| Mahalitc G-3-172184 | Matthew (Yegua 6300) | Colorado | 1 | 15.8K | 1.39M | Mar 1999 – May 2013 |
| Cedar Lakes G-3-234776 | Cowtrap (Miocene 6350) | Matagorda | 1 | 0 | 1.76M | Feb 2008 – Nov 2012 |
| Brown G-2-255897 | Koenig (10,850) | De Witt | 1 | 14.7K | 361K | Apr 2009 – Sep 2012 |
| Cedar Lakes G-3-234777 | Cowtrap (Miocene 6250) | Matagorda | 1 | 0 | 998K | Feb 2008 – Oct 2010 |
| Brown G-2-236101 | Koenig, North (Wilcox Migura) | De Witt | 1 | 504 | 62.5K | Apr 2008 – Feb 2009 |
| Friar, A. G-2-48737 | Friar Ranch (Wilcox 10,700) | De Witt | 1 | 18K | 623K | Jan 1993 – Nov 2008 |
| Cedar Lakes G-3-171285 | Cowtrap (Miocene 6050) | Matagorda | 1 | 0 | 2.19M | Nov 1998 – May 2006 |
| Goff G-2-202580 | Elbert Goff (3700) | Jackson | 1 | 0 | 52.8K | Jan 2004 – Mar 2006 |
| Goff, E.G. G-2-146232 | Elbert Goff (Frio 3980) | Jackson | 1 | 66 | 678K | Jul 1993 – Nov 2005 |
| Brinkoeter G-2-164730 | Hordes Creek, East (Luling) | Goliad | 1 | 6K | 298K | Sep 1997 – Oct 2005 |
| Jansky-McNeil G-2-195864 | Morales, N. (9250) | Jackson | 1 | 3.73K | 120K | Jun 2003 – May 2005 |
| Ploeger, Dorothy G-2-202582 | Morales, North (2540) | Jackson | 1 | 0 | 55.7K | Jan 2004 – Nov 2004 |
| Brinkoeter G-2-155487 | Hordes Creek, East (8450) | Goliad | 1 | 33.2K | 1.88M | Jun 1995 – Sep 2004 |
| Goff, E. G. Trust G-2-156607 | Elbert Goff (Frio 4230) | Jackson | 1 | 0 | 823K | Dec 1995 – Dec 2003 |
| Goff G-2-154260 | Elbert Goff (Frio 4230) | Jackson | 1 | 0 | 472K | Apr 1995 – Dec 2003 |
| Koenig-Ploeger G-2-195862 | Foss-Brown (Wilcox) | Jackson | 1 | 676 | 9.6K | May 2003 – Oct 2003 |
| Klein G-3-178393 | Clodine, West (4360) | Fort Bend | 1 | 0 | 220K | Jul 2000 – Aug 2003 |
| Duncan G-3-182310 | Spanish Camp, W. (3950 Frio) | Wharton | 1 | 0 | 70.6K | Mar 2001 – Dec 2002 |
| Duncan G-3-180581 | Spanish Camp, W. (3950 Frio) | Wharton | 1 | 1 | 108K | Nov 2000 – Aug 2002 |
| Fgmc G-3-160800 | Clodine, West (5300) | Fort Bend | 1 | 5.73K | 278K | Nov 1996 – Jul 2002 |
| Duncan, G. C. Jr. et Al G-3-178899 | Spanish Camp, South (4000 Frio) | Wharton | 1 | 0 | 78.2K | Aug 2000 – Jun 2002 |
| Cedar Lakes G-3-171286 | Cowtrap (Miocene 5880) | Matagorda | 1 | 0 | 771K | Nov 1998 – Mar 2001 |
| Klein G-3-173294 | Clodine, West (4360) | Fort Bend | 1 | 0 | 34.1K | Apr 1999 – Oct 2000 |
| Duncan, G. C. Jr. et Al G-3-175536 | Spanish Camp (Yegua 7200) | Wharton | 1 | 0 | 49.1K | Oct 1999 – Aug 2000 |
| Goff Mineral Trust G-2-139813 | Elbert Goff (4000 Frio) | Jackson | 1 | 0 | 82.9K | Jan 1993 – Jun 2000 |
