996 – Apr 2026 |
| Vaquillas Ranch A11 G-4-165258 | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 133K | 4.31M | Oct 1997 – Apr 2026 |