| Flying G Ranch G-1-267453 | Indio Tanks (Pearsall) | Dimmit | 1 | 499 | 583K | Oct 2011 – Jan 2019 |
| RBR G-1-281040 | Thirteen, East (3470 Olmos) | Dimmit | 1 | 7.38K | 16.2K | Jun 2016 – Apr 2018 |
| RBR G-1-282837 | Thirteen, East (3470 Olmos) | Dimmit | 1 | 1.34K | 21.7K | May 2017 – Mar 2018 |
| Ten F Partners G-1-257619 | Griselda (Olmos 3518) | Dimmit | 1 | 8.34K | 273K | May 2010 – Oct 2015 |
| Ten F Partners G-1-251858 | Hunnicutt (Olmos 3400) | Dimmit | 1 | 763 | 428K | Aug 2009 – Apr 2013 |
| Ramsey State Prison Farm-B G-3-180651 | Lochridge (Miocene C-1) | Brazoria | 1 | 0 | 1.4M | Dec 2000 – Dec 2012 |
| Kothmann G-1-222698 | Rocky Creek (Georgetown) | Dimmit | 1 | 387 | 84K | Jun 2006 – Apr 2011 |
| Block 75 Unit G-2-182040 | Clayton (Block 72 Sd.) | Live Oak | 1 | 15.2K | 874K | Feb 2001 – Oct 2010 |
| Bray G-1-230127 | Pena Creek (Olmos 2400) | Dimmit | 1 | 189 | 45.3K | Oct 2006 – Oct 2008 |
| Block 75 Unit G-2-182271 | Clayton (Wilcox 7720) | Live Oak | 1 | 19K | 1.21M | Jan 2001 – Jul 2008 |
| Speer G-1-211756 | Pena Creek (Georgetown) | Dimmit | 1 | 893 | 91.3K | May 2005 – Sep 2006 |
| Frost National Bank Unit G-1-188813 | Pearsall (Austin Chalk) | Zavala | 1 | 0 | 18.2K | May 2002 – Jul 2005 |
| Hitchcock Unit G-3-173767 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 876 | 19.6K | Jul 1999 – Jun 2003 |
| Block 75 Unit G-2-147639 | Clayton (Block 85 SD) | Live Oak | 1 | 11.9K | 915K | Nov 1993 – Jan 2001 |
| Block 75 Unit G-2-175664 | Clayton (Block 85 SD) | Live Oak | 1 | 689 | 42.6K | Nov 1999 – Jan 2001 |
| Ramsey State Prison Farm -B- G-3-76003 | Lochridge (Miocene B-2) | Brazoria | 1 | 3 | 265K | Jan 1993 – Apr 2000 |
| Block 75 Unit G-2-133093 | Clayton (Block 86 SD) | Live Oak | 1 | 7.66K | 755K | Jan 1993 – Oct 1999 |
| Urbanosky Unit G-3-102392 | Big -a- Taylor | Burleson | 1 | 226 | 51.7K | Jan 1993 – Sep 1999 |
| Freeman Unit G-3-103886 | Big -a- Taylor | Burleson | 1 | 130 | 40.4K | Jan 1993 – Sep 1999 |
| Sobotik, J. et al Unit A G-3-172397 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 290 | Mar 1999 – Jun 1999 |
| Burleson Federal G-3-101600 | Big -a- Taylor | Burleson | 1 | 32 | 16K | Jan 1993 – Feb 1999 |
| Brock G-3-102400 | Big -a- Taylor | Burleson | 1 | 867 | 270K | Jan 1993 – Dec 1998 |
| Block 75 Unit G-2-136265 | Clayton (Block 86 SD) | Live Oak | 1 | 4.6K | 232K | Jan 1993 – Sep 1998 |
| Edgar Unit G-3-104476 | Giddings (Edwards, Gas) | Fayette | 1 | 2.06K | 48K | Jan 1993 – Nov 1996 |
| South Texas Syndicate G-1-150341 | Washburn Ranch, W. (Wx. 5060) | La Salle | 1 | 1.42K | 202K | Jul 1994 – Feb 1996 |
| South Texas Syndicate G-1-151726 | Washburn Ranch (Wilcox 5340 SD) | La Salle | 1 | 1.13K | 105K | Oct 1994 – Feb 1996 |
| McRae, Hamilton G-11-118523 | McRae, S. (San Andres) | Gaines | 1 | 0 | 158K | Jan 1993 – Aug 1995 |
| Sealy & Smith "33" G-10-152067 | Monahans, E. (Penn., Lo.) | Winkler | 1 | 74 | 11.7K | Nov 1994 – Jul 1995 |
| South Texas Syndicate G-1-154481 | Washburn Ranch, West (4800) | La Salle | 1 | 0 | 5.19K | May 1995 – Jul 1995 |
| South Texas Syndicate G-1-151727 | Washburn Ranch, W. (Wx. 5140) | La Salle | 1 | 49 | 20.2K | Oct 1994 – Apr 1995 |
| Sealy & Smith "33-A" G-10-126109 | Monahans, E. (Penn., Lo.) | Winkler | 1 | 5 | 12.6K | Jan 1993 – Sep 1994 |
| Harris G-3-101648 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 61 | 645 | Jan 1993 – Apr 1994 |
| Karisch Unit G-3-131953 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 78 | 2.37K | Jan 1993 – Jan 1994 |
| Brock G-3-100566 | Big -a- Taylor | Burleson | 1 | 0 | 8.85K | Jan 1993 – Aug 1993 |
| Brock G-3-99739 | Big -a- Taylor | Burleson | 1 | 0 | 7.52K | Jan 1993 – Aug 1993 |
| Sealy Smith 68-A G-10-121623 | Darmer, NE. (Penn) | Winkler | 1 | 0 | 652 | Jan 1993 – May 1993 |
| Ramsey State Prison Farm -B- G-3-130540 | Lochridge (Miocene C-1) | Brazoria | 1 | 0 | 1.82K | Jan 1993 – Mar 1993 |
| Birch Creek -A- G-3-141331 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 0 | — |
| Birch Creek -A- G-3-141329 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 0 | — |
| Cook Unit G-11-79204 | Brumley, East (Yates) | Gaines | 1 | 0 | 0 | — |
| Birch Creek -A- G-3-141333 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 0 | — |
| Ramsey State Prison Farm -B- G-3-6941 | Lochridge (Miocene E-2) | Brazoria | 1 | 0 | 0 | — |
| Birch Creek -A- G-3-141332 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 0 | 0 | — |