| State Tract 690/746 & 750 GU G-4-260767 | Tule Lake (Frio Consolidated) | Nueces | 1 | 523K | 2.64M | Mar 2011 – Apr 2026 |
| Nueces Bay State Tract 688 G-4-242306 | Nueces Bay Deep Consolidated | San Patricio | 1 | 427K | 13.2M | Aug 2008 – Apr 2026 |
| State Tract 750/750A GU G-4-232522 | Tule Lake (Frio Consolidated) | Nueces | 1 | 319K | 3.4M | Nov 2007 – Apr 2026 |
| Elick G-4-270167 | Midway, East (Frio Cons.) | San Patricio | 1 | 267K | 8.03M | Apr 2013 – Apr 2026 |
| State Tract 746A/750A GU G-4-260038 | Tule Lake (Frio Consolidated) | Nueces | 1 | 258K | 1.41M | Nov 2010 – Apr 2026 |
| State Tract 692 et al Unit G-4-251663 | Nueces Bay Deep Consolidated | San Patricio | 1 | 211K | 5.16M | Jul 2009 – Apr 2026 |
| Hopkins G-3-275913 | Sublime (8950) | Colorado | 1 | 199K | 4.77M | Sep 2014 – Apr 2026 |
| Highwire G-3-247730 | Coconut (Anomalina 4) | Matagorda | 1 | 194K | 1.83M | Feb 2009 – Apr 2026 |
| State Tract 690/746&750 GU G-4-248014 | Nueces Bay Deep Consolidated | San Patricio | 1 | 188K | 5.26M | Nov 2008 – Apr 2026 |
| McDowell G-3-279190 | Glasscock (Wilcox 11,200) | Colorado | 1 | 184K | 5.6M | Oct 2014 – Apr 2026 |
| State Tract 976 G-4-226860 | White Point, East (Consolidated) | San Patricio | 1 | 168K | 1.97M | Mar 2007 – Apr 2026 |
| Guerra "C" G-4-208857 | La Reforma Deep | Hidalgo | 1 | 152K | 6.45M | Jan 2005 – Apr 2026 |
| Guerra "C" G-4-191689 | La Reforma Deep | Hidalgo | 1 | 144K | 12.2M | Oct 2002 – Apr 2026 |
| Cockburn Deep Frio Unit No. 1 G-3-237668 | Magnet Withers (Frio Cons.) | Wharton | 1 | 141K | 225K | Dec 2007 – Apr 2026 |
| Guerra "D" G-4-224416 | La Reforma Deep | Hidalgo | 1 | 133K | 3.4M | Jan 2007 – Apr 2026 |
| BP America GU G-4-225390 | White Point, East (Consolidated) | San Patricio | 1 | 131K | 2.64M | Nov 2006 – Apr 2026 |
| State Tract 690/746 & 750 GU G-4-275285 | Tule Lake (Frio Consolidated) | Nueces | 1 | 106K | 1.05M | May 2014 – Apr 2026 |
| State Tract 706 GU G-4-270130 | Nueces Bay (12150) | Nueces | 1 | 99.9K | 580K | Feb 2013 – Apr 2026 |
| State Tract 750/750A GU G-4-261702 | Tule Lake (Frio Consolidated) | Nueces | 1 | 96.4K | 439K | Apr 2011 – Apr 2026 |
| Kellogg Gas Unit G-4-178147 | White Point, East (Consolidated) | San Patricio | 1 | 92.9K | 2.16M | Jul 2000 – Apr 2026 |
| Grace G-3-260234 | Coconut (Anomalina 3) | Matagorda | 1 | 75.1K | 3.78M | Jan 2011 – Apr 2026 |
| Kelly Airport GU G-4-208865 | Corpus Christi, W (Consolidated) | Nueces | 1 | 69.3K | 1.37M | Aug 2004 – Apr 2026 |
| Guerra, A. -D- G-4-209825 | La Reforma Deep | Starr | 1 | 67.4K | 1.83M | Nov 2004 – Apr 2026 |
| Guerra, A. "B" G-4-168484 | La Reforma Deep | Hidalgo | 1 | 57.6K | 16.2M | Jan 1998 – Apr 2026 |
