| Booth Falls 2722-27 G-10-293463 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Winkler | 1 | 536K | 2.36M | Feb 2019 – Mar 2026 |
| Booth Falls 2722-27 G-10-293460 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Winkler | 1 | 482K | 2.77M | Jan 2019 – Mar 2026 |
| Booth Falls 22-27 G-10-293459 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Winkler | 1 | 465K | 1.58M | May 2017 – Mar 2026 |
| Richards Ranch G-13-250083 | Newark E&P Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 89.3K | 546K | Feb 2009 – Jul 2013 |
| Cretsinger G-8-206861 | Petex only | Rickels (Marble Falls Congl.) | Stephens | 1 | 44.6K | 600K | Jul 2005 – Apr 2026 |
| Cheryl "51" G-8-212084 | Marjac Oil Company, Inc. only | Walker-Davis (Marble Falls) | Stephens | 1 | 24.7K | 239K | Nov 2005 – Apr 2026 |
| Henderson G-13-279786 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 20.9K | 210K | Nov 2015 – Apr 2026 |
| Conway G-13-273292 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 18.7K | 312K | Jan 2014 – Apr 2026 |
| Mildred G-13-280974 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 18.5K | 621K | Mar 2016 – Apr 2026 |
| Walter Ranch G-13-279085 | FX Energy Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 17.9K | 688K | Dec 2015 – Apr 2026 |
| Crainshaw "128" G-13-253247 | Oakridge Oil and Gas, LP only | Kadane (Marble Falls) | Jack | 1 | 17.8K | 40.5K | Aug 2009 – Apr 2026 |
| Bridges L.L. G-8-62072 | Antle Operating, Inc. only | Pickwick (Marble Falls) | Palo Pinto | 1 | 17.5K | 827K | Jan 1993 – Apr 2026 |
| Hasten G-13-279053 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 17.1K | 685K | Jan 2016 – Apr 2026 |
| Stuart, J. N. G-8-189443 | Braka Operating, L.L.C. only | Stuart (Marble Falls 3500) | Palo Pinto | 1 | 17K | 721K | Feb 2002 – Apr 2026 |
| Van Zandt G-13-275422 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 16.4K | 450K | Aug 2014 – Apr 2026 |
| Richards Ranch G-13-279486 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 15.8K | 289K | Sep 2015 – Apr 2026 |
| Halsell Ranch G-13-273997 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 15.6K | 1.32M | Jul 2014 – Jan 2024 |
| Cherryhomes G-13-274600 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 15.6K | 94.9K | Apr 2014 – Oct 2024 |
| Keating Halsell G-13-277040 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 15.4K | 658K | Dec 2013 – Jan 2024 |
| Richards Ranch G-13-279339 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 15.2K | 211K | Nov 2015 – Apr 2026 |
| Walter Ranch G-13-279083 | FX Energy Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 15.2K | 475K | Dec 2015 – Apr 2026 |
| Walter Ranch G-13-279379 | FX Energy Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 14K | 362K | Nov 2015 – Apr 2026 |
| Senters 4 Unit G-13-176090 | Itx Corporation only | Gahagan (Marble Falls, I) | Young | 1 | 13.4K | 379K | Nov 1999 – Apr 2026 |
| Griffith-Williams N G-13-279768 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 13.1K | 140K | Nov 2015 – Nov 2023 |
| F.B. Hill G-13-279375 | FX Energy Operating, LLC only | KRS (Marble Falls) | Parker | 1 | 12.8K | 541K | Nov 2015 – Apr 2026 |
| Walker, G. B. G-8-76045 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 12.7K | 275K | Jan 1993 – Apr 2026 |
| Walker, G. B. G-8-76044 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 12.5K | 143K | Jan 1993 – Feb 2002 |
| Kirkland G-13-280358 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 12.4K | 77.9K | Feb 2016 – Jul 2025 |
| Spiller G-13-274549 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 12K | 75.9K | Mar 2014 – Apr 2026 |
| Halsell Ranch G-13-278767 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 12K | 667K | Nov 2014 – Oct 2023 |
| Stuart, Ellen G. "B" G-8-161178 | Stephens & Johnson Operating Co. only | Strawn, NW. (Marble Falls) | Palo Pinto | 1 | 12K | 653K | Dec 1996 – Apr 2026 |
| MM Terry Ranch, Ltd. G-8-118030 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 11.9K | 1.23M | Jan 1993 – Apr 2026 |
| Pogue-Eastland Unit G-8-138662 | Braka Operating, L.L.C. only | Reb (Marble Falls) | Eastland | 1 | 11.3K | 97.9K | Jan 1993 – Apr 2026 |
| Richards Ranch G-13-278779 | FX Energy Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 11.2K | 201K | Oct 2015 – Apr 2026 |
| Ham-Bone Unit G-13-274147 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 11K | 331K | May 2014 – Apr 2026 |
| Murphy G-8-276092 | Eagleridge Operating, LLC only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 10.7K | 150K | Nov 2014 – May 2023 |
| Senters 3 Unit G-13-175402 | Itx Corporation only | Gahagan (Marble Falls, I) | Young | 1 | 10.6K | 340K | Nov 1999 – Apr 2026 |
| Murphy G-8-275743 | Eagleridge Operating, LLC only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 10.4K | 116K | Nov 2014 – Jan 2022 |
| Carroll G-8-125398 | Eastland Operating, L.L.C. only | Reb (Marble Falls) | Eastland | 1 | 10.4K | 145K | Jan 1993 – Apr 2026 |
| Quick G-13-279128 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 10.3K | 164K | Feb 2015 – Mar 2025 |
| Halsell Ranch G-13-274535 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 9.95K | 544K | Mar 2014 – Jun 2024 |
| Johnson Ranch G-8-278434 | Eagleridge Operating, LLC only | Burns-Dalton(marble Falls) | Palo Pinto | 1 | 9.76K | 197K | Oct 2015 – Apr 2026 |
| Halsell Ranch G-13-273680 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 9.76K | 719K | May 2014 – Oct 2023 |
| Dunlap,j.g. G-8-92974 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 9.59K | 120K | Jan 1993 – Dec 1998 |
| Brown-Corbett "1071" G-8-206864 | Petex only | Rickels (Marble Falls Congl.) | Stephens | 1 | 9.57K | 871K | Jul 2005 – Apr 2026 |
| Harrelson G-8-200950 | Braka Operating, L.L.C. only | Richardson (Marble Falls) | Eastland | 1 | 8.1K | 89.3K | Nov 2003 – Apr 2026 |
| Geye G-8-246776 | Interstate Explorations LLC only | Brown Co. Regular (Marble Falls) | Brown | 1 | 8.04K | 258K | Dec 2008 – Apr 2026 |
| Halsell Ranch G-13-277317 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 7.8K | 192K | Sep 2015 – May 2021 |
| Veale,a.s. "C" G-8-128818 | Itx Corporation only | Veale (Marble Falls) | Stephens | 1 | 7.49K | 302K | Jan 1993 – Apr 2026 |
| McClure Hart Unit G-13-277666 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 7.35K | 327K | Mar 2015 – Apr 2026 |