| State Tract 331 G-3-167352 | Fieldwood Onshore LLC only | Eagle Bay (Vicksburg) | Galveston | 1 | 6.42M | 53.7M | Dec 1997 – Dec 2004 |
| State Tract 330 G-3-172660 | Transtexas Gas Corporation only | Eagle Bay (Vicksburg) | Galveston | 1 | 1.82M | 23.2M | Feb 1999 – Sep 2001 |
| State Tract 331 G-3-207398 | Fieldwood Onshore LLC only | Eagle Bay (Vicksburg) | Galveston | 1 | 1.71M | 5.44M | Dec 2004 – Jun 2014 |
| State Tract 331 G-3-191681 | Talos QN Exploration LLC only | Eagle Bay (Vicksburg) | Galveston | 1 | 811K | 19.4M | Nov 2002 – May 2014 |
| State Tract 352 G-3-170229 | Transtexas Gas Corporation only | Eagle Bay (Vicksburg 15750) | Galveston | 1 | 627K | 4.59M | Jun 1998 – Jul 2000 |
| State Tract 331 G-3-183756 | Fieldwood Onshore LLC only | Eagle Bay (Vicksburg) | Galveston | 1 | 595K | 3.75M | May 2001 – Jan 2009 |
| State Tract 331 G-3-188919 | Talos QN Exploration LLC only | Eagle Bay (Vicksburg 15750) | Galveston | 1 | 566K | 3.05M | Mar 2002 – Dec 2012 |
| State Tract 690/746 & 750 GU G-4-260767 | Orx Resources, L.L.C. only | Tule Lake (Frio Consolidated) | Nueces | 1 | 523K | 2.64M | Mar 2011 – Apr 2026 |
| State Tract 29 G-3-259671 | Ballard Exploration Company,inc. only | Pleasure Island (Hackberry 2) | Jefferson | 1 | 458K | 4.14M | Aug 2010 – Apr 2018 |
| State Tract 904 Gas Unit G-4-197955 | TR Offshore, LLC only | G.O.M. St-904 (Frio 1-A) | Mustang IS-SB | 1 | 449K | 5.89M | Nov 2003 – Dec 2025 |
| State Tract 29 G-3-269162 | Ballard Exploration Company,inc. only | Pleasure Island (Hackberry 2) | Jefferson | 1 | 428K | 4.24M | Jun 2012 – Mar 2026 |
| Nueces Bay State Tract 688 G-4-242306 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 427K | 13.2M | Aug 2008 – Apr 2026 |
| State Tract 30 G-3-234170 | Rosetta Resources Operating LP only | Pleasure Island (Hackberry) | Jefferson | 1 | 417K | 9.29M | Nov 2007 – Feb 2010 |
| State Tract 330 Gas Unit G-3-234082 | Fieldwood Onshore LLC only | Eagle Bay (Vicksburg) | Galveston | 1 | 413K | 6.8M | Jun 2007 – Nov 2011 |
| State Tract 251 Unit G-3-185396 | Davis Petroleum Corp. only | Vinceburg (Boxcar) | Chambers | 1 | 383K | 7.67M | Jan 2001 – Feb 2012 |
| State Tract 12 G-4-139670 | TR Offshore, LLC only | Mesquite Bay (Frio G-1) | Aransas | 1 | 379K | 7.95M | Jan 1993 – May 2025 |
| State Tract 898-S G-4-219267 | White Marlin Operating Co, LLC only | MU Block 898 (6000 Stringer) | Mustang IS-SB | 1 | 369K | 12.7M | Jun 2006 – Sep 2025 |
| State Tract 13 G-4-164854 | TR Offshore, LLC only | Mesquite Bay (Frio MF-1) | Aransas | 1 | 357K | 3M | Oct 1996 – May 2025 |
| State Tract 29 G-3-223735 | Ballard Exploration Company,inc. only | Pleasure Island (Hackberry) | Jefferson | 1 | 342K | 8M | May 2006 – May 2012 |
| State Tract 750/750A GU G-4-232522 | Orx Resources, L.L.C. only | Tule Lake (Frio Consolidated) | Nueces | 1 | 319K | 3.4M | Nov 2007 – Apr 2026 |
| State Tract 24-L S/2 SW/4 G-3-230456 | W&T Offshore, Inc. only | High Island BLK 24L (LJ) | High IS-LB | 1 | 319K | 53.8M | Nov 2006 – Aug 2024 |
| State Tract 9 G-4-147170 | TR Offshore, LLC only | Mesquite Bay (Frio G-1) | Aransas | 1 | 289K | 5.16M | Oct 1993 – May 2025 |
| State Tract 331 G-3-168876 | Transtexas Gas Corporation only | Eagle Bay (Vicksburg) | Galveston | 1 | 279K | 854K | Mar 1998 – Mar 1999 |
| State Tract 345 G-3-224870 | Galveston Bay Operating Co LLC only | Half Moon Shoal (Frio-B) | Galveston | 1 | 261K | 787K | Jul 2006 – Jul 2009 |
| State Tract 746A/750A GU G-4-260038 | Orx Resources, L.L.C. only | Tule Lake (Frio Consolidated) | Nueces | 1 | 258K | 1.41M | Nov 2010 – Apr 2026 |
| State Tract 251 Unit G-3-192729 | Davis Petroleum Corp. only | Vinceburg (Vicksburg) | Chambers | 1 | 252K | 4.9M | Jan 2003 – May 2015 |
| Texas State Tract 117 G-2-138507 | Vintage Petroleum, Inc. only | Panther Reef, SW. (Frio G-1) | Calhoun | 1 | 244K | 4.37M | Jan 1993 – Sep 1999 |
| State Tract 926-S G-4-243520 | Magellan E&P Holdings, Inc. only | Indigo (Frio) | Mustang IS-SB | 1 | 233K | 7.25M | Nov 2011 – Aug 2020 |
| State Tract 55-8 Unit G-4-270724 | White Marlin Operating Co, LLC only | Corpus Christi Bay, West (8700) | Nueces | 1 | 215K | 4.12M | Jul 2013 – Oct 2022 |
| State Tract 30 Unit G-3-243681 | Davis Petroleum Corp. only | Pleasure Island (Hackberry) | Jefferson | 1 | 212K | 6.02M | Jul 2008 – Jun 2012 |
| State Tract 692 et al Unit G-4-251663 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 211K | 5.16M | Jul 2009 – Apr 2026 |
| State Tract 24-L N/2 SW/4 G-3-231670 | W&T Offshore, Inc. only | High Island BLK 24L (LJ) | High IS-LB | 1 | 207K | 28.7M | Apr 2007 – Apr 2026 |
| State Tract 75 "N" G-3-163951 | Davis Petroleum Corp. only | Umbrella Point, NE (Price Sand) | Chambers | 1 | 203K | 19.5M | Apr 1997 – Apr 2013 |
| State Tract 904 Gas Unit G-4-190449 | TR Offshore, LLC only | G.O.M. St 904 (13,500 Sand) | Mustang IS-SB | 1 | 201K | 2.78M | Sep 2002 – Dec 2025 |
| State Tract 689-A G-4-98179 | Texas Petroleum Investment Co. only | Tule Lake | Nueces | 1 | 195K | 7.81M | Jan 1993 – Apr 2026 |
| State Tract 690/746 & 750 GU G-4-264784 | Orx Resources, L.L.C. only | Tule Lake (Frio Consolidated) | Nueces | 1 | 190K | 1.01M | Oct 2011 – Jul 2025 |
| State Tract 690/746&750 GU G-4-248014 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 188K | 5.26M | Nov 2008 – Apr 2026 |
| State Tract 251 Unit G-3-175457 | Davis Petroleum Corp. only | Vinceburg (Vicksburg) | Chambers | 1 | 182K | 3.15M | Sep 1999 – Nov 2000 |
| State Tract 690 746 & 750 GU G-4-241023 | Energy Twenty Operating LLC only | Nueces Bay Deep Consolidated | San Patricio | 1 | 181K | 4.85M | Jun 2008 – Sep 2012 |
| State Tract 29 G-3-246229 | Ballard Exploration Company,inc. only | Pleasure Island (Hackberry) | Jefferson | 1 | 175K | 3.3M | Jun 2008 – May 2010 |
| State Tract 690/746 & 750 GU G-4-261952 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 171K | 2.46M | Jul 2011 – Feb 2024 |
| State Tract 65 G-3-176364 | Vintage Petroleum, Inc. only | Umbrella Point (F-28) | Chambers | 1 | 169K | 21.8M | Jul 1999 – Jun 2003 |
| State Tract 976 G-4-226860 | Orx Resources, L.L.C. only | White Point, East (Consolidated) | San Patricio | 1 | 168K | 1.97M | Mar 2007 – Apr 2026 |
| State Tract 132 G-3-215361 | Davis Petroleum Corp. only | Umbrella Point (F-18 Anomalina) | Chambers | 1 | 167K | 4.85M | Aug 2005 – May 2010 |
| State Tract 689 G-4-244688 | Energy Twenty Operating LLC only | Nueces Bay Deep Consolidated | San Patricio | 1 | 165K | 1.66M | Oct 2008 – Oct 2019 |
| State Tract 1-4A Unit G-3-183428 | Galveston Bay Operating Co LLC only | Fishers Reef (FB C 9800) | Chambers | 1 | 160K | 2.4M | Nov 2000 – Jun 2021 |
| State Tract 844-S G-4-133178 | Forest Oil Corporation only | Clear, S. (Mio. 8600) | Matgrda IS-SB | 1 | 157K | 6.1M | Jan 1993 – Jan 2001 |
| Cox Bay State Tract No. 59 G-2-128647 | Remora Operating, LLC only | Maude B. Traylor (F-41-61, Deep) | Calhoun | 1 | 132K | 3.52M | Jan 1993 – Sep 2020 |
| State Tract 284 G-4-214915 | Lamar Oil & Gas, Inc. only | Corpus Christi Bayou (K-7) | Nueces | 1 | 129K | 2.33M | Jun 2006 – May 2025 |
| State Tract 690/746 & 750 GU G-4-249323 | Energy Twenty Operating LLC only | Tule Lake (Frio Consolidated) | Nueces | 1 | 120K | 401K | Jun 2009 – Jan 2017 |