| Blacknall, Sally O-4-9163 | Clara Driscoll (6600) | Nueces | 1 | 40K | 3.05K | Jan 1993 – Jul 2026 |
| Taylor, R. E. NCT-1 O-4-504 | Clara Driscoll, South | Nueces | 4 | 34.3K | 21 | Jan 1993 – Jul 2026 |
| Flinn, F. E. - B O-4-11870 | Clara Driscoll, S. (4650 Sand) | Nueces | 1 | 30K | 809 | Jan 1993 – Jul 2026 |
| Shaffer O-4-13579 | Luby ( 5200) | Nueces | 1 | 15.9K | 0 | Dec 2009 – Jul 2026 |
| Russ & Daimwood O-4-13539 | Clara Driscoll, S. (3875) | Nueces | 1 | 11K | 1.41K | Jan 2009 – Jul 2026 |
| Dare-Barlow O-4-10501 | Clara Driscoll, South (6500) | Nueces | 1 | 3.68K | 116 | Jan 1993 – Jul 2026 |
| Russ & Daimwood O-4-13491 | Clara Driscoll, S. (5300 Sand) | Nueces | 1 | 2.91K | 865 | Mar 2008 – Jul 2026 |
| Taylor, R. E. O-4-5489 | Clara Driscoll, S. (5350 FB A) | Nueces | 1 | 1.25K | 93 | Jan 1993 – Jul 2026 |
| Critz, R. O-4-12786 | Agua Dulce, North (6500 Frio) | Nueces | 1 | 526 | 808 | May 1998 – Jul 2026 |
| Albrecht Unit O-4-14083 | Mobil-David (Frio 12,600) | Nueces | 1 | 60 | 0 | May 2018 – Jul 2026 |
| Flinn, F. E. O-4-11816 | Clara Driscoll, S. (5650 FB A) | Nueces | 1 | 23 | 9 | Jan 1993 – Jul 2026 |
| Flinn, F.E. O-4-11341 | Clara Driscoll, S. (5065) | Nueces | 1 | 13 | 5 | Jan 1993 – Jul 2026 |
| Kerlin G-4-71818 | Padre Island (6500) | Cameron | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Freeborn, Sidney et AL G-4-73255 | Amargosa (2700) | Jim Wells | 1 | 0 | 53.7K | Jan 1993 – Jul 2026 |
| Shepherd, B.J. G-4-77735 | Teresa (3110) | Jim Wells | 1 | 0 | 114K | Jan 1993 – Jul 2026 |
| Critz, R. G-4-99581 | Agua-Dulce, North (4800) | Nueces | 1 | 0 | 94.9K | Jan 1993 – Jul 2026 |
| Freeborn G-4-133184 | Amargosa (2750 Frio) | Jim Wells | 1 | 0 | 44.8K | Jan 1993 – Jul 2026 |
| Flinn, F. E. G-4-9960 | Clara Driscoll, South (5000) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kerlin, Gilbert, et al -A- G-4-12410 | Padre Island (6000) | Cameron | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kerlin, Gilbert, et al -A- G-4-12411 | Padre Island (6500) | Cameron | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Ocker, B. G-4-14262 | Shield (Frio D) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Barlow, Ray G-4-22832 | Clara Driscoll, South (2100 Gas) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Flinn, F. E. G-4-33834 | Clara Driscoll, South (5100) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Earhart, Martha G-4-44307 | Amargosa (2700) | — | 1 | 0 | 58.7K | Jan 1993 – Jul 2026 |
| McCann, G. H. G-4-49579 | Luby (10200) | — | 1 | 0 | 138K | Jan 1993 – Jul 2026 |
| McCann, G. H. G-4-49607 | Luby ( 9000) | — | 1 | 0 | 286K | Jan 1993 – Jul 2026 |
| Freeborn, Sidney et. Al. G-4-61059 | Rowena (2370) | — | 1 | 0 | 90.8K | Jan 1993 – Jul 2026 |
| Freeborn, Sidney et AL G-4-71593 | Amargosa (2700) | — | 1 | 0 | 199K | Jan 1993 – Jul 2026 |
| Little, R. C. G-4-159768 | Clara Driscoll, South (7650) | Nueces | 1 | 0 | 441K | Aug 1996 – Jul 2026 |
| Critz G-4-214690 | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 193K | Sep 2005 – Jul 2026 |
| Horne G-4-254089 | London, West (4200) | Nueces | 1 | 0 | 0 | Jan 2008 – Jul 2026 |
| Chapman G-4-281644 | Chapman Ranch (Mid. Frio Cons.) | Nueces | 1 | 0 | 48.1K | Sep 2016 – Jul 2026 |
| Stone G-4-284075 | Agua Dulce | Nueces | 1 | 0 | 44.2K | Feb 2017 – Jul 2026 |
| Taylor, R. E. O-4-6864 | Clara Driscoll, S. (3900) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Flinn, F. E., -B- O-4-7120 | Clara Driscoll, S. (5500 Frio) | Nueces | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Flinn, H. E. O-4-7530 | Clara Driscoll, S. (3900) | Nueces | 2 | 0 | 0 | Jan 1993 – Jul 2026 |
| Huie, R. W. O-4-9385 | Wildcat | Nueces | 2 | 0 | 0 | Jan 1993 – Jul 2026 |
| Taylor, R.E. NCT-1 O-4-11881 | Clara Driscoll, South | Nueces | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Flinn, H.E. O-4-12108 | Clara Driscoll, South (5000) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Johnson SWD O-4-13395 | Turkey Creek (Carbon 3900) | Nueces | 2 | 0 | 0 | Aug 2006 – Jul 2026 |
| McCann O-4-14013 | Luby ( E Sand) | Nueces | 1 | 0 | 0 | Jan 2015 – Jul 2026 |
| Ocker, Bennett G-4-49073 | Shield (7500) | — | 1 | 0 | 0 | Jan 1993 – Feb 2026 |
| Critz G-4-189307 | Agua Dulce (Consolidated Frio) | Nueces | 1 | 0 | 5.9K | Jun 2002 – Nov 2025 |
| Albrecht Unit G-4-277798 | Mobil-David (Frio 12,600) | Nueces | 1 | 0 | 0 | Oct 2013 – Nov 2025 |
| Chapman G-4-196378 | Mobil-David (Anderson) | Nueces | 1 | 0 | 3.73M | Jun 2003 – Nov 2025 |
| Koemel G-4-80662 | Clara Driscoll, South (3600) | Nueces | 1 | 0 | 0 | Jan 1993 – Oct 2025 |
| Flinn, F. E. G-4-72464 | Clara Driscoll, South (3800) | Nueces | 1 | 0 | 0 | Jan 1993 – Oct 2025 |
| Baker, A. J. HRS G-4-95076 | Teresa (3110) | Jim Wells | 1 | 0 | 92K | Jan 1993 – Oct 2025 |
| Barlow, Ray G-4-22831 | Clara Driscoll, South (2050) | — | 1 | 0 | 0 | Jan 1993 – Sep 2025 |
| Flinn, F. E., -B- G-4-44939 | Clara Driscoll, South (4400) | — | 1 | 0 | 0 | Jan 1993 – Sep 2025 |