| Ft. Terrett Ranch /Canyon LM/ U. O-9-5803 | Rocking R Investments, Inc. | Fort Terrett Ranch (Canyon 2800) | 71 | 559K | 146K | Jan 1993 – Jul 2026 |
| Adams, P. E. & J. E. O-9-5146 | Rocking R Investments, Inc. | Fort Terrett Ranch (Canyon 2800) | 10 | 173K | 913 | Jan 1993 – Jul 2026 |
| Sugg, A.A. "30" O-9-10316 | Cimarex Energy Co. of Colorado | Andrew a (Wolfcamp) | 2 | 40.1K | 27.9K | Jan 1993 – Mar 2018 |
| Reinhardt 6 O-9-17071 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 31.9K | 34K | Jan 2010 – Feb 2024 |
| Adams, J. E. "C" O-9-8755 | Rocking R Investments, Inc. | Fort Terrett Ranch (Strawn 3000) | 1 | 31.8K | 772K | Jan 1993 – Jul 2026 |
| Wilson, Beavely O-9-8961 | Ozark Exploration, Inc. | Beavely Wilson (Canyon 3750) | 2 | 26.8K | 71 | Jan 1993 – Aug 2022 |
| Bloodworth 139 O-9-18336 | Upp Operating, LLC | Fawcett (Wolfcamp) | 2 | 18.1K | 150K | Apr 2013 – Jul 2026 |
| Adams, P. E. & J. E. O-9-7211 | Rocking R Investments, Inc. | Fort Terrett Ranch (Strawn 3000) | 2 | 12.2K | 21 | Jan 1993 – Jul 2026 |
| West O-9-9116 | Pioneer Gas Pipeline, Inc. | Interstate (Strawn) | 3 | 9.16K | 82.5K | Jan 1993 – Jul 2026 |
| Hunt-Powell "34" O-9-12602 | Byrd Operating Company | Phyllis Sonora (Clearfork) | 1 | 5.1K | 2.1K | Jan 1993 – Jun 2014 |
| Hill Mayer Minnies H. A O-9-21199 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 4.51K | 454 | Apr 2020 – Jul 2026 |
| Hill-Fawcett, Randee Trust 'E' O-9-18471 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 4.49K | 58K | Feb 2013 – Oct 2025 |
| Deberry "A" O-9-21940 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 2.97K | 1.63K | Feb 2021 – Jul 2026 |
| Hunt 33 O-9-15848 | Toc Energy Resources, LLC | Phyliss Sonora (Leonard) | 1 | 2.73K | 567 | Nov 2005 – Jul 2026 |
| Jones Ranch 157 O-9-17088 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 2.05K | 1.84K | Jul 2009 – May 2021 |
| Bloodworth 139 O-9-17225 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 1.91K | 1.87K | Apr 2010 – Jul 2026 |
| Mayer O-9-16515 | Apache Corporation | Mayer Ranch (Canyon) | 1 | 1.79K | 219K | Oct 2007 – Feb 2018 |
| Sugg, A. A. "30" O-9-9617 | Hugoton Energy Corporation | Andrew A. (Canyon) | 1 | 1.76K | 48.8K | Jan 1993 – Jan 1998 |
| Allison Ranch O-9-15289 | Par Minerals Corporation | Branch, North (Ellen.) | 1 | 620 | 42.1K | Mar 2002 – Jun 2003 |
| Florence 27 O-9-20092 | Toc Energy Resources, LLC | Phyllis Sonora (Clearfork) | 1 | 475 | 8.34K | May 2018 – Jul 2026 |
| Jennings O-9-18023 | Texas Royalty Corp. | Wildcat | 1 | 329 | 0 | Jun 2012 – Jun 2015 |
| Richardson 138 O-9-14864 | Dreyfus, Louis Natural Gas Corp | Sawyer (Strawn, North) | 1 | 299 | 8.21K | Feb 1999 – May 2000 |
| Richardson -135- O-9-9285 | Smith Pipe of Abilene | Sawyer (Leonard) | 1 | 286 | 8 | Jan 1993 – Mar 2009 |
