| Welder "A" O-4-12512 | Sinton, North (5020 Maduro) | San Patricio | 2 | 168K | 89.5K | Nov 1995 – Jul 2026 |
| Pheasant Blessing O-3-25474 | Pheasant (McDonald) | Matagorda | 1 | 135K | 73.6K | Dec 2009 – Jul 2026 |
| Welder, R. H. -a- a/C 1 O-4-7311 | Sinton, North (4600) | San Patricio | 2 | 130K | 131K | Jan 1993 – Jul 2026 |
| Welder, R.H. -B- O-4-11591 | North Pasture (7300 Sand) | San Patricio | 1 | 123K | 273K | Jan 1993 – Jul 2026 |
| Welder Ford O-4-13771 | Taft, West (5600) | Refugio | 5 | 121K | 31.4K | Feb 2013 – Jul 2026 |
| Welder J O-4-12802 | Sinton, North (5600) | San Patricio | 1 | 117K | 103K | Sep 1998 – Jul 2026 |
| Dugat O-3-26120 | Spindletop Bayou (Frio 8480) | Chambers | 1 | 91.1K | 0 | Sep 2012 – Jul 2026 |
| Welder, R.H. "B" O-4-13735 | Sinton, North (4700 Sand) | San Patricio | 1 | 69K | 40.5K | Mar 2012 – Jul 2026 |
| Sling O-4-13737 | Seven Sisters, W. (5700) | Duval | 1 | 32.7K | 0 | Jun 2012 – Jul 2026 |
| Welder "J" O-4-13197 | Sinton, North (4700 Sand) | San Patricio | 1 | 19.3K | 30.6K | Oct 2003 – Jul 2026 |
| Welder J O-4-13298 | Sinton, North (Shallow) | San Patricio | 2 | 19.1K | 587 | Feb 2005 – Jul 2026 |
| Green O-4-1235 | Hoffman | — | 8 | 16.9K | 144 | Jan 1993 – Jul 2026 |
| Welder "A" O-4-13634 | Sinton, North (5800 Sand) | San Patricio | 1 | 15.7K | 9.67K | Dec 2010 – Jul 2026 |
| Welder O-4-13733 | Sinton, North (5700 Sand) | San Patricio | 1 | 6.52K | 9.84K | Aug 2011 – Jul 2026 |
| Welder, R. H. -B- O-4-5956 | Sinton, North (4600) | San Patricio | 3 | 3.63K | 1.24K | Jan 1993 – Jul 2026 |
| Sabina Unit O-3-16941 | Giddings (Austin Chalk-3) | Fayette | 1 | 2.79K | 4.75K | Jan 1993 – Jul 2026 |
| Flowers 89 O-8-32798 | Wildcat | Stonewall | 1 | 0 | 0 | Jan 2024 – Jul 2026 |
| West Blessing Gas Unit B G-3-245923 | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 0 | 864K | Dec 2008 – Jul 2026 |
| Dugat A-588 G-3-265768 | Walla-Boyt (Frio Basal 8800) | Chambers | 1 | 0 | 1.94M | Nov 2011 – Jul 2026 |
| Kirk Gas Unit G-4-85367 | White Point East Deep (Crumpton) | San Patricio | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kirk Gas Unit G-4-94731 | White Point East Deep(guedin LWR | San Patricio | 1 | 0 | 4.38M | Jan 1993 – Jul 2026 |
| Sling G-4-233192 | Seven Sisters,w.(wilcox 1,N.) | Duval | 1 | 0 | 7.31M | Dec 2007 – Jul 2026 |
| Sling G-4-237672 | Seven Sisters,w.(wilcox 1,N.) | Duval | 1 | 0 | 187K | Jan 2008 – Jul 2026 |
| Crain & Griffith G-4-253846 | Mercedes ( 1-E) | Hidalgo | 1 | 0 | 4.75M | Aug 2009 – Jul 2026 |
| Crain & Griffith B G-4-258009 | Mercedes ( 1-E) | Hidalgo | 1 | 0 | 2.47M | Nov 2010 – Jul 2026 |
| Hargill Gas Unit "A" G-4-261128 | Hargill (Frio Cons.) | Willacy | 1 | 0 | 4.5M | Mar 2011 – Jul 2026 |
| Hargill Gas Unit 'A' G-4-266642 | Hargill (Frio Cons.) | Willacy | 1 | 0 | 1.29M | Sep 2011 – Jul 2026 |
| Hargill Gas Unit 'B' G-4-267375 | Wildcat | Willacy | 1 | 0 | 0 | Feb 2012 – Jul 2026 |
| R.H. Welder -B- G-4-291666 | North Pasture (7250) | San Patricio | 1 | 0 | 19.2K | Jun 2021 – Jul 2026 |
| Welder, R. H., -B- O-4-7109 | Sinton, North | San Patricio | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Welder "C" O-4-13299 | Sinton, North (3700) | San Patricio | 1 | 0 | 0 | Feb 2005 – Jul 2026 |
| Lopez Montemayor SWD O-4-13791 | Lopez | Webb | 2 | 0 | 0 | Jan 2012 – Jul 2026 |
| Welder Heirs O-4-13881 | Sinton, North (5020 Maduro) | San Patricio | 1 | 0 | 2.15K | Sep 2013 – Jul 2026 |
| Dybala G.U. G-3-255289 | Bowmore (Cook Mountain) | Wharton | 1 | 0 | 627K | Feb 2010 – May 2025 |
| Green G-4-276009 | Hoffman, East | Duval | 1 | 0 | 43.4K | Aug 2014 – Sep 2024 |
| Welder "C" G-4-135532 | Sinton, North (2400) | San Patricio | 1 | 0 | 0 | Jan 1993 – Jul 2024 |
| West Blessing Gas Unit G-3-242403 | Pheasant, SW. (Frio 10500) | Matagorda | 1 | 0 | 807K | Aug 2008 – Dec 2023 |
| Hoffman 1271A O-4-13895 | Hoffman | Duval | 1 | 0 | 0 | Jun 2013 – Dec 2023 |
| West Blessing G-3-244801 | Potthast (Middle Tex Miss) | Matagorda | 1 | 0 | 441K | Oct 2008 – Dec 2023 |
| West Blessing G-3-242361 | Potthast (Middle Tex Miss) | Matagorda | 1 | 0 | 141K | Apr 2008 – Oct 2023 |
| J. Lopez, et AL O-4-13741 | Lopez | Webb | 2 | 8.78K | 0 | Jan 2012 – Oct 2022 |
| State of Texas G-4-272677 | Red Head Ridge (2068) | Cameron | 1 | 0 | 269K | Oct 2013 – Aug 2021 |
| Welder Ford G-4-266216 | Taft, West (5600) | Refugio | 1 | 0 | 128K | Feb 2012 – May 2019 |
| Santerra O-4-13687 | Lopez | Duval | 1 | 0 | 0 | Sep 2011 – Apr 2019 |
| Welder A O-4-13406 | Sinton, North (3770 Peanut) | San Patricio | 1 | 6.54K | 8.11K | Jul 2006 – May 2018 |
| Patman G-2-249326 | Mauritz, West (6550) | Jackson | 1 | 0 | 391K | Apr 2009 – Jan 2018 |
| Welder "A" G-4-172460 | Sinton, North (3300 a Punch) | San Patricio | 1 | 0 | 98.4K | Feb 1999 – Jan 2018 |
| Welder G-4-218524 | Sinton, North (1600 Miocene) | San Patricio | 1 | 0 | 1.12K | Mar 2006 – Dec 2016 |