| Yturria Cattle Co. (22 Sd.) O-4-11611 | Texas Oil and Gas Operating, LLC | La Sara (No. 22 Sd.) | Willacy | 3 | 503K | 13.4K | Jan 1993 – May 2013 |
| Donner-Brown "a" A-459 G-6-151947 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 196K | 1.99M | Jun 1994 – Jun 2010 |
| Jones Unit a - 981 G-6-158193 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 193K | 1.64M | Feb 1996 – Oct 2012 |
| Champion Int'l Unit A-411 G-6-159533 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 146K | 1.45M | May 1996 – Sep 2000 |
| Yturria G-4-253667 | Texas Oil and Gas Operating, LLC | La Sara (No. 41 Sand) | Willacy | 1 | 102K | 178K | Aug 2009 – May 2022 |
| HRH Thompsom O-1-5039 | Texas Oil and Gas Operating, LLC | Pearsall (Austin Chalk) | Frio | 9 | 89.2K | 381K | Apr 1993 – Nov 2009 |
| Yturria O-4-13960 | Texas Oil and Gas Operating, LLC | La Sara (3850) | Willacy | 1 | 86.4K | 0 | Dec 2014 – Oct 2025 |
| Jones Unit A-533 G-6-159933 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 78.6K | 705K | Jul 1996 – Oct 2000 |
| Yturria O-4-13559 | Texas Oil and Gas Operating, LLC | Lacal (E-10) | Willacy | 1 | 70.2K | 34K | Dec 2008 – Aug 2018 |
| Yturria Cattle Co. O-4-11038 | Texas Oil and Gas Operating, LLC | La Sara (No. 8 Sand) | Willacy | 3 | 69K | 16 | Jan 1993 – Jul 2001 |
| Yturria, Fausto O-4-13294 | Texas Oil and Gas Operating, LLC | La Sara (6250) | Willacy | 1 | 60.3K | 62.3K | Sep 2004 – Jan 2015 |
| Donner-Brown U A-1176 O-6-13911 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 56.8K | 457K | Mar 1999 – Aug 2012 |
| Yturria O-4-13864 | Texas Oil and Gas Operating, LLC | La Sara (4300) | Willacy | 2 | 53.7K | 0 | Apr 2014 – Oct 2024 |
| Yuturria Cattle Co. O-4-10944 | Texas Oil and Gas Operating, LLC | La Sara (No. 14-a Sand) | Willacy | 1 | 48.7K | 16 | Jan 1993 – Apr 2015 |
| Yturria O-4-13344 | Texas Oil and Gas Operating, LLC | La Sara, NE. (7590) | Willacy | 2 | 48.2K | 17.6K | Apr 2005 – Oct 2015 |
| Yturria Cattle Company O-4-14171 | Texas Oil and Gas Operating, LLC | La Sara (No. 21 Sand) | Willacy | 1 | 47.1K | 0 | Nov 2021 – Oct 2025 |
| Yturria O-4-14167 | Texas Oil and Gas Operating, LLC | La Sara (No. 21 Sand) | Willacy | 1 | 27.2K | 0 | Nov 2021 – Oct 2025 |
| Yturria G-4-242005 | Texas Oil and Gas Operating, LLC | La Sara, E. (7890) | Willacy | 1 | 27K | 453K | Feb 2008 – Jun 2019 |
| Yturria O-4-13954 | Texas Oil and Gas Operating, LLC | La Sara (No. 40 Sand) | Willacy | 2 | 23.7K | 0 | Apr 2014 – Apr 2025 |
| Yturria RR O-4-13554 | Texas Oil and Gas Operating, LLC | La Sara (3460 Sand) | Willacy | 2 | 21.2K | 0 | Mar 2009 – Oct 2016 |
| Yturria Cattle Company O-4-11991 | Texas Oil and Gas Operating, LLC | La Sara (No. 17 Sand) | Willacy | 2 | 20.8K | 2 | Jun 1993 – Nov 2007 |
| Yturria O-4-13723 | Texas Oil and Gas Operating, LLC | La Sara N.E. (6070) | Willacy | 1 | 20.7K | 5.78K | Apr 2012 – Dec 2014 |
| Sutton Unit A-20 O-6-14079 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 1 | 19.9K | 141K | Feb 2001 – Dec 2004 |
| Yturria O-4-13449 | Texas Oil and Gas Operating, LLC | La Sara (No. 24 Sd.) | Willacy | 1 | 19.1K | 11.8K | Dec 2006 – Oct 2025 |
| Yturria Cattle Co. O-4-10027 | Texas Oil and Gas Operating, LLC | La Sara (5300) | Willacy | 3 | 16.3K | 16 | Jan 1993 – Apr 2025 |
