| Bloomberg, Samuel D. G-4-201083 | Bloomberg (Vicksburg 6000) | Starr | 1 | 0 | 10.1K | Mar 2004 – Jun 2010 |
| Frost National Bank G-4-183721 | Muy Grande (15900 Sand) | Duval | 1 | 0 | 1.39M | Mar 2001 – Jan 2010 |
| Welder Ranch O-4-6824 | Oneil (5500) | San Patricio | 3 | 0 | 1 | Jan 1993 – Aug 2009 |
| Welder Ranch G-4-129720 | O'Neil (3630) | San Patricio | 1 | 0 | 0 | Jan 1993 – Jul 2009 |
| Welder Ranch G-4-129718 | O'Neil (6020) | San Patricio | 1 | 0 | 128K | Jan 1993 – Jul 2009 |
| Welder Ranch G-4-163599 | DST (Miocene 2150) | San Patricio | 1 | 0 | 9.57K | May 1997 – Jul 2009 |
| Welder Ranch G-4-163612 | Oneil (3270) | San Patricio | 1 | 0 | 208K | May 1997 – Jul 2009 |
| Welder, J. F. Heirs "F" G-4-166967 | Angelita New (6280) | San Patricio | 1 | 0 | 455K | Dec 1997 – Jul 2009 |
| Welder Ranch G-4-184372 | Angelita New (Frio) | San Patricio | 1 | 0 | 579K | Aug 2001 – Jul 2009 |
| Welder Ranch G-4-41491 | Oneil (5300) | — | 1 | 0 | 0 | Jan 1993 – Jun 2009 |
| Welder Ranch G-4-165904 | DST (Miocene 2150) | San Patricio | 1 | 0 | 4.52K | Nov 1997 – May 2009 |
| Crook-Sims G-4-212846 | Wildcat | Nueces | 1 | 0 | 0 | Aug 2005 – Aug 2008 |
| Smith, L. C. O-2-8382 | Healey (4720) | Bee | 1 | 24.3K | 0 | Jun 1998 – Mar 2008 |
| Freeze O-2-8353 | Singleton (Pettus) | Bee | 1 | 0 | 0 | Jan 1998 – Mar 2008 |
| Jones, J. N. O-2-8350 | Kar-O-Way (4720) | Live Oak | 2 | 42.5K | 185K | Jul 1997 – Oct 2007 |
| Guerra, A. E. G-4-248032 | Santellana, South (Frio, Vksbg) | Hidalgo | 1 | 0 | 0 | Jun 2007 – Jun 2007 |
| Margo Estate G-4-191897 | Kennard (4200) | Starr | 1 | 0 | 75.9K | Nov 2002 – Dec 2006 |
| Margo Estate G-4-178371 | Garcia (Vicksburg-Flores 5500) | Starr | 1 | 0 | 1.69M | Jan 2000 – Dec 2006 |
| Frost 45 G-4-216714 | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 0 | 0 | Sep 2005 – Oct 2006 |
| Guerra, A. E. G-4-49290 | Santellana, South (S-7) | — | 1 | 0 | 0 | Jan 1993 – Oct 2006 |
| Rutledge G-2-169945 | Virgil (Yegua 5350) | Live Oak | 1 | 0 | 87.8K | May 1998 – Sep 2006 |
| D. Martin Gas Unit G-2-168811 | Singleton (Pettus) | Bee | 1 | 0 | 449K | Apr 1998 – Jul 2006 |
| Morgan, Jessye -A- O-1-3344 | Arnold-Weldon (Wright) | — | 1 | 9.49K | 21 | Jan 1993 – Jun 2006 |
| Wilburn O-2-8354 | Swinney Switch (Hockley, Second) | Live Oak | 1 | 42.8K | 44.8K | Feb 1998 – May 2006 |
| Donoghue O-2-8992 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 224 | 0 | Jul 2005 – May 2006 |
| O'Connor Counts G-2-197002 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 569K | May 2003 – May 2006 |
| Donoghue G-2-195117 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 759K | Mar 2003 – May 2006 |
| G.B.R.A. G-2-177532 | Colletoville Creek (Catah. 2450) | Victoria | 1 | 0 | 290K | Jan 2000 – Jan 2006 |
| Donoghue Gas Unit G-2-201444 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 464K | Jan 2004 – Jan 2006 |
| Hanley-Hicks G-2-218786 | Alkek (Catahoula 2500) | Goliad | 1 | 0 | 7.16K | May 2005 – Dec 2005 |
| Hanley Hicks G-2-199110 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 588K | Aug 2003 – Dec 2005 |
| Lemke, et al G.U. G-2-191802 | Colettoville (1900) | Victoria | 1 | 0 | 208K | May 2001 – Dec 2005 |
| Pantel et AL G-2-181697 | Colletoville Creek (Vicks. 4100) | Victoria | 1 | 0 | 836K | Dec 2000 – Dec 2005 |
| O'Connor Counts G-2-195124 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 570K | Mar 2003 – Dec 2005 |
| Donoghue, W. T. G-2-184127 | LA Bahia, E. (3700) | Goliad | 1 | 0 | 332K | Dec 2000 – Aug 2005 |
| Guerra, A. E. G-4-169858 | Santellana, South (S-7) | Hidalgo | 1 | 0 | 39.5K | Aug 1998 – Jul 2005 |
| Guerra, A. E. G-4-54960 | Santellana, South (S-5) | Hidalgo | 1 | 0 | 475 | Jan 1993 – Jul 2005 |
| Donoghue G-2-192580 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 538K | Nov 2002 – Jul 2005 |
| Guerra, A. E. G-4-170566 | Santellana, South (5450) | Hidalgo | 1 | 0 | 516K | Sep 1998 – Jul 2005 |
| Guerra G-4-207352 | Santellana, South (Frio, Vksbg) | Hidalgo | 1 | 0 | 0 | Jul 2004 – May 2005 |
| Jones, J. N. G-2-175298 | Kar-O-Way (Upper Pettus) | Live Oak | 1 | 0 | 305K | Sep 1999 – May 2005 |
| Margo Est. G-4-173341 | Garcia (2ND Rincon) | Starr | 1 | 0 | 2.81M | Feb 1999 – May 2005 |
| Renfro, Oscie Dobie O-2-3830 | Dinero, West (Hockley FB-B) | — | 1 | 14K | 21 | Jan 1993 – Mar 2005 |
| Smith, L. C. G-2-195129 | Beeville, SW. (Pettus, Lo.) | Bee | 1 | 0 | 21.5K | Mar 2003 – Mar 2005 |
| Freeman, C. N. O-2-8330 | Freeman (Hockley 4145) | Live Oak | 1 | 94.4K | 86.8K | May 1997 – Jan 2005 |
| O'Connor Counts G-2-199109 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 10.7K | Sep 2003 – Dec 2004 |
| Wieland, D. G-2-173806 | Colletoville Creek (Miocene 1860 | Victoria | 1 | 0 | 278K | Apr 1999 – Dec 2004 |
| Freeman G-2-167774 | Freeman (Pettus 4600) | Live Oak | 1 | 0 | 249K | Sep 1997 – Dec 2004 |
| O'Connor Counts G-2-195120 | Oconnor Ranch (Frio Cons.) | Goliad | 1 | 0 | 62K | Mar 2003 – Dec 2004 |
| Schindler, M. G-2-156125 | Alkek, West (Frio 3310) | Goliad | 1 | 0 | 713K | Oct 1995 – Dec 2004 |