| Steen O-9-14531 | Burlington Resources Oil&gas Co. | Steen (Wolfcamp) | 1 | 247 | 1.43K | Dec 1996 – Jan 1998 |
| Powell, Jas O-9-10662 | Adcock, Leroy | H. A. T. (Wolfcamp) | 1 | 208 | 41 | Jan 1993 – Apr 2002 |
| Mayer 36 O-9-18442 | Upp Operating, LLC | Sawyer (Leonard) | 4 | 172 | 1.75K | May 2013 – May 2019 |
| Florence Hamill 26 O-9-18135 | Toc Energy Resources, LLC | Phyllis Sonora (Clearfork) | 1 | 114 | 159 | Oct 2012 – Jul 2026 |
| Sawyer 169 O-9-14898 | KCS Medallion Resources, Inc. | Sawyer (Leonard) | 1 | 44 | 15.2K | Apr 1999 – Jan 2001 |
| Duke Wilson 21 O-9-18520 | Enervest Operating, L.L.C. | Sawyer (Leonard) | 1 | 13 | 24K | Apr 2013 – Nov 2017 |
| Ward 127 O-9-18293 | Enervest Operating, L.L.C. | Fawcett (Wolfcamp) | 1 | 1 | 6.17K | Feb 2012 – Jun 2016 |
| Kirby 1 O-9-21985 | Upp Operating, LLC | Sawyer (Leonard) | 1 | 1 | 0 | Jan 2023 – Jul 2026 |
| Epps G-1-100923 | Lolocav, LLC | Holman Ranch, N (Penn) | 1 | 0 | 2.45M | Jan 1993 – Jul 2026 |
| Fagan G-1-123421 | Tidwell Production Company | Holman Ranch, N (Penn) | 1 | 0 | 1.66K | Jan 1993 – Sep 2012 |
| Morriss 84 G-1-162037 | Upp Operating, LLC | Holman Ranch, N (Penn) | 1 | 0 | 273K | Oct 1996 – Jul 2026 |
| Canyon Ranch G-1-162933 | Enervest Operating, L.L.C. | Kelley (Ellenburger) | 1 | 0 | 0 | Apr 1997 – Feb 2017 |
| Canyon Ranch G-1-163401 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 17.1K | Sep 1996 – Jul 2026 |
| Cauthorn "85" G-1-163608 | Upp Operating, LLC | Holman Ranch, N (Penn) | 1 | 0 | 330K | Jan 1997 – Jul 2026 |
| Jones Ranch G-1-258453 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 0 | May 2010 – Jul 2026 |
| Nicks, Gerald 5 G-1-258472 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 0 | Mar 2010 – Jul 2026 |
| Nicks, Gerald 5 G-1-258476 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 0 | May 2010 – Jul 2026 |
| Diebitsch 70 G-1-258497 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 0 | Jul 2010 – Jul 2026 |
| Shannon 52 G-1-262417 | Upp Operating, LLC | Kelley (Ellenburger) | 1 | 0 | 0 | Jun 2010 – Jul 2026 |
| Wilson G-9-53281 | O'Ryan Oil and Gas | Miers, NE (Strawn) | 1 | 0 | 129K | Jan 1993 – Jul 2012 |
| Espy, H. T. G-9-53803 | Robert C. Brower, LLC | Sawyer (Canyon) | 1 | 0 | 386K | Jan 1993 – Jul 2026 |
| McDermott G-9-53859 | Simpco | Roberts (Canyon) | 1 | 0 | 0 | Jan 1993 – Apr 1995 |
| Mayer, Edwin S., Jr. G-9-55003 | Highmount Expl & Prod Texas LLC | Sawyer (Canyon) | 1 | 0 | 71K | Jan 1993 – Dec 2011 |
| Sawyer 129 G-9-55766 | Enron Oil & Gas Company | Sawyer (Canyon) | 1 | 0 | 0 | Jan 1993 – Feb 1995 |
| Mayer, Edwin S. Jr. "D" G-9-55799 | Smith Pipe of Abilene | Sawyer (Canyon) | 1 | 0 | 13.9K | Jan 1993 – Mar 2009 |
| Shurley 36 G-9-55890 | Upp Operating, LLC | Sawyer (Canyon) | 1 | 0 | 141K | Jan 1993 – Jul 2026 |
| Sawyer 169 G-9-55915 | KCS Medallion Resources, Inc. | Sawyer (Canyon) | 1 | 0 | 5.3K | Jan 1993 – Jul 1998 |