| Guerra "D" G-4-203597 | La Reforma Deep | Starr | 1 | 56.9K | 3.2M | Jun 2004 – Apr 2026 |
| Emily Langham "A" G-3-241771 | Urbana (Wilcox Consolidated) | San Jacinto | 1 | 54.9K | 1.82M | Jun 2008 – Apr 2026 |
| Hill G-4-241683 | Cowboy, W. (9100) | Starr | 1 | 50.6K | 4.58M | Jul 2008 – Apr 2026 |
| Guerra "D" G-4-208883 | La Reforma Deep | Starr | 1 | 49.5K | 2.31M | Feb 2005 – Apr 2026 |
| Guerra "D" G-4-215212 | La Reforma Deep | Hidalgo | 1 | 47.9K | 1.88M | Nov 2005 – Apr 2026 |
| Langham, Emily "A" G-3-231489 | Urbana (Wilcox Consolidated) | San Jacinto | 1 | 46.3K | 1.36M | May 2007 – Apr 2026 |
| Threadgill G-3-279216 | Kings Court (Y-4) | Newton | 1 | 45.4K | 1.99M | Jan 2015 – Apr 2026 |
| Guerra -B- G-4-197297 | La Reforma Deep | Hidalgo | 1 | 45.3K | 5.63M | Jul 2003 – Apr 2026 |
| Guerra, F.B., Estate -B- G-4-131964 | La Reforma (O) | Starr | 1 | 42.5K | 569K | Jan 1993 – Apr 2026 |
| Kellogg GU G-4-171788 | White Point, East (Consolidated) | San Patricio | 1 | 39.3K | 1.97M | Nov 1998 – Apr 2026 |
| Cole GU G-4-209889 | White Point, East (Moore) | San Patricio | 1 | 38.9K | 700K | May 2005 – Apr 2026 |
| Hill G-4-243686 | Cowboy, W. (9100) | Starr | 1 | 37.2K | 3.18M | Dec 2008 – Apr 2026 |
| Guerra "D" G-4-221280 | La Reforma Deep | Hidalgo | 1 | 37K | 1.67M | Jun 2006 – Apr 2026 |
| Langham, Emily "A" G-3-230078 | Urbana (Wilcox Consolidated) | San Jacinto | 1 | 30.8K | 1.84M | May 2007 – Apr 2026 |
| Emily Langham A G-3-264830 | Urbana (Wilcox Consolidated) | San Jacinto | 1 | 29.4K | 672K | Sep 2011 – Apr 2026 |
| Guerra "D" G-4-224323 | La Reforma Deep | Hidalgo | 1 | 26.9K | 1.13M | Sep 2006 – Apr 2026 |
| Cleopatra G-4-235203 | CD Nabors (Vicksburg) | Starr | 1 | 22.9K | 3.63M | Oct 2006 – Apr 2026 |
| Guerra, F. B. "B" G-4-269341 | La Reforma (F) | Starr | 1 | 22.2K | 1.2M | Dec 2012 – Apr 2026 |
| Guerra "D" G-4-231165 | La Reforma Deep | Starr | 1 | 21.5K | 922K | Sep 2007 – Apr 2026 |
| Tyler Ranch G-1-257603 | A.W.P. (Olmos) | McMullen | 1 | 20.1K | 741K | Jul 2010 – Apr 2026 |
| Guerra "C" G-4-202284 | La Reforma Deep | Hidalgo | 1 | 19.6K | 1.67M | May 2004 – Apr 2026 |
| McKamey G-4-257175 | Midway, South (Consolidated) | San Patricio | 1 | 18.1K | 555K | Jul 2010 – Apr 2026 |
| Peal Ranch G-4-201226 | Makenzie (Wilcox) | Duval | 1 | 17.3K | 1.22M | Jan 2004 – Apr 2026 |
| Peal Ranch G-4-201324 | Lopez, SE. (Consolidated) | Duval | 1 | 15.9K | 2.05M | Apr 2004 – Apr 2026 |
| Peal, J B G-4-210368 | Lopez, SE. (Consolidated) | Duval | 1 | 13.5K | 1.68M | Jun 2005 – Apr 2026 |
| Peal Ranch G-4-223235 | Lopez, SE. (Consolidated) | Duval | 1 | 10.7K | 1.47M | Oct 2006 – Apr 2026 |