| Naiser, J. E. et Al G-3-127323 | Faulconer Energy, LLC only | Rio Loco (Yegua) | Wharton | 1 | 46.7K | 7.58M | by Jan 1993 – Aug 2022 |
| Wendel G-3-208765 | Texas Operating Partners LLC only | Jones Creek (Deep Wilcox) | Wharton | 1 | 46.4K | 1.37M | Mar 2005 – Jan 2025 |
| Cockburn, H. C. O-3-7219 | KCS Resources, Inc. only | Magnet Withers (F- 7-B, East) | Wharton | 1 | 46K | 39.5K | by Jan 1993 – Jul 2007 |
| Pierce Estate A G-3-249131 | Ballard Exploration Company,inc. only | El Campo (Yegua) | Wharton | 1 | 45.8K | 490K | Apr 2008 – Dec 2010 |
| Glaze G-3-198322 | CML Exploration, LLC only | Jones Creek (Yegua) | Wharton | 1 | 45.7K | 5.11M | Nov 2003 – Jan 2017 |
| Saint John Catholic Church Unit G-3-168100 | Faulconer Energy, LLC only | Mott Slough (Yegua) | Wharton | 1 | 45.4K | 4M | May 1998 – Aug 2026 |
| Swanson-Meek Gas Unit G-3-161300 | Proline Energy Resources Inc only | Phase Four (10540 Yegua) | Wharton | 1 | 45.1K | 2.9M | Jul 1996 – Jul 2025 |
| Lehman Unit O-3-2920 | Atasca Resources, Inc. only | Magnet Withers, E. (Frio) | Wharton | 1 | 44.6K | 27.9K | by Jan 1993 – Jun 1996 |
| Wright O-3-28157 | MB Energy, LLC only | Hutchins-Kubela (Howell) | Wharton | 1 | 44.5K | 1.76K | Aug 2023 – Aug 2026 |
| Bartos G-3-121883 | Hilcorp Energy Company only | El Campo, NE (Yegua) | Wharton | 1 | 44.2K | 802K | by Jan 1993 – Sep 2020 |
| Dorotik "A" G-3-179477 | Halcon Resources Operating, Inc. only | New Taiton (Meek) | Wharton | 1 | 43.2K | 2.7M | Oct 2000 – Sep 2010 |
| Duson O-3-25429 | Amexco, LLC only | Hutchins-Kubela (Kubela Sand) | Wharton | 2 | 43.1K | 47.7K | Nov 2009 – Jan 2026 |
| Miller-Palt Unit G-3-286545 | Ricochet Energy, Inc. only | Hutchins-Kubela (Frio 4380) | Wharton | 1 | 42.7K | 33.6K | May 2017 – Jul 2026 |
| Swanson, E. H. O-3-2481 | Ramsey Production Company, LLC only | Hutchins, SW. (5800 SD) | Wharton | 2 | 42.6K | 30 | by Jan 1993 – Apr 2001 |
| Weinheimer, E. A. G-3-145881 | Houston Hydrocarbons, Inc. (A) only | Alwan (Yegua 7570) | Wharton | 1 | 42.2K | 915K | Mar 1993 – Oct 1998 |
| Broussard-Hancock-Stovall -A- O-3-2917 | Apache Corporation only | Magnet Withers | Wharton | 1 | 42.1K | 88.5K | by Jan 1993 – Aug 2004 |
| Whorton G-3-173907 | Mountain V Texas, LLC only | Peach (Yegua, Lower) | Wharton | 1 | 41.9K | 523K | Jun 1999 – May 2002 |
| Mitchell G-3-162706 | Cox & Perkins Exploration, Inc. only | Phase Four (8800 Yegua) | Wharton | 1 | 41.2K | 1.17M | Feb 1997 – Apr 2002 |
| Mullins, A. A. -B- O-3-520 | Boling Production Company, Inc. only | Boling | Wharton | 2 | 41.1K | 142 | by Jan 1993 – Aug 2026 |
| Cockburn Unit O-3-21160 | Atasca Resources, Inc. only | Magnet Withers, E. (Frio) | Wharton | 1 | 40.9K | 12.2K | Feb 1993 – Jun 1997 |
| Duncan, F. B. G-3-5248 | Proline Energy Resources Inc only | Bernard, W. (Clodine) | Wharton | 1 | 40.8K | 4.2M | by Jan 1993 – Mar 2021 |
| Mangum Gas Unit G-3-148314 | Finley Resources, Inc. only | El Campo, NE (Yegua) | Wharton | 1 | 40.8K | 1.12M | Jan 1994 – Feb 2010 |
| Goff, E. G. G-3-196309 | Goldenrod Gas, Inc. only | Cottonmouth (Wilcox) | Wharton | 1 | 40.7K | 2.78M | Jun 2003 – Aug 2026 |
| Vineyard "B" O-3-12290 | Uphill Consulting LLC only | Arrington (Marg.) | Wharton | 3 | 40.2K | 22.3K | by Jan 1993 – May 2015 |
| Carriere, Evelyn C. et Al G-3-135650 | Faulconer Energy, LLC only | Porter's Creek (Yegua) | Wharton | 1 | 40.1K | 3.85M | by Jan 1993 – Aug 2026 |
| Pratka G-3-269494 | CML Exploration, LLC only | Gresham (9700) | Wharton | 1 | 39.5K | 1.05M | Feb 2013 – Aug 2026 |
| Couey-Harfst Gas Unit G-3-222307 | Mountain V Texas, LLC only | Porter's Creek, South (Wilcox) | Wharton | 1 | 39.4K | 5.55M | Aug 2006 – Jan 2025 |
| Gilbert-Freeman Unit G-3-263493 | Sandel Operating Company only | Cypress Eagle (Wilcox) | Wharton | 1 | 39.2K | 2.17M | Oct 2011 – Jul 2026 |
| Jones Creek Unit O-3-26448 | Mueller Exploration, Inc. only | Pickett Ridge, N. (Yegua DY) | Wharton | 1 | 38.9K | 825K | Dec 2013 – Oct 2017 |
| Rasmussen G-3-175261 | Sanchez Exploration Company LLC only | John Paul (Yegua) | Wharton | 1 | 38.9K | 1.12M | Sep 1999 – Jan 2010 |
| Fenner G-3-137440 | Home Petroleum Corp. only | Lost Fork (Yegua 6800) | Wharton | 1 | 38.8K | 4.55M | by Jan 1993 – Aug 2026 |
| Hite G-3-187151 | Forest Oil Corporation only | Wharton, W. (CK MTN 11200) | Wharton | 1 | 38.8K | 157K | Oct 2001 – Jul 2003 |
| Viper-Knipling O-3-27784 | Viper S.W.D., LLC only | Tenna (Hillje Sand) | Wharton | 1 | 38.5K | 0 | Oct 2019 – May 2024 |
| Pierce Estate O-3-25554 | Apache Corporation only | Magnet Withers (F-16) | Wharton | 6 | 38.5K | 126K | Jul 2010 – Nov 2016 |
| Cockburn State Yegua Unit G-3-245421 | Milagro Exploration, LLC only | