| Hoffman, W. K. -B- O-4-4179 | Sanchez Oil & Gas Corporation | Hoffman (Mirando) | Duval | 2 | 104K | 122 | Jan 1993 – Oct 2013 |
| Highlander Gas Unit 2 G-3-175390 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11330) | Harris | 1 | 61.8K | 11.1M | Sep 1999 – Oct 2003 |
| Highlander Gas Unit 4 G-3-197383 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11560) | Harris | 1 | 55.6K | 4.59M | Jul 2003 – Jun 2007 |
| Hlavinka/Stllp Unit G-3-245541 | Sanchez Oil & Gas Corporation | Etta (6950) | Wharton | 1 | 48.9K | 10.2M | Jul 2008 – Sep 2013 |
| Myatt Minerals G-3-247112 | Sanchez Oil & Gas Corporation | Blue Basin (6100) | Matagorda | 1 | 37.4K | 185K | Feb 2009 – Feb 2014 |
| Trull Gas Unit G-3-272228 | Sanchez Oil & Gas Corporation | Trull (8900) | Matagorda | 1 | 37K | 353K | Dec 2013 – Jul 2016 |
| Highlander Gas Unit 1 G-3-173991 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11560) | Harris | 1 | 29.9K | 6.63M | Mar 1999 – Apr 2004 |
| Coates G-4-139763 | Sanchez Oil & Gas Corporation | McAllen Ranch (Vicksburg N) | Hidalgo | 1 | 29.4K | 2.17M | Jan 1993 – Nov 1997 |
| Witten, J. W. Unit G-3-204351 | Sanchez Oil & Gas Corporation | Highlands (8000) | Harris | 1 | 29.3K | 724K | Jun 2004 – Nov 2006 |
| Myatt Minerals O-3-26502 | Sanchez Oil & Gas Corporation | Northern Ranch (Cornelius Sand) | Matagorda | 1 | 26.3K | 9.18K | Apr 2014 – Jan 2016 |
| Highlander Gas Unit 2 G-3-184846 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11330) | Harris | 1 | 20.6K | 3.9M | Jul 2001 – Aug 2003 |
| Sling G-4-230280 | Sanchez Oil & Gas Corporation | Seven Sisters,w.(wilcox 1,N.) | Duval | 1 | 20.2K | 1.13M | Aug 2007 – May 2009 |
| Highlander Gas Unit 2 G-3-202076 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11100) | Harris | 1 | 19.3K | 1.98M | Dec 2003 – Dec 2006 |
| Sling G-4-243741 | Sanchez Oil & Gas Corporation | Seven Sisters,w.(wilcox 1,N.) | Duval | 1 | 16.8K | 817K | Nov 2008 – Feb 2012 |
| Treybig Gas Unit G-3-243718 | Sanchez Oil & Gas Corporation | Blue Basin (6100) | Wharton | 1 | 15.7K | 1.99M | Oct 2008 – Oct 2010 |
| Barrera-Leyendecker Gas Unit 1 G-4-133571 | Sanchez Oil & Gas Corporation | Leyendecker (6900) | Webb | 1 | 13.4K | 1.07M | Jan 1993 – Aug 1998 |
| Peters Estate O-4-10595 | Sanchez Oil & Gas Corporation | Lopez | Duval | 1 | 8.61K | 37 | Jan 1993 – Feb 1999 |
| Kenedy, John G., Jr. G-4-246196 | Sanchez Oil & Gas Corporation | Pesadizo, N. W. (Frio LWR) | Kenedy | 1 | 6.42K | 1.68M | Dec 2008 – Nov 2011 |
| Peters a 2021 G-4-237508 | Sanchez Oil & Gas Corporation | West Tiger (Wilcox Cons.) | Duval | 1 | 5.37K | 310K | Apr 2008 – Apr 2012 |
| Highlander Gas Unit 4 G-3-233346 | Sanchez Oil & Gas Corporation | De Zavala (Yegua 11100) | Harris | 1 | 4.21K | 47.2K | Oct 2007 – Jan 2008 |
| Billings O-4-13793 | Sanchez Oil & Gas Corporation | Lopez, North (Lopez) | Webb | 3 | 3.68K | 0 | May 2013 – Dec 2015 |
| Kenedy, John G., Jr. G-4-249871 | Sanchez Oil & Gas Corporation | Los Gatos Salvajes (Frio) | Kenedy | 1 | 3.19K | 158K | Dec 2008 – Oct 2012 |
| Barrera-Leyendecker G/U 2 G-4-136482 | Sanchez Oil & Gas Corporation | Barrera (Lobo 6) | Webb | 1 | 2.91K | 890K | Jan 1993 – Dec 1998 |
| Peters a 2021 G-4-242017 | Sanchez Oil & Gas Corporation | West Tiger (Wilcox Cons.) | Duval | 1 | 2.23K | 500K | Jul 2008 – Sep 2013 |
