| Dolores S. Solis Gas Unit G-4-179549 | Cortez (Cortez) | Starr | 1 | 2 | 594K | May 2000 – Aug 2017 |
| Sheerin,irene-Texas State G-4-81038 | Rio-Sheerin (600) | Starr | 1 | 0 | 599K | Jan 1993 – Aug 2017 |
| Sheerin, Irene-Texas State G-4-156735 | Rio - Sheerin (700) | Starr | 1 | 0 | 398K | Dec 1995 – Aug 2017 |
| Sheerin, Irene - Texas State G-4-139522 | Rio - Sheerin (700) | Starr | 1 | 0 | 400K | Jan 1993 – Aug 2017 |
| Yturria-Garcia Unit G-4-89360 | Sam Fordyce (2300) | Starr | 1 | 0 | 485K | Jan 1993 – Aug 2017 |
| Farias Unit G-4-265182 | Cortez (Cortez) | Starr | 1 | 0 | 273K | Feb 2012 – Jul 2017 |
| Irene Sheerin - Texas State G-4-203203 | Rio Sheerin (1000) | Starr | 1 | 6 | 85.8K | Jul 2004 – Oct 2016 |
| Farias Unit G-4-158050 | Cortez (1600) | Starr | 1 | 0 | 229K | Mar 1996 – Nov 2015 |
| Farias Unit G-4-234565 | Cortez (1600) | Starr | 1 | 0 | 71.5K | Nov 2007 – Sep 2015 |
| Campbell G-3-278699 | Chesterville (M-4100) | Colorado | 1 | 0 | 5.67K | Nov 2014 – Feb 2015 |
| Sheerin Deep Gas Unit G-4-234562 | Gregg Wood, S. (3950 W.) | Starr | 1 | 163 | 14K | Nov 2007 – Jun 2013 |
| Alvarado, Francisco G-4-66568 | Rincon, North (Vicksburg 8500) | Starr | 1 | 1.65K | 391K | Jan 1993 – May 2011 |
| Schaleben, Hale, et Al G-4-11578 | Los Indios (Vicksburg Cons.) | Hidalgo | 1 | 2.33K | 575K | Jan 1993 – Jan 2011 |
| Martinez, Felix G-4-157664 | Rincon, North (Vicksburg 7250) | Starr | 1 | 2.87K | 264K | Feb 1996 – Oct 2009 |
| Sheerin,irene,et Al G-4-57564 | Rio-Sheerin (950) | Starr | 1 | 1.67K | 744K | Jan 1993 – Oct 2008 |
| Neuhaus-Grissom G-2-228604 | Caesar, South (5650) | Bee | 1 | 885 | 14.8K | Jul 2007 – Jun 2008 |
| Neuhaus-Grissom G-2-230799 | Caesar, South (5650) | Bee | 1 | 431 | 2.42K | Aug 2007 – Jun 2008 |
| Sheerin, Irene-Texas State G-4-80398 | Rio-Sheerin (600) | Starr | 1 | 0 | 177K | Jan 1993 – May 2008 |
| Farias Unit G-4-154298 | Cortez (1600) | Starr | 1 | 0 | 152K | Mar 1995 – Apr 2008 |
| Sheerin, Irene-Texas State G-4-197884 | Rio-Sheerin (1100) | Starr | 1 | 0 | 23K | Oct 2003 – Jun 2004 |
| Farias Unit G-4-154274 | Cortez (1400) | Starr | 1 | 0 | 126K | Jan 1995 – Feb 2002 |
| A. Solis Gas Unit G-4-183387 | Cortez (2600) | Starr | 1 | 0 | 1.07K | Mar 2001 – Aug 2001 |
| Solis, Dolores S., et Al G-4-33667 | Cortez (Cortez) | Starr | 1 | 0 | 361K | Jan 1993 – May 1999 |
| Solis, Dolores S., et Al G-4-33575 | Cortez (2600) | Starr | 1 | 0 | 13.2K | Oct 1996 – Aug 1998 |
| Sheerin, Irene-Texas State G-4-161161 | Rio-Sheerin (1100) | Starr | 1 | 0 | 23.7K | Dec 1996 – Oct 1997 |
| Sheerin, Irene-Texas State G-4-161696 | Rio-Sheerin (1100) | Starr | 1 | 0 | 15.7K | Dec 1996 – Mar 1997 |
| Farias Unit G-4-159066 | Cortez (1600) | Starr | 1 | 0 | 11.1K | Jun 1996 – Sep 1996 |
| Sheerin, Irene-Texas State G-4-75450 | Rio - Sheerin (700) | Starr | 1 | 0 | 20.1K | Jan 1993 – Aug 1996 |
| Farias Unit G-4-122907 | Cortez (1800) | Starr | 1 | 0 | 245K | Jan 1993 – Apr 1996 |
| Farias Unit G-4-153319 | Cortez (1800) | Starr | 1 | 0 | 143K | Jan 1995 – Feb 1996 |
| Martinez, Felix G-4-36817 | Rincon, N (Vicksburg 8200 Seg B) | Starr | 1 | 152 | 25.4K | Jan 1993 – Jan 1996 |
| Sheerin, Irene - Texas State G-4-145160 | Rio-Sheerin (950) | Starr | 1 | 0 | 13K | Apr 1993 – Nov 1995 |
| Martinez, Felix G-4-154823 | Rincon, North (Vicksburg 5700) | Starr | 1 | 0 | 13K | Jul 1995 – Nov 1995 |
| Nimmo Unit G-4-15333 | Yzaguirre (Vicksburg 8500) | Starr | 1 | 108 | 119 | May 1995 – May 1995 |
| Flavio Venecia GU #1 G-4-146487 | La Encantada (Vicksburg 8800) | Brooks | 1 | 8.2K | 230K | Oct 1993 – Mar 1995 |
| Farias G-4-122914 | Cortez (2530) | Starr | 1 | 0 | 108K | Jan 1993 – Jan 1995 |
| Schaleben, Hale G-4-147408 | Los Indios (UF-50) | Hidalgo | 1 | 60 | 26.8K | Dec 1993 – Dec 1994 |
| H. L. Martin Unit G-4-148017 | Penitas (7950) | Hidalgo | 1 | 99 | 812 | Dec 1993 – Jun 1994 |
| Cameron Gas Unit G-4-15335 | Yzaguirre (Nimmo) | Starr | 1 | 0 | 17.4K | Jan 1993 – May 1994 |
| Schaleben, Hale G-4-142872 | Los Indios (M) | Hidalgo | 1 | 77 | 26K | Jan 1993 – Apr 1994 |
| Martin, H. L. Unit G-4-136321 | Penitas (7400) | Hidalgo | 1 | 50 | 3.57K | Jan 1993 – Dec 1993 |
| Schaleben, Hale G-4-145858 | Los Indios (UF-90) | Hidalgo | 1 | 164 | 35.4K | May 1993 – Nov 1993 |
| Yturria-Garcia G-4-146814 | Sam Fordyce (2300) | Starr | 1 | 0 | 517 | Apr 1993 – Aug 1993 |
| Schaleben G-4-141780 | Los Indios (MF-62) | Hidalgo | 1 | 232 | 64.3K | Jan 1993 – May 1993 |
| Sheerin, Irene Texas State G-4-65085 | Rio-Sheerin (800) | Starr | 1 | 0 | 0 | — |
| Cameron, Don G-4-136681 | Yzaguirre (4450) | Starr | 1 | 0 | 0 | — |
| Sheerin, Irene, - Texas State G-4-71506 | Rio-Sheerin (800) | Starr | 1 | 0 | 0 | — |
| Cameron, Don G-4-134838 | Yzaguirre (5600) | Starr | 1 | 0 | 0 | — |
| Cameron, Don et al State G-4-134472 | Yzaguirre (7400) | Starr | 1 | 0 | 0 | — |
| Yzaguirre, Manuel G-4-115398 | Yzaguirre (4700) | Starr | 1 | 0 | 0 | — |