| Frost Bank G-4-212586 | Lopez, SE. (Consolidated) | Duval | 1 | 45K | 2.2M | Aug 2005 – Apr 2026 |
| Frost Bank G-4-211514 | Lopez, SE. (Consolidated) | Duval | 1 | 36.9K | 2.74M | Jul 2005 – Apr 2026 |
| Frost Bank G-4-222704 | Lopez, SE. (Consolidated) | Duval | 1 | 4.18K | 577K | Aug 2006 – Apr 2026 |
| Roche G-2-175285 | Cactus (Sinton) | Refugio | 1 | 571 | 823K | Jul 1999 – Apr 2026 |
| Varvel G-5-190141 | Bald Prairie (CV Consolidated) | Robertson | 1 | 216 | 239K | Aug 2002 – Apr 2026 |
| Varvel G-5-188965 | Bald Prairie (CV Consolidated) | Robertson | 1 | 56 | 339K | May 2002 – Apr 2026 |
| Jesuit Gas Unit G-4-225391 | Jesuit (Loyola Beach) | Kleberg | 1 | 477K | 9.38M | Sep 2006 – Mar 2026 |
| Jesuit Gas Unit G-4-250748 | Jesuit (Upper del Grullo) | Kleberg | 1 | 69.5K | 3.57M | Jun 2008 – Mar 2026 |
| Blanco G-2-218933 | Marshall (Middle Wilcox) | Goliad | 1 | 21.4K | 1.44M | May 2005 – Mar 2026 |
| Jesuit Gas Unit G-4-254907 | Jesuit (Rivera) | Kleberg | 1 | 13.3K | 384K | Jan 2010 – Mar 2026 |
| Brooks-Williams G-6-29337 | Bethany (Pettit) | Panola | 1 | 1.05K | 335K | Jan 1993 – Aug 2025 |
| Canales G-4-203077 | Blanchard (Queen City) | Duval | 1 | 45.8K | 2.1M | Aug 2004 – Jul 2025 |
| Alta-Huizar G-4-205260 | Blanchard (Queen City) | Duval | 1 | 30.8K | 1.23M | Aug 2004 – Jul 2025 |
| O'Brien G-3-188104 | Lovells Lake, North | Jefferson | 1 | 29.5K | 1.65M | Feb 2002 – May 2025 |
| Jesuit Gas Unit G-4-246639 | Jesuit (Rivera) | Kleberg | 1 | 11.7K | 1.14M | Sep 2008 – Dec 2024 |
| Jesuit Gas Unit G-4-244684 | Jesuit (Loyola Beach) | Kleberg | 1 | 160K | 5.37M | May 2008 – Aug 2024 |
| Jesuit Gas Unit G-4-232958 | Jesuit (Loyola Beach) | Kleberg | 1 | 82.9K | 3.25M | Nov 2007 – Apr 2023 |
| Frost Bank G-4-222842 | Lopez, SE. (Consolidated) | Duval | 1 | 1.26K | 67.8K | Oct 2006 – Jun 2022 |
| Rains County School Land a/C 7 G-11-122810 | Levelland (San Andres) | Hockley | 1 | 111 | 6.02K | Mar 1993 – May 2022 |
| Rains County School Land a/C 7 G-11-59362 | Levelland (San Andres) | Hockley | 1 | 782 | 18.4K | Feb 1993 – Sep 2021 |
| Rains County School Land a/C 7 G-11-104643 | Levelland (San Andres) | Hockley | 1 | 35 | 6.38K | Nov 1994 – Sep 2021 |
| Frost Bank G-4-221497 | Lopez, SE. (Consolidated) | Duval | 1 | 6.15K | 201K | May 2006 – May 2020 |
| Harrelson G-14-76441 | Follett (Morrow) | Lipscomb | 1 | 6.92K | 462K | Jan 1993 – Aug 2016 |
| Roche G-4-194590 | Encino (5650) | Refugio | 1 | 20 | 31.5K | Mar 2003 – Jun 2016 |
| Debord Gas Unit G-2-256120 | Kinkler (5700) | Lavaca | 1 | 596 | 147K | Dec 2009 – Dec 2015 |
| Quinn, B. E. Unit G-3-175777 | Lovells Lake, N. (7800) | Jefferson | 1 | 14K | 3.47M | Jan 2000 – Sep 2015 |
| Welder, Patrick H. G-2-265973 | Welder Ranch (5300) | Calhoun | 1 | 2.65K | 375K | Nov 2011 – Apr 2015 |
| Jefferson Land Co G-3-175352 | Lovells Lake, N. (7800) | Jefferson | 1 | 4.88K | 2.79M | Nov 1999 – Dec 2013 |
| Roche Ranch Encino G-4-180435 | Encino (6400) | Refugio | 1 | 728 | 133K | Nov 2000 – Nov 2013 |
| Jesuit Gas Unit G-4-246638 | Jesuit (10700) | Kleberg | 1 | 4.09K | 431K | May 2008 – Jan 2010 |
| Jesuit Gas Unit G-4-246642 | Jesuit (10900) | Kleberg | 1 | 34.4K | 640K | Dec 2007 – Jun 2008 |
| Shelton, Ben G-2-194133 | Ben Shelton (6400) | Victoria | 1 | 40 | 48K | Mar 2002 – Mar 2003 |
| Roche "A" G-4-182469 | Encino (5650) | Refugio | 1 | 8.88K | 187K | Nov 2000 – Feb 2003 |
| Ramirez, Julian G-4-121312 | Edlasater, W. (Manila) | Zapata | 1 | 0 | 209 | Jan 1993 – Nov 2001 |
| Shelton, Ben G-2-177912 | Ben Shelton (7350) | Victoria | 1 | 630 | 96.4K | Mar 2000 – Sep 2000 |
| Slaughter Estate "H" G-11-99881 | Levelland (San Andres) | Cochran | 1 | 0 | 3.64K | Jan 1993 – Feb 2000 |
| Goetsch, D.L.D. G-4-125260 | Yeary (Stubbs) | Kleberg | 1 | 0 | 6.1K | Feb 1993 – Jul 1993 |
| Lovett, H. E. G-10-20365 | Keystone (Yates) | Winkler | 1 | 0 | 2.02K | Jan 1993 – Apr 1993 |
| Drapalla, I G-2-123686 | Cottonwood Creek, S. (Frio 2300) | De Witt | 1 | 0 | 0 | — |
| Jefferson Land Co. G-3-251469 | Lovells Lake, N. (7800) | Jefferson | 1 | 0 | 0 | — |