| Duncan G-3-172613 | Egypt (Frio 4700) | Wharton | 1 | 0 | 77.4K | Mar 1999 – Jun 2000 |
| Bozka G-2-150602 | Bozka (2700 Frio Sand) | Lavaca | 1 | 8 | 105K | Jul 1994 – Jul 1999 |
| Nations Bank G-2-149527 | Bozka (1600) | Lavaca | 1 | 0 | 179K | Mar 1994 – Jul 1999 |
| Duncan-Hamill G-3-171616 | Spanish Camp (Yegua 7200) | Wharton | 1 | 129 | 38.1K | Jan 1999 – Jun 1999 |
| Klein G-3-134057 | Clodine, West (5300) | Fort Bend | 1 | 19.8K | 1.02M | Jan 1993 – Apr 1999 |
| Mahalitc G-3-157653 | Matthews (Yegua 6600) | Colorado | 1 | 2.37K | 232K | Feb 1996 – Feb 1999 |
| Duncan-Hamill G-3-170249 | Egypt (Cook MTN) | Wharton | 1 | 58 | 2.98K | Aug 1998 – Nov 1998 |
| Vincent Gas Unit G-3-160776 | Devil (Discorbis) | Jefferson | 1 | 3.85K | 479K | Oct 1996 – Oct 1998 |
| Cedar Lakes G-3-129329 | Cowtrap (Miocene 6100) | Matagorda | 1 | 0 | 978K | Jan 1996 – Oct 1998 |
| Heim G-3-167712 | Chenango (8950 Sd.) | Brazoria | 1 | 1 | 36.1K | Apr 1998 – Aug 1998 |
| Ducroz, James L. Gas Unit G-3-141165 | Cowtrap (Miocene 5530) | Brazoria | 1 | 0 | 27.3K | May 1994 – May 1998 |
| Heim G-3-141370 | Chenango (9500) | Brazoria | 1 | 8.96K | 588K | Jan 1993 – Mar 1998 |
| Ducroz, James L. Gas Unit G-3-133754 | Cowtrap (Miocene 6200) | Brazoria | 1 | 0 | 2.61M | Jan 1993 – Dec 1997 |
| Brinkhoeter G-2-144219 | Hordes Creek, East (8450) | Goliad | 1 | 26.9K | 1.08M | Jan 1993 – Sep 1997 |
| Brinkoeter G-2-155425 | Hordes Creek, East (Massive, LO) | Goliad | 1 | 419 | 110K | Mar 1995 – Sep 1997 |
| Pacific Enterprises G-3-163365 | Danbury Dome | Brazoria | 1 | 0 | 627 | May 1997 – May 1997 |
| Arco Fee "F" G-3-152681 | Fisher (Wilcox 10,400) | Tyler | 1 | 12.7K | 95.4K | Aug 1994 – Aug 1996 |
| Fgmc G-3-131005 | Clodine, West (5300) | Fort Bend | 1 | 4.98K | 254K | Jan 1993 – Aug 1996 |
| Chenango Limited et al Gas Unit G-3-85796 | Chenango, West (8050) | Brazoria | 1 | 325 | 47.7K | Jan 1993 – Jun 1996 |
| Walker-Vieman Gas Unit G-3-126417 | Bell Lake (9800) | Brazoria | 1 | 813 | 279K | Jan 1993 – May 1996 |
| Mahalitc G-3-132919 | Matthews (Yegua 6900) | Colorado | 1 | 3.59K | 365K | Jan 1993 – Jan 1996 |
| Cedar Lakes G-3-141126 | Cowtrap (Miocene 6200) | Matagorda | 1 | 0 | 1.47M | Jan 1993 – Dec 1995 |
| Goff, E.G. G-2-146233 | Elbert Goff (Frio 4230) | Jackson | 1 | 1 | 124K | Jul 1993 – Dec 1994 |
| Powell G-2-145260 | Hordes Creek (Mackhank) | Goliad | 1 | 2.21K | 112K | Apr 1993 – Oct 1994 |
| Cedar Lakes G-3-141169 | Cowtrap (Miocene 5900) | Matagorda | 1 | 0 | 514K | Jan 1993 – Sep 1994 |