| Rio Farms A-75 G-4-235117 | Sanchez Oil & Gas Corporation | Hargill (Frio Cons.) | Hidalgo | 1 | 2.14K | 1.15M | Jan 2008 – Sep 2008 |
| Woodbury O-1-16542 | Sanchez Oil & Gas Corporation | Briscoe Ranch (Eagleford) | Zavala | 1 | 1.86K | 364 | Dec 2012 – Jul 2013 |
| Welder Heirs O-4-13921 | Sanchez Oil & Gas Corporation | Seven Sisters | Duval | 2 | 1.68K | 0 | Feb 2015 – Jul 2016 |
| BP America A-1726 G-4-234023 | Sanchez Oil & Gas Corporation | West Tiger (Wilcox Cons.) | Duval | 1 | 1.25K | 675K | Dec 2007 – May 2012 |
| Cuellar 123 G-4-167439 | Sanchez Oil & Gas Corporation | SVD (Yegua E) | Duval | 1 | 1.23K | 744K | Jan 1998 – Feb 2000 |
| Leyendecker G-4-157825 | Sanchez Oil & Gas Corporation | Barrera (Lobo 6) | Webb | 1 | 1.08K | 186K | Jan 1996 – May 1998 |
| BP America A-1726 G-4-234808 | Sanchez Oil & Gas Corporation | West Tiger (Wilcox Cons.) | Duval | 1 | 948 | 126K | Dec 2007 – Mar 2010 |
| BP America A-1726 G-4-233144 | Sanchez Oil & Gas Corporation | West Tiger (Wilcox Cons.) | Duval | 1 | 922 | 917K | Nov 2007 – Apr 2012 |
| Wpog State GU G-4-166577 | Sanchez Oil & Gas Corporation | White Point, East (6740) | San Patricio | 1 | 766 | 11K | Sep 1997 – Nov 1997 |
| Cuellar 123 G-4-172714 | Sanchez Oil & Gas Corporation | SVD (Yegua D) | Duval | 1 | 637 | 358K | Mar 1999 – May 2000 |
| Livers Unit G-3-235540 | Sanchez Oil & Gas Corporation | Collegeport (8A) | Matagorda | 1 | 318 | 170K | Apr 2008 – Sep 2012 |
| Worthen O-3-23930 | Sanchez Oil & Gas Corporation | Sralla Road (Jackson, W.) | Harris | 1 | 278 | 1.82K | Feb 2000 – Jul 2000 |
| Cuellar 123 G-4-169626 | Sanchez Oil & Gas Corporation | SVD (Yegua E) | Duval | 1 | 264 | 163K | Jul 1998 – May 1999 |
| Cuellar 123 G-4-174057 | Sanchez Oil & Gas Corporation | SVD (Yegua C) | Duval | 1 | 241 | 461K | Mar 1999 – Jan 2001 |
| Rio Farms A-75 G-4-241520 | Sanchez Oil & Gas Corporation | Hargill (Frio Cons.) | Hidalgo | 1 | 238 | 211K | Mar 2008 – Aug 2009 |
| Cuellar 123 G-4-171082 | Sanchez Oil & Gas Corporation | SVD (Yegua F) | Duval | 1 | 180 | 62K | Nov 1998 – Mar 1999 |
| Cuellar 123 G-4-174371 | Sanchez Oil & Gas Corporation | SVD (Yegua E) | Duval | 1 | 160 | 258K | Aug 1999 – Jun 2000 |
| Leyendecker G-4-157344 | Sanchez Oil & Gas Corporation | Leyendecker (6900) | Webb | 1 | 150 | 15.3K | Jan 1996 – May 1996 |
| Treybig G-3-263167 | Sanchez Oil & Gas Corporation | Wildcat | Wharton | 1 | 79 | 87 | Dec 2010 – Dec 2010 |
| Cuellar 123 G-4-176401 | Sanchez Oil & Gas Corporation | SVD (Yegua C) | Duval | 1 | 12 | 51.5K | Jan 2000 – Jul 2001 |
| Benavides Trust G-4-165751 | Sanchez Oil & Gas Corporation | Roleta (Wilcox Consolidated) | Zapata | 1 | 8 | 90.9K | Nov 1997 – Sep 1998 |
| Jacob Gas Unit G-2-194646 | Sanchez Oil & Gas Corporation | Wildcat | Goliad | 1 | 5 | 0 | Nov 2002 – May 2003 |
| Chesshir Unit G-2-234704 | Sanchez Oil & Gas Corporation | Anaqua (2650) | Victoria | 1 | 2 | 19.5K | Feb 2008 – Mar 2008 |
| Welder Heirs O-4-13979 | Sanchez Oil & Gas Corporation | Seven Sisters (1750 Cole) | Duval | 3 | 0 | 0 | — |
| Hammond, Ada Heirs G-1-229628 | Sanchez Oil & Gas Corporation | Hammond (Olmos Sand) | Zavala | 1 | 0 | 62.7K | Jul 2007 – Apr 2009 |
| Buentello G-2-234710 | Sanchez Oil & Gas Corporation | Anaqua (2650) | Victoria | 1 | 0 | 80.7K | Feb 2008 – Sep 2008 |