| Yturria O-4-13648 | Texas Oil and Gas Operating, LLC | La Sara (No. 17 Sand) | Willacy | 1 | 14.3K | 7.2K | Feb 2011 – Jan 2013 |
| Yturria O-4-13436 | Texas Oil and Gas Operating, LLC | La Sara, NW. (3000) | Willacy | 2 | 13.9K | 955 | Apr 2007 – Jul 2010 |
| Yturria O-4-13556 | Texas Oil and Gas Operating, LLC | La Sara, NE. (7550) | Willacy | 2 | 13K | 0 | Mar 2009 – Oct 2025 |
| Yturria Cattle Co. O-4-10695 | Texas Oil and Gas Operating, LLC | La Sara (No. 12 Sand) | Willacy | 1 | 10.6K | 16 | Jan 1993 – Oct 2002 |
| Yturria, Fausto Jr. G-4-229580 | Texas Oil and Gas Operating, LLC | La Sal Vieja (Deep) | Willacy | 1 | 7.7K | 339K | May 2007 – May 2013 |
| Yturria O-4-13888 | Texas Oil and Gas Operating, LLC | La Sara (No. 19 Sand, Upper) | Willacy | 1 | 7.08K | 0 | Apr 2014 – Apr 2015 |
| Mary B G-4-202923 | Texas Oil and Gas Operating, LLC | Areto (Frio 13,300) | Kenedy | 1 | 6.39K | 121K | Jul 2004 – Apr 2019 |
| Yturria O-4-13550 | Texas Oil and Gas Operating, LLC | La Sara, E. (7890) | Willacy | 1 | 5.95K | 22K | Feb 2009 – Jul 2020 |
| Yturria O-4-13661 | Texas Oil and Gas Operating, LLC | La Sara, E. (8200) | Willacy | 1 | 4.7K | 6.72K | Apr 2011 – Oct 2015 |
| Yturria O-4-13863 | Texas Oil and Gas Operating, LLC | La Sara, E. (7940) | Willacy | 1 | 3.64K | 0 | Mar 2013 – May 2019 |
| Yturria RR O-4-13852 | Texas Oil and Gas Operating, LLC | La Sara (3830) | Willacy | 3 | 1.59K | 0 | Jun 2014 – Mar 2015 |
| Jones Unit A-423 O-6-14065 | Texas Oil and Gas Operating, LLC | Brookeland (Austin Chalk, 8800) | Newton | 2 | 1.58K | 15.2K | Feb 2001 – Aug 2016 |
| Yturria O-4-13413 | Texas Oil and Gas Operating, LLC | La Sara (5500) | Willacy | 1 | 1.23K | 39.1K | Sep 2006 – Sep 2014 |
| Yturria G-4-295146 | Texas Oil and Gas Operating, LLC | La Sara, E. (7890) | Willacy | 1 | 1.06K | 15.5K | Jul 2023 – Oct 2025 |
| Yturria G-4-274864 | Texas Oil and Gas Operating, LLC | La Sal Vieja (Frio Cons) | Willacy | 1 | 899 | 39.7K | Aug 2013 – Dec 2014 |
| Lucy Alderman A O-1-18707 | Texas Oil and Gas Operating, LLC | Fairfield | Bexar | 4 | 864 | 0 | Oct 2015 – Oct 2025 |
| Yturria O-4-13892 | Texas Oil and Gas Operating, LLC | La Sara (31-a Sand) | Willacy | 1 | 584 | 0 | Jul 2014 – Jan 2015 |
| Yturria G-4-295732 | Texas Oil and Gas Operating, LLC | La Sara (No. 40 Sand) | Willacy | 1 | 488 | 7.88K | Aug 2023 – Oct 2025 |
| Yturria O-4-14180 | Texas Oil and Gas Operating, LLC | La Sara (No. 41 Sand) | Willacy | 1 | 477 | 0 | Jan 2022 – Mar 2025 |
| Yturria RR O-4-13590 | Texas Oil and Gas Operating, LLC | La Sara (No. 19 Sand, Upper) | Willacy | 1 | 433 | 3.07K | Apr 2009 – Aug 2011 |
| Yturria, Fausto Jr et al "A" O-4-13426 | Texas Oil and Gas Operating, LLC | La Sara (7177) | Willacy | 1 | 186 | 0 | May 2006 – Sep 2006 |
| Huettel-Brown G-3-222494 | Texas Oil and Gas Operating, LLC | Giddings (Navarro, Oil) | Lee | 1 | 34 | 10.4K | May 2006 – Oct 2006 |
| Yturria Cattle Co G-4-153962 | Texas Oil and Gas Operating, LLC | La Sara (3460 Sand) | Willacy | 1 | 27 | 36.7K | Feb 1995 – Aug 1995 |
| Yturria O-4-13561 | Texas Oil and Gas Operating, LLC | La Sara (No. 19 Sand) | Willacy | 2 | 0 | 0 | — |
| Yturria G-4-262172 | Texas Oil and Gas Operating, LLC | La Sara, N. (7400) | Willacy | 1 | 0 | 0 | — |