| Ernest Ashbrook G-8-135271 | Delong, Horace only | Whitt (Big Saline) | Parker | 1 | 3.79K | 616K | by Jan 1993 – Aug 2026 |
| Neeley Jinkens G-8-89285 | Texxol Operating Company, Inc. only | Peaster (Big Saline) | Parker | 1 | 3.46K | 734K | by Jan 1993 – Jan 2022 |
| Isbell "21" G-8-79617 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 2.6K | 442K | by Jan 1993 – Aug 2026 |
| Stanley Unit G-8-172431 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 2.05K | 641K | Mar 1999 – Aug 2026 |
| Veale Ranch G-8-213515 | BKV Barnett, LLC only | Winston Ranch (Big Saline) | Parker | 1 | 496 | 245K | Sep 2005 – Jan 2026 |
| Walsh Ranch West G-8-236600 | Walsh & Watts, Inc. only | Walsh Ranch (Lower Big Saline) | Parker | 1 | 444 | 77.3K | Sep 2007 – Nov 2007 |
| Leatherman G-8-101306 | Somerset Operating, LLC only | Bethesda (Big Saline) | Parker | 1 | 443 | 728K | by Jan 1993 – Jun 2026 |
| Durham Unit G-8-80928 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 421 | 604K | by Jan 1993 – Aug 2026 |
| Rudolph G-8-72767 | Wise Production Company only | Peaster (Big Saline) | Parker | 1 | 349 | 589K | by Jan 1993 – Aug 2026 |
| Granstaff Unit G-8-84669 | Itx Pipeline Company, LLC only | Toto (Strawn) | Parker | 1 | 333 | 173K | by Jan 1993 – Sep 2016 |
| Miller, Mary G-8-83581 | Upham Oil & Gas Company only | Whitt (Big Saline) | Parker | 1 | 313 | 152K | by Jan 1993 – Aug 2026 |
| Walsh Ranch West G-8-237158 | Walsh & Watts, Inc. only | Walsh Ranch (Upper Big Saline) | Parker | 1 | 254 | 135K | Oct 2007 – Aug 2008 |
| Wright-Hardin G-8-110340 | Somerset Operating, LLC only | Dicey, N. (Big Saline Congl. 3) | Parker | 1 | 253 | 350K | by Jan 1993 – Jun 2026 |
| Pearson, J. M. G-8-259247 | Winfield Operating Company only | Bethesda (Big Saline) | Parker | 1 | 246 | 251K | Jun 2010 – Aug 2026 |
| Reynolds Noel G-8-68733 | Wise Production Company only | Peaster (Big Saline) | Parker | 1 | 241 | 421K | by Jan 1993 – Aug 2026 |
| Fondren G-8-127950 | M. E. Operating & Services, Inc. only | Bethesda (Big Saline) | Parker | 1 | 186 | 164K | by Jan 1993 – Mar 2019 |
| Blair-Woody Unit G-8-82051 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 184 | 730K | by Jan 1993 – Sep 2021 |
| Jones, F. G-8-102355 | MKS Natural Gas Company only | Cabbage Patch (Big Saline) | Parker | 1 | 182 | 75.5K | by Jan 1993 – May 2008 |
| Lamkin, Roy G-8-115650 | Arrowhead Productions, LP only | Bethesda (Big Saline) | Parker | 1 | 181 | 109K | by Jan 1993 – Mar 2006 |
| Courtney G-8-123406 | Somerset Operating, LLC only | Bethesda (Big Saline) | Parker | 1 | 175 | 174K | by Jan 1993 – Jun 2026 |
| Grimes Unit G-8-75727 | J-Tec Operating, LLC only | Church (Big Saline) | Parker | 1 | 168 | 165K | by Jan 1993 – Aug 2026 |
| Patton G-8-127736 | M. E. Operating & Services, Inc. only | Bethesda (Big Saline) | Parker | 1 | 116 | 307K | by Jan 1993 – Feb 2024 |
| Powell, Helen G-8-73433 | RKW Operating LLC only | Whitt (Big Saline) | Parker | 1 | 113 | 60.9K | by Jan 1993 – Jun 2024 |
| Walsh Ranch West G-8-252143 | Walsh & Watts, Inc. only | Walsh Ranch (Lower Big Saline) | Parker | 1 | 94 | 29.1K | Jun 2009 – Aug 2009 |
| Ward Unit G-8-84715 | Somerset Operating, LLC only | Cabbage Patch (Big Saline) | Parker | 1 | 89 | 286K | by Jan 1993 – Jun 2026 |
