| Valley G-4-206475 | Midway, South (Consolidated) | San Patricio | 1 | 243K | 4.69M | Nov 2004 – Apr 2026 |
| Apex GU G-4-199536 | Midway, South (Consolidated) | San Patricio | 1 | 195K | 5.01M | Nov 2003 – Apr 2026 |
| Smith L G-4-205634 | Midway, South (Consolidated) | San Patricio | 1 | 129K | 3.39M | Oct 2004 – Apr 2026 |
| Priday Unit G-4-164809 | Geronimo (Frio Lower) | San Patricio | 1 | 109K | 1.21M | Sep 1997 – Apr 2026 |
| Shell "C" G-4-209899 | Midway, South (Consolidated) | San Patricio | 1 | 103K | 1.72M | May 2005 – Apr 2026 |
| Peterson-Nuss Unit G-4-148986 | Corpus Christi, W (Consolidated) | Nueces | 1 | 84.2K | 1.4M | Mar 1994 – Apr 2026 |
| La Blanca Gas Unit G-4-11352 | La Blanca ( 9400) | Hidalgo | 1 | 78.5K | 2.59M | Jan 1993 – Apr 2026 |
| Valley G-4-226861 | Midway, South (Consolidated) | San Patricio | 1 | 64.2K | 747K | Mar 2007 – Apr 2026 |
| Bell Farms G-4-216716 | Midway, South (Consolidated) | San Patricio | 1 | 43K | 2.32M | Jan 2006 – Apr 2026 |
| Cooley, M. E. G-2-194567 | Mission Valley, West (Massive-1) | Victoria | 1 | 37.5K | 1.89M | Sep 2000 – Apr 2026 |
| BP-Stockstill G-3-254768 | Bessmay (Wilcox Cons) | Jasper | 1 | 36K | 179K | Aug 2009 – Apr 2026 |
| La Sal Vieja Development G-4-243087 | La Sal Vieja (Frio Cons) | Willacy | 1 | 33.3K | 2.43M | Nov 2008 – Apr 2026 |
| South Unit G-3-84970 | Bonus, South (Wilcox, Lower) | Wharton | 1 | 29.7K | 821K | Jan 1993 – Apr 2026 |
| Berryman et al, Gas Unit G-4-182611 | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 26.7K | 744K | Feb 2001 – Apr 2026 |
| Wintermann G-3-201733 | Bonus (Wilcox, Lower 12550) | Wharton | 1 | 25.6K | 869K | Apr 2004 – Apr 2026 |
| Bird G-2-235003 | Oakville (Wilcox Cons.) | Live Oak | 1 | 23.4K | 367K | Feb 2008 – Apr 2026 |
| Berryman et al Gas Unit G-4-182213 | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 20.9K | 1.95M | Feb 2001 – Apr 2026 |
| Shell E G-4-268961 | Midway, South (Consolidated) | San Patricio | 1 | 20.9K | 293K | Oct 2012 – Apr 2026 |
| Clay Farms G-3-202564 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 18.4K | 1.33M | Mar 2004 – Apr 2026 |
| Berryman et al Gas Unit G-4-184045 | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 14.7K | 430K | Apr 2001 – Apr 2026 |
| Goldston, W. L. et Al G-4-152172 | Los Indios (Vicksburg Cons.) | Hidalgo | 1 | 14.6K | 2.2M | Oct 1994 – Apr 2026 |
| Rice GU G-6-226132 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 12.8K | 587K | Dec 2006 – Apr 2026 |
| Gouger GU 4 O/A G-1-239186 | Campana, South (Yegua 4300) | McMullen | 1 | 12.7K | 325K | Jan 2008 – Apr 2026 |
| Berryman et al Gas Unit G-4-188123 | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 11.9K | 1.31M | Feb 2002 – Apr 2026 |
| Southland G-4-173399 | Southland (Pettus 5300) | Duval | 1 | 11K | 2.14M | May 1999 – Apr 2026 |
| Wintermann G-3-100237 | Bonus (Wilcox, Lower 12550) | Wharton | 1 | 10.7K | 1.09M | Jan 1993 – Apr 2026 |
| Orr-Burks GU G-6-230343 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 10.3K | 399K | Jun 2007 – Apr 2026 |
| Wintermann G-3-201219 | Bonus, South (Wilcox, Lower) | Wharton | 1 | 9.52K | 1.04M | Apr 2004 – Apr 2026 |
| Orr-Burks GU G-6-222811 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 9.02K | 383K | Oct 2006 – Apr 2026 |
| La Blanca Gas Unit G-4-11338 | La Blanca (Frio Consolidated) | Hidalgo | 1 | 9.02K | 2.31M | Jan 1993 – Apr 2026 |
| Miller G-4-184942 | Longhorn, West (3700) | Duval | 1 | 8.57K | 277K | Aug 2001 – Apr 2026 |
| Rice GU G-6-230114 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 8.43K | 484K | Mar 2007 – Apr 2026 |
| Orr-Burks GU G-6-225309 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 7.68K | 482K | Jan 2007 – Apr 2026 |
| La Blanca GU G-4-43522 | La Blanca (Frio Consolidated) | Hidalgo | 1 | 7.22K | 1.85M | Jan 1993 – Apr 2026 |
| La Blanca Field Unit G-4-138237 | La Blanca (Frio Consolidated) | Hidalgo | 1 | 6.88K | 2.94M | Jan 1993 – Apr 2026 |
| La Blanca Gas Unit G-4-265843 | La Blanca (Frio Consolidated) | Hidalgo | 1 | 6.83K | 1.07M | Sep 2011 – Apr 2026 |
| Orr-Burks GU G-6-234425 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 6.32K | 272K | Oct 2007 – Apr 2026 |
| Orr-Burks GU G-6-227522 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 5.99K | 186K | Feb 2007 – Apr 2026 |
| Ashby Gas Unit G-6-209881 | Beckville (Cotton Valley) | Rusk | 1 | 5.44K | 583K | Jul 2004 – Apr 2026 |
| Berryman et al, Gas Unit G-4-185572 | Agua Dulce (Vicksburg Consl.) | Nueces | 1 | 5.23K | 579K | Oct 2001 – Apr 2026 |
| Clay Farms G-3-220415 | Giddings (Austin Chalk, Gas) | Burleson | 1 | 5.17K | 615K | May 2005 – Apr 2026 |
| Orr-Burks GU G-6-235155 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 5.14K | 191K | Oct 2007 – Apr 2026 |
| Bassett, William P. Gas Unit G-6-190992 | Oak Hill (Cotton Valley) | Rusk | 1 | 4.86K | 810K | Sep 2002 – Apr 2026 |
| South Weslaco Gas Unit G-4-53372 | Weslaco, South (9500) | Hidalgo | 1 | 4.31K | 6.03M | Jan 1993 – Apr 2026 |
| Rice GU G-6-231953 | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 4.19K | 230K | Sep 2007 – Apr 2026 |
| Wylie, A. G-6-219058 | Beckville (Cotton Valley) | Rusk | 1 | 3.97K | 635K | Jan 2006 – Apr 2026 |
| Brooks, A. Gas Unit G-6-220520 | Beckville (Cotton Valley) | Rusk | 1 | 3.83K | 689K | Feb 2006 – Apr 2026 |
| Brooks, A. Gas Unit G-6-224182 | Beckville (Cotton Valley) | Rusk | 1 | 3.16K | 530K | Jul 2006 – Apr 2026 |
| Ross, Luther Gas Unit G-6-215267 | Beckville (Cotton Valley) | Rusk | 1 | 3.04K | 368K | Sep 2005 – Apr 2026 |
| Goldston, W.L. G-4-133150 | Los Indios (Vicksburg Cons.) | Hidalgo | 1 | 3K | 1.07M | May 1995 – Apr 2026 |