| Portland Oil Unit "A" O-4-12958 | Portland, W. (F-5) | San Patricio | 1 | 15.2K | 99.1K | May 2000 – Jul 2026 |
| Crum ,m.e.-B- O-10-29965 | Keystone (Holt) | Winkler | 2 | 0 | 0 | Jan 1993 – May 2016 |
| Keystone Holt Unit O-10-20730 | Keystone (Holt) | Winkler | 164 | 6.49M | 13.6M | Jan 1993 – Jan 2016 |
| Baird, W. E. O-10-17812 | Keystone (Clear Fork) | Winkler | 5 | 72.8K | 374K | Jan 1993 – Jan 2016 |
| EL Coyote "C" G-4-170455 | Lopez Ranch (Vksbg F1) | Brooks | 1 | 0 | 19.7K | Aug 1998 – Oct 2015 |
| EL Coyote "C" G-4-171591 | Lopez Ranch (Vksbg. E) | Brooks | 1 | 0 | 2.91M | Sep 1998 – Oct 2015 |
| Walton, J. B. "C" O-10-35067 | Keystone (Holt) | Winkler | 5 | 57.6K | 107K | Aug 1996 – Aug 2015 |
| Neuhaus Unit G-2-175306 | Word, N. (8100) | Lavaca | 1 | 0 | 74.6K | Sep 1999 – Jun 2015 |
| Odaniel, E. T. et AL O-11-19228 | Wescott (Dev.) | Gaines | 2 | 19.2K | 18 | Jan 1993 – Aug 2014 |
| Keystone Cattle Co. O-10-36297 | Keystone (Devonian) | — | 1 | 664 | 1.05K | Mar 2000 – Mar 2014 |
| Pure-Walton G-10-136141 | Keystone (Colby) | Winkler | 1 | 0 | 1.2K | Jan 1993 – Jul 2013 |
| Walton, J. B. -A- O-10-25659 | Keystone (Colby) | Winkler | 2 | 16.6K | 331K | Jan 1993 – Mar 2012 |
| Walton, J. B. -A- G-10-155826 | Keystone (Ellenburger) | Winkler | 1 | 0 | 4.3M | Sep 1995 – Sep 2011 |
| University 39 O-10-40559 | Hutex (Bend) | Andrews | 1 | 3.8K | 4.16K | Sep 2010 – Jun 2011 |
| State Tract 390 G-4-227331 | Redfish Bay, E. (Zone 44) | Nueces | 1 | 0 | 420K | Apr 2006 – Jun 2011 |
| University 39 O-10-37094 | Satellite (Devonian) | Andrews | 1 | 20.5K | 3.46K | Mar 2003 – Apr 2011 |
| Musselman, J. B. G-2-183161 | Wildcat | DE Witt | 1 | 0 | 0 | Dec 2000 – Jan 2011 |
| Portland Gas Unit "A" G-4-172972 | Portland, W. (F-6) | San Patricio | 1 | 0 | 177K | Oct 1998 – Jan 2011 |
| Musselman, J. B. G-2-165288 | Rambler (Wilcox 11,800) | DE Witt | 1 | 0 | 5.4M | Mar 1997 – Jan 2011 |
| Musselman, J. B. G-2-253007 | Friar Ranch, S. (Consolidated) | DE Witt | 1 | 0 | 52K | Jul 2009 – Jan 2011 |
| Portland Gas Unit "A" G-4-173021 | Wildcat | San Patricio | 1 | 0 | 0 | Mar 1999 – Jan 2011 |
| Trinityforce, Inc. G-10-250698 | Wildcat | Pecos | 1 | 0 | 0 | Feb 2009 – Nov 2010 |
| State Tract 25 O-4-13180 | Portland, South (Grimshaw) | San Patricio | 1 | 4.12K | 14.9K | Oct 2002 – Jul 2010 |
| Portland Gas Unit -A- G-4-131051 | Portland W. (F-3) | San Patricio | 1 | 0 | 224K | Jan 1993 – May 2010 |
| Walton, J. B. G-10-120463 | Keystone (Colby) | Winkler | 1 | 0 | 0 | Jan 1993 – Feb 2010 |
| Hill Estate O-10-28968 | Halley, South (Queen Sand) | Winkler | 1 | 22K | 66.4K | Jan 1993 – Jan 2010 |
| George Ranch AU-1 Gas Unit G-3-210201 | Smithers Lake (Yegua, AU-1) | Fort Bend | 1 | 0 | 1.38M | Jun 2005 – Dec 2009 |
| Musselman, J.B. G-2-131018 | Rambler (Wilcox 12,000) | DE Witt | 1 | 0 | 3.38M | Jan 1993 – Oct 2009 |
| Van Deventer Gas Unit G-3-252438 | Wildcat | Liberty | 1 | 0 | 0 | Aug 2009 – Sep 2009 |
| George Ranch G-3-193468 | Smithers Lake (Yegua, AU-1) | Fort Bend | 1 | 0 | 1.98M | Mar 2003 – Aug 2009 |
| George Ranch G-3-192678 | Smithers Lake (Yegua EY-1) | Fort Bend | 1 | 0 | 2.26M | Jan 2003 – Aug 2009 |
| Cable Gas Unit G-4-175268 | Portland, N. (Commonwealth Serie | San Patricio | 1 | 0 | 3.2M | Oct 1999 – Jul 2009 |
| Lips, Barbara "C" (Ecr) G-4-154414 | EL Coyote (Vicksburg E-F Cons.) | Brooks | 1 | 0 | 1.87M | Apr 1995 – Jul 2009 |
| Pure-Walton G-10-136976 | Keystone (Colby) | Winkler | 1 | 0 | 36.2K | Jan 1993 – Jun 2009 |
| Lips, Barbara "C" (Ecr) G-4-153563 | Lopez Ranch (Vksbg F1) | Brooks | 1 | 0 | 3.2M | Jan 1995 – Jun 2009 |
| Talvez O-10-34114 | Keystone (Devonian) | Winkler | 2 | 2.27K | 10.9K | Feb 1994 – Feb 2009 |
| Pure Walton G-10-136703 | Keystone (Ellenburger) | Winkler | 1 | 0 | 820K | Jan 1993 – Jan 2009 |