| Wendell Brevard O-6-15709 | Enerquest Corporation only | Whelan (Travis Peak Prorated) | Marion | 1 | 49.6K | 66.3K | Sep 2019 – Mar 2026 |
| Knox, M. L. O-6-13606 | Cross Timbers Operating Company only | Whelan (Travis Peak Prorated) | Harrison | 1 | 14.5K | 256K | Jun 1996 – Jan 2000 |
| Newman, H.T. Estate Gas Unit G-6-191471 | Newman Corporation only | Whelan (Travis Peak Prorated) | Harrison | 1 | 7.29K | 358K | Oct 2002 – Aug 2007 |
| Newman, Sanders G-6-130022 | Newman Corporation only | Whelan (Travis Peak Prorated) | Harrison | 1 | 2.45K | 109K | Jan 1993 – May 2008 |
| Alvis O-6-15806 | Mag Exploration LLC only | Whelan (Travis Peak Prorated) | Marion | 1 | 1.58K | 22.2K | Jun 2020 – Apr 2024 |
| Ledbetter-Jones G-6-102819 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 568 | 726K | Jan 1993 – Apr 2026 |
| Howard-Jernigan G-6-172766 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 556 | 647K | Feb 1999 – Apr 2026 |
| Dunn, H. A. Unit 1 G-6-103439 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 327 | 1.26M | Jan 1993 – Jul 2025 |
| Dunn, H. A. "B" G-6-152249 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 236 | 1.38M | Oct 1994 – Sep 2020 |
| Dunn, H. A. "C" G-6-89949 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 215 | 1.68M | Jan 1993 – Apr 2026 |
| Knox, M. L. G-6-125475 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 169 | 751K | Jan 1993 – Apr 2026 |
| Knox Unit/D.&e.k. Knox Etal G-6-152130 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 151 | 1.19M | Sep 1994 – Apr 2019 |
| Knox, Dee G-6-171372 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 119 | 2.19M | Nov 1998 – Jan 2026 |
| Knox, D. & E. K. G-6-16835 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 106 | 927K | Jan 1993 – Apr 2026 |
| Dunn, H. A. Unit No. 1 G-6-121172 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 105 | 1.28M | Jan 1993 – Apr 2026 |
| Hughes, Della G-6-122562 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 70 | 1.91M | Jan 1993 – Apr 2026 |
| Hughes, Della G-6-174576 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 66 | 1.44M | Sep 1999 – Apr 2026 |
| Hughes, Della G-6-120644 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 63 | 1.34M | Jan 1993 – Oct 2025 |
| Peal, A.H. G-6-154991 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 61 | 1.33M | Jun 1995 – Apr 2026 |
| Knox Unit/D. & E. K. Knox et Al G-6-125109 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 56 | 743K | Jan 1993 – Apr 2026 |
| Allen, W.H. Estate G-6-124789 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 46 | 1.03M | Jan 1993 – Oct 2025 |
| Ledbetter-Jones G-6-87343 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 43 | 1.56M | Jan 1994 – Apr 2026 |
| Ledbetter-Jones G-6-172655 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 43 | 974K | Mar 1999 – Apr 2025 |
| Knox, Dee G-6-137828 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 35 | 1.64M | Jan 1993 – Apr 2026 |
| Knox, Dee G-6-137208 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 31 | 2.76M | Jan 1993 – Apr 2026 |
| Allen, W. H. Estate G-6-172306 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 30 | 586K | Feb 1999 – Oct 2025 |
| Howard-Jernigon G-6-44716 | XTO Energy Inc. only | Whelan (Travis Peak Prorated) | Harrison | 1 | 25 | 870K | Jan 1993 – Jun 2008 |
| Cook, W. T. G-6-104320 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 25 | 949K | Jan 1993 – Jun 2025 |
| Dunn, H.A. Unit 1 G-6-87538 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 24 | 1.06M | Jan 1993 – Apr 2026 |
| Dunn, H.A. Unit 1 G-6-154820 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 21 | 1.23M | May 1995 – Apr 2026 |
| Knox, M.L. G-6-165143 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 19 | 976K | Aug 1997 – Oct 2025 |
| George, J. T. G-6-90849 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 8 | 1.23M | Jan 1993 – Apr 2026 |
| Crockett "B" G-6-44228 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 8 | 1.24M | Jan 1993 – Apr 2026 |
| Knox, D. & E.K. et al Unit G-6-122756 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 6 | 1.11M | Jan 1993 – Mar 2024 |
| Hughes, Della G-6-172535 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 6 | 1.07M | Feb 1999 – Apr 2026 |
| Dunn, H.A. "B" G-6-127335 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 6 | 883K | Jan 1993 – Apr 2026 |
| Allen, W. H. Estate G-6-43974 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 5 | 609K | Jan 1993 – Mar 2018 |
| Wilson, W. D. G-6-44770 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 5 | 560K | Jan 1993 – May 2024 |
| Knox, Dee G-6-137992 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 4 | 3.2M | Jan 1993 – Apr 2026 |
| Knox, Dee G-6-96504 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 3 | 1.54M | Jan 1993 – Apr 2026 |
| Knox, Dee G-6-44423 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 2 | 1.08M | Jan 1993 – Jul 2020 |
| Hughes, Della G-6-178839 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 2 | 1.03M | Aug 2000 – Apr 2017 |
| Blackburn, Alma Raye G-6-123715 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 2 | 451K | Jan 1993 – May 2015 |
| Knox, M. L. G-6-91562 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 1 | 1.11M | Jan 1993 – May 2020 |
| Ledbetter-Jones G-6-175541 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 1 | 682K | Oct 1999 – Jul 2015 |
| Hughes, Della G-6-82870 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 1 | 541K | Aug 1998 – Apr 2022 |
| Knox, Dee G-6-138502 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 1 | 2.15M | Jan 1993 – Apr 2024 |
| Hughes, Della G-6-97211 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 1 | 1.08M | Jan 1993 – May 2016 |
| Crockett "B" G-6-93813 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 0 | 768K | Jan 1993 – Mar 2020 |
| Knox, D. & E. K. G-6-44717 | Faulconer Energy, LLC only | Whelan (Travis Peak Prorated) | Harrison | 1 | 0 | 1.67M | Jan 1993 – Nov 2019 |