| Hallmark -A- G-8-140751 | 9K Investments LLC only | Desdemona, E. (Caddo, Upper) | Erath | 1 | 11.1K | 139K | Jan 2003 – Apr 2026 |
| Shoebar Ranch G-13-238881 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 3.95K | 442K | Aug 2008 – Feb 2024 |
| Boase G-13-251568 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.6K | 380K | Feb 2008 – Mar 2017 |
| Newcomb G-13-245110 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.6K | 608K | Oct 2008 – Jan 2020 |
| Curley G-13-240557 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.58K | 235K | May 2008 – Mar 2015 |
| Richard Byrd G-13-253567 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.53K | 544K | Aug 2007 – Aug 2023 |
| Iogt Boucher G-13-222234 | Infinity Oil & Gas of TX, Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 3.52K | 269K | Apr 2006 – May 2009 |
| Wallace A G-13-242716 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.49K | 357K | Sep 2008 – Mar 2017 |
| Houston Ranch G-13-245195 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.42K | 1.29M | Nov 2008 – Apr 2026 |
| Thompson, Betty G-13-237518 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.36K | 267K | Oct 2009 – Dec 2017 |
| Johnson G-13-251428 | Ipr Energy Partners, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.33K | 777K | Sep 2008 – Mar 2026 |
| Warren G-13-251637 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.29K | 854K | May 2007 – Mar 2026 |
| Wallace A G-13-246050 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.16K | 417K | Sep 2008 – Mar 2017 |
| Buchanan B G-13-251549 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 3.11K | 457K | May 2008 – Oct 2016 |
| Bays G-8-92353 | Petrocoastal, Inc. only | Byrnes (Duffer) | Erath | 1 | 2.92K | 238K | Jan 1993 – Apr 2026 |
| Wallace Erath G-13-246000 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.84K | 538K | Sep 2008 – Mar 2017 |
| Rasberry Unit G-13-239707 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.68K | 814K | Apr 2008 – Jun 2018 |
| Newcomb G-13-248746 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.66K | 620K | Oct 2008 – Jan 2020 |
| Huffman, Fred G-8-140757 | 9K Investments LLC only | Desdemona, E. (Caddo, Upper) | Erath | 1 | 2.54K | 62.4K | Apr 1993 – Apr 2026 |
| Shoebar Ranch G-13-250914 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 2.47K | 517K | Aug 2008 – Feb 2024 |
| Shoebar Ranch G-13-251933 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 2.45K | 347K | Aug 2008 – Jan 2024 |
| Yancy Unit G-13-251609 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.44K | 1.39M | Jun 2008 – Nov 2024 |
| Houston Ranch G-13-230697 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.41K | 941K | Mar 2007 – Apr 2026 |
| Houston Ranch G-13-222080 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.38K | 1M | Aug 2006 – Apr 2026 |
| McDaniel Ranch Faris Unit G-13-239462 | Borderline Operating Corp. only | Newark, East (Barnett Shale) | Erath | 1 | 2.37K | 79.6K | May 2007 – Jul 2010 |
| Gibson G-8-163006 | Reval Exploration LLC only | John R. Jacobs (Bend Congl.) | Erath | 1 | 2.36K | 1.03M | Apr 1997 – Jun 2009 |
| Shoebar Ranch G-13-248974 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 2.33K | 684K | Dec 2008 – Jan 2024 |
| Comanche Trails Unt G-13-239579 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.31K | 342K | Apr 2008 – Mar 2017 |
| Houston Ranch G-13-230698 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.28K | 1.37M | Feb 2007 – Apr 2026 |
| Warren G-13-240029 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.27K | 667K | Feb 2008 – Mar 2026 |
| Newcomb G-13-248803 | Trinity River Energy Oper, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.26K | 91.1K | May 2008 – May 2012 |
| Houston Ranch G-13-221584 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.25K | 752K | May 2006 – Apr 2026 |
| Newcomb-Tipton G-13-252553 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.25K | 408K | May 2009 – Mar 2017 |
| Yancy G-13-250415 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.16K | 276K | Jun 2008 – Sep 2024 |
| MDC Trust G-13-240119 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.13K | 308K | Feb 2008 – Mar 2017 |
| JLB Ranch G-13-248789 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.06K | 1.04M | Jul 2008 – Mar 2017 |
| Brannon G-13-236895 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2.04K | 284K | Nov 2007 – Mar 2017 |
| Shoebar Ranch G-13-250677 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 2.03K | 493K | Mar 2010 – Jan 2024 |
| Newcomb G-13-248744 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2K | 393K | Oct 2008 – Dec 2017 |
| Houston Ranch G-13-227816 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 2K | 1.11M | Feb 2007 – Apr 2026 |
| Wilson-Viotto G-13-245584 | Ipr Energy Partners, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.99K | 1.01M | Aug 2008 – Apr 2026 |
| JLB Ranch G-13-231430 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.96K | 635K | Jan 2007 – Nov 2025 |
| Bailey A G-13-248745 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.83K | 690K | Aug 2008 – Feb 2024 |
| Rasberry Unit G-13-239723 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.83K | 171K | Apr 2008 – Feb 2018 |
| Shoebar Ranch G-13-238114 | XTO Energy Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 1.79K | 650K | Aug 2008 – Feb 2024 |
| Ermis G-13-251535 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.74K | 470K | Feb 2008 – Jul 2018 |
| Carr-Gordon G-8-165720 | Stewart Contract Services only | X-Ray (Marble Falls) | Erath | 1 | 1.73K | 230K | Nov 1997 – Nov 2025 |
| Crumley-Boucher G-13-226734 | Infinity Oil & Gas of TX, Inc. only | Newark, East (Barnett Shale) | Erath | 1 | 1.73K | 392K | Jul 2006 – May 2009 |
| Hawks a Unit G-13-252286 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.66K | 867K | Mar 2009 – Apr 2026 |
| Addison G-13-238790 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Erath | 1 | 1.64K | 338K | Dec 2008 – Jan 2016 |