| State Tract 904 Gas Unit G-4-197955 | G.O.M. St-904 (Frio 1-A) | Mustang IS-SB | 1 | 449K | 5.89M | Nov 2003 – Dec 2025 |
| State Tract 904 Gas Unit G-4-190449 | G.O.M. St 904 (13,500 Sand) | Mustang IS-SB | 1 | 201K | 2.78M | Sep 2002 – Dec 2025 |
| State Tract 904 Gas Unit G-4-190784 | G.O.M. St 904 (12500 SD) | Mustang IS-SB | 1 | 33.4K | 928K | Jun 2002 – Dec 2025 |
| State Tract 904 Gas Unit G-4-187348 | G.O.M. St-904 (12950 SD) | Mustang IS-SB | 1 | 12.5K | 418K | Sep 2001 – Dec 2025 |
| State Tract 904 Gas Unit G-4-225090 | G.O.M. St-904 (9370) | Mustang IS-SB | 1 | 7.19K | 190K | Jul 2006 – Dec 2025 |
| State Tract 12 G-4-139670 | Mesquite Bay (Frio G-1) | Aransas | 1 | 379K | 7.95M | Jan 1993 – May 2025 |
| State Tract 13 G-4-164854 | Mesquite Bay (Frio MF-1) | Aransas | 1 | 357K | 3M | Oct 1996 – May 2025 |
| State Tract 9 G-4-147170 | Mesquite Bay (Frio G-1) | Aransas | 1 | 289K | 5.16M | Oct 1993 – May 2025 |
| State Tract 746-L G-4-127705 | Mstg Isl 746-L (Marg Tex 10) | Mustang IS-LB | 1 | 91.4K | 30.3M | Jan 1993 – May 2025 |
| State Tract 308 G-4-179722 | Stedman Island (8120 Frio) | Nueces | 1 | 110K | 1.63M | Oct 2000 – Apr 2025 |
| S.T. 747-L SE/4 G-4-192472 | Mustang Island 747-L (13,600 SD) | Mustang IS-LB | 1 | 60.3K | 7.57M | Dec 2002 – Mar 2025 |
| St. 749-L S/2 NE/4 G-4-189504 | Mustang Island 749-L (13,900 SD) | Mustang IS-LB | 1 | 19.4K | 3.48M | Dec 2001 – Mar 2025 |
| Susser et Al G-4-280603 | Mustang Island (Stray 10) | Nueces | 1 | 1.05K | 1.86M | Apr 2016 – Nov 2020 |
| State Tract 431 G-4-256518 | Mustang Island (10-6930) | Nueces | 1 | 22.1K | 2.3M | Mar 2010 – Jun 2019 |
| State Tract 882-S G-4-201334 | Mstg. Isl. BLK 883-S (11700) | Mustang IS-SB | 1 | 69K | 793K | Jan 2004 – May 2018 |
| Susser G-4-176443 | Shamrock Cove, E. (8150) | Nueces | 1 | 53.8K | 12.2M | Feb 2000 – Mar 2016 |
| State Tract 470 G-4-188751 | Mustang Island ( 7-A) | Nueces | 1 | 19.2K | 454K | Mar 2002 – Feb 2014 |
| State Tract 469 G-4-265104 | Mustang Island, W. (31-34 Sd. N) | Nueces | 1 | 162 | 5.33K | Dec 2010 – May 2011 |
| State Tract 520-L, NW/4 G-3-71459 | El Gordo (11800) | Matgrda IS-LB | 1 | 57.8K | 5.85M | Jan 1993 – Jun 2010 |
| State Tract 520-L, NW/4 G-3-70867 | El Gordo (Miocene) | Matgrda IS-LB | 1 | 3.73K | 397K | Jan 1993 – Jun 2010 |
| State Tract 520L NW/4 G-3-202761 | El Gordo (Miocene) | Matgrda IS-LB | 1 | 43 | 37.8K | Jul 2004 – Jun 2010 |
| St. Tr. 520-L, NW/4 G-3-75774 | El Gordo (12100) | Matgrda IS-LB | 1 | 3.41K | 501K | Jan 1993 – May 2010 |
| State Tract 520-L, NW/4 G-3-70868 | El Gordo (Miocene) | Matgrda IS-LB | 1 | 91.8K | 14M | Jan 1993 – Oct 2009 |
| State Tract 520-L, NW/4 G-3-69259 | El Gordo (Miocene) | Matgrda IS-LB | 1 | 1 | 3.15K | Feb 1993 – Sep 2008 |
| State Tract 904 Gas Unit G-4-136359 | G O M-St-904 (Frio 8200) | Mustang IS-SB | 1 | 19.4K | 1.9M | Jan 1993 – Dec 2007 |
| St TR 748-L Gas Unit G-4-211201 | Mstg. Isl. BLK 883-S (11700) | Mustang IS-LB | 1 | 3.22K | 188K | Mar 2005 – Nov 2007 |
| State Tract 885-S G-4-183356 | Block 885-S (5A Sand) | Nueces | 1 | 22.8K | 1.37M | Mar 2001 – Feb 2005 |
| State Tract 773 L (NW/4) G-4-111650 | G. O. M. St-773-L (Frio 1-a SD) | Mustang IS-LB | 1 | 31 | 2.15K | Jan 1997 – Mar 2002 |
| State Tract 773L (NW/4) G-4-114988 | G.O.M. St-904 (9370) | Mustang IS-LB | 1 | 839 | 120K | Jan 1993 – Apr 1997 |
| State Tract No. 432 G-4-144229 | Mustang Island (10-6930) | Nueces | 1 | 0 | 279K | Jan 1993 – Apr 1997 |
| State Tract 773-L (NW/4) G-4-115727 | G.O.M. St-904 (8800) | Mustang IS-LB | 1 | 10K | 459K | Jan 1993 – Jan 1997 |
| S. T. 773-L SW/4 G-4-136450 | G.O.M. St-904 (Frio 1-A) | Mustang IS-SB | 1 | 272 | 13.1K | May 1994 – Jan 1995 |
| S. T. 773-L SW/4 G-4-136449 | G.O.M. St-904 (Frio Top) | Mustang IS-SB | 1 | 0 | 0 | — |
| State Tract 520-L, NE/4 G-3-75924 | El Gordo (12300) | Matgrda IS-LB | 1 | 0 | 0 | — |
| State Tract 901-S G-4-71731 | Block 901 (7750) | Mustang IS-SB | 1 | 0 | 0 | — |
| State Tract 882-S North G-4-194967 | Wildcat | Mustang IS-SB | 1 | 0 | 0 | — |
| Davis G-4-203205 | Block 885-S (5A Sand) | Nueces | 1 | 0 | 0 | — |
| St TR 748-L Gas Unit G-4-211203 | G.O.M. 882-S (Marg Tex 2) | Mustang IS-LB | 1 | 0 | 0 | — |
| State Tract 520-L, NE/4 G-3-127042 | El Gordo (Miocene) | Matgrda IS-LB | 1 | 0 | 0 | — |