| Walsh Ranch West G-8-252801 | Walsh & Watts, Inc. only | Walsh Ranch (Upper Big Saline) | Parker | 1 | 83 | 29.1K | Apr 2009 – Sep 2009 |
| Hedrick, Wyatt -A- G-8-75719 | Vargas Energy, Ltd. only | Peaster (Big Saline) | Parker | 1 | 80 | 74.7K | Sep 2000 – Jan 2004 |
| Pope "B" G-8-84199 | Somerset Operating, LLC only | Peaster (Big Saline) | Parker | 1 | 65 | 235K | by Jan 1993 – Jun 2026 |
| Pettyjohn, J.P. G-8-131320 | Somerset Operating, LLC only | Bethesda (Big Saline) | Parker | 1 | 65 | 176K | by Jan 1993 – Jun 2026 |
| Swanson-Waldrum Unit G-8-69109 | Delong, Horace only | Bethesda (Big Saline) | Parker | 1 | 63 | 353K | by Jan 1993 – Aug 2026 |
| Chilcutt, W. A., Unit G-8-18461 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 54 | 229K | by Jan 1993 – Aug 2026 |
| Grimes, Dennis G-8-62505 | Wise Production Company only | Church (Big Saline) | Parker | 1 | 52 | 150K | by Jan 1993 – Aug 2026 |
| Smith G-8-66296 | Itx Pipeline Company, LLC only | Toto (Bend Congl., Lower) | Parker | 1 | 52 | 143K | by Jan 1993 – Aug 2026 |
| Vincent -a- Unit G-8-74927 | Shell Western E&P only | Peaster (Big Saline) | Parker | 1 | 48 | 51.2K | by Jan 1993 – Jun 2006 |
| Shaw Unit G-8-78631 | RKW Operating LLC only | Cabbage Patch (Big Saline) | Parker | 1 | 45 | 76.7K | by Jan 1993 – Sep 2024 |
| Gandee Rankin G-8-78629 | RKW Operating LLC only | Cabbage Patch (Big Saline) | Parker | 1 | 45 | 54.9K | by Jan 1993 – Sep 2024 |
| Welch G-8-128528 | M. E. Operating & Services, Inc. only | Bethesda (Big Saline) | Parker | 1 | 42 | 15.6K | by Jan 1993 – Feb 1996 |
| Jordan G-8-103154 | MKS Natural Gas Company only | Cabbage Patch (Big Saline) | Parker | 1 | 39 | 32.3K | by Jan 1993 – Mar 2010 |
| Dill Unit G-8-78702 | MKS Consulting Corporation only | Cabbage Patch (Big Saline) | Parker | 1 | 39 | 11.9K | by Jan 1993 – Jan 1995 |
| Wright Lowell G-8-82911 | MKS Natural Gas Company only | Dicey, N. (Big Saline Congl. 3) | Parker | 1 | 35 | 8.34K | Oct 1993 – May 2005 |
| Clark Unit G-8-78863 | MKS Consulting Corporation only | Cabbage Patch (Big Saline) | Parker | 1 | 35 | 35.3K | by Jan 1993 – Jan 1994 |
| Kincaid G-8-157037 | EOG Resources, Inc. only | Bethesda (Big Saline) | Parker | 1 | 30 | 157K | Mar 1996 – Jan 2008 |
| Dill Unit G-8-104765 | Somerset Operating, LLC only | Cabbage Patch (Big Saline) | Parker | 1 | 29 | 155K | by Jan 1993 – Jun 2026 |
| Walsh Ranch West G-8-247982 | Walsh & Watts, Inc. only | Walsh Ranch (Lower Big Saline) | Parker | 1 | 25 | 26.1K | Dec 2008 – Mar 2009 |
| Dalton, B. G-8-86634 | Somerset Operating, LLC only | Cabbage Patch (Big Saline) | Parker | 1 | 22 | 112K | Feb 1994 – Jun 2026 |
| Suggs G-8-139627 | Borderline Operating Corp. only | Weatherford, SW. (Strawn) | Parker | 1 | 20 | 158K | by Jan 1993 – May 2003 |
| Whitt O-8-27789 | Star Operating, Inc only | Whitt (Big Saline) | Parker | 1 | 18 | 120 | May 1996 – Apr 1997 |
| Cline Unit G-8-130563 | M. E. Operating & Services, Inc. only | Bethesda (Big Saline) | Parker | 1 | 17 | 26.6K | by Jan 1993 – Aug 2006 |
| Walsh Ranch West G-8-250171 | Walsh & Watts, Inc. only | Walsh Ranch (Upper Big Saline) | Parker | 1 | 15 | 8.06K | Apr 2009 – Aug 2009 |
| Robertson G-8-72924 | Spindletop Oil & Gas Company only | Peaster (Big Saline) | Parker | 1 | 12 | 27.2K | by Jan 1993 – Apr 2023 |