| University 12-9 O-10-44810 | Three Bar (Wichita) | Andrews | 1 | 95K | 88.8K | Dec 2013 – Jul 2026 |
| Baggett, J.B. O-1-10501 | Big Wells (San Miguel) | Dimmit | 4 | 44.4K | 46.3K | Jan 1993 – Aug 2017 |
| Santa Cruz G-4-178476 | San Carlos (FF-33) | Hidalgo | 1 | 0 | 0 | Apr 2000 – Jun 2016 |
| Santa Cruz G-4-178759 | San Carlos (FF-39) | Hidalgo | 1 | 0 | 0 | Apr 2000 – Jun 2016 |
| Santa Cruz G-4-177795 | San Carlos (FF-18) | Hidalgo | 1 | 0 | 219K | Apr 2000 – Jun 2016 |
| C.N.G. Gas Unit G-4-142552 | LA Blanca (Frio Consolidated) | Hidalgo | 1 | 0 | 656K | Jan 1993 – Jun 2016 |
| Santa Cruz Farms G-4-229264 | San Carlos (FH-19) | Hidalgo | 1 | 0 | 71.5K | Feb 2007 – Dec 2014 |
| Santa Cruz Farms G-4-229270 | San Carlos (FH-19) | Hidalgo | 1 | 0 | 0 | Mar 2007 – Dec 2014 |
| Santa Cruz Farms G-4-229269 | San Salvador (Consolidated Frio) | Hidalgo | 1 | 0 | 582K | Mar 2007 – Dec 2014 |
| Dillon, Shorty G-4-212257 | Edinburg, E. (Frio 6200) | Hidalgo | 1 | 0 | 379K | May 2005 – Dec 2013 |
| Wysong Unit G-4-13903 | San Carlos (FE-59) | Hidalgo | 1 | 0 | 0 | Jan 1993 – Dec 2013 |
| Wysong Unit G-4-13892 | San Carlos (FD-93) | Hidalgo | 1 | 0 | 413K | Jan 1993 – Dec 2013 |
| Santa Cruz Farms G-4-136574 | San Carlos (FE-14) | Hidalgo | 1 | 0 | 162K | Jan 1993 – Dec 2013 |
| Fee No. 827 Unit G-4-13907 | San Carlos (FE-81) | Hidalgo | 1 | 0 | 0 | Jan 1993 – Dec 2013 |
| Wysong Gas Unit G-4-226645 | San Carlos (FH-19) | Hidalgo | 1 | 0 | 0 | Mar 2007 – Dec 2013 |
| Fee No. 827 Unit G-4-157113 | San Carlos (FD-93) | Hidalgo | 1 | 0 | 579K | Jan 1996 – Dec 2013 |
| Fee 827 Unit G-4-52273 | San Carlos (FE-59 B) | — | 1 | 0 | 23.2K | Jan 1993 – Dec 2013 |
| Fee No. 827 Unit G-4-13886 | San Carlos (FD-93) | — | 1 | 0 | 0 | Jan 1993 – Nov 2013 |
| Chadbourne Ranch O-9-10979 | Fort Chadbourne, West | Coke | 1 | 25.5K | 39K | Jan 1993 – Jun 2013 |
| Rio Properties G-4-212810 | Edinburg, E. (Frio 6200) | Hidalgo | 1 | 0 | 32.2K | Aug 2005 – Jul 2012 |
| Clarissa Rojas Unit G-4-200438 | Edinburg, E. (Frio 6200) | Hidalgo | 1 | 0 | 147K | Feb 2004 – Jul 2012 |
| Santa Cruz Farms G-4-155345 | San Carlos (FE-14) | Hidalgo | 1 | 0 | 1.41M | May 1995 – Jul 2012 |
| Santa Cruz Farms G-4-13912 | San Carlos (FF- 2) | — | 1 | 0 | 4.89K | Jan 1993 – Jul 2011 |
| Santa Cruz Farms G-4-13905 | San Carlos (FE-81) | — | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Garcia G-4-13887 | San Carlos (FD-93) | — | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Fee 827 Unit G-4-35769 | San Carlos (FE-59) | — | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Santa Cruz Farms G-4-13918 | San Carlos (FF-18) | — | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Santa Cruz Farms G-4-13883 | San Carlos (FD-93) | — | 1 | 0 | 0 | Jan 1993 – Jul 2011 |
| Born G-14-83011 | May (Basal Morrow) | Lipscomb | 1 | 0 | 232K | Jan 1993 – Aug 2010 |
| Huck, C.C. O-1-10706 | Big Wells (San Miguel) | Dimmit | 2 | 22.5K | 886 | Jan 1993 – Nov 2009 |
| Jones, E.B. O-1-10448 | Big Wells (San Miguel) | Dimmit | 1 | 28.4K | 20 | Jan 1993 – Oct 2008 |
| Bravenec, Katherine G-3-177240 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 21.4K | Dec 1999 – Mar 2004 |
| Jones "BC" O-11-67360 | Edmonson (San Andres) | Gaines | 1 | 8.43K | 75 | Jan 1995 – Dec 2003 |
| Jones Estate O-11-15590 | Brown (Wichita-Albany) | Gaines | 1 | 18.5K | 3.55K | Jan 1993 – Aug 2003 |
| Smith-Hilsher Unit O-3-21669 | Giddings (Austin Chalk-3) | Fayette | 1 | 20.6K | 283K | Jan 1993 – Sep 2002 |
| Ruffino-Potts Unit 1 O-3-22689 | Giddings (Austin Chalk-3) | Brazos | 1 | 49.3K | 40.3K | Feb 1995 – Jul 2002 |
| Dansby "A" O-3-20160 | Kurten (Buda) | Brazos | 1 | 18.2K | 49 | Jan 1993 – May 2002 |
| Evans O-3-15289 | Stone City (Austin Chalk) | Burleson | 1 | 18.1K | 107K | Jan 1993 – Apr 2002 |
| Butler G-3-154553 | Giddings (Austin Chalk, Gas) | Washington | 1 | 0 | 485K | Sep 1994 – Jul 2000 |
| Millican-Havens Unit G-3-147034 | Giddings (Austin Chalk, Gas) | Brazos | 1 | 0 | 621K | Jul 1993 – Jul 2000 |
| Sebesta-Vinson Unit G-3-143211 | Giddings (Austin Chalk, Gas) | Brazos | 1 | 0 | 1.05M | Jan 1993 – Jul 2000 |
| Gardner "A" O-3-22625 | Giddings (Austin Chalk-3) | Burleson | 1 | 17.6K | 113K | Oct 1994 – Jun 2000 |
| Bravenec, Katherine O-3-20786 | Giddings (Austin Chalk-3) | Burleson | 1 | 12.3K | 213K | Jan 1993 – Jun 2000 |
| Peters O-3-21525 | Giddings (Austin Chalk-3) | Brazos | 2 | 41.7K | 238K | Jan 1993 – May 2000 |
| Garrett-Jones Unit 1 O-3-22420 | Giddings (Austin Chalk-3) | Brazos | 1 | 72.5K | 73.3K | Apr 1994 – Apr 2000 |
| Holmes Unit O-3-22702 | Giddings (Austin Chalk-3) | Lee | 1 | 16.8K | 16.5K | Mar 1995 – Apr 2000 |
| Branny "R" O-3-17929 | Giddings (Austin Chalk-3) | Fayette | 1 | 15.4K | 64.9K | Jan 1993 – Apr 2000 |
| Hilton-Yegua Unit G-3-141258 | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 0 | 212K | Jan 1993 – Apr 2000 |
| Munke-RE Unit O-3-17015 | Giddings (Austin Chalk-3) | Fayette | 1 | 49.9K | 93.5K | Jan 1993 – Mar 2000 |
| Lehmann O-3-22190 | Giddings (Austin Chalk-3) | Lee | 1 | 44.7K | 19.5K | Mar 1993 – Mar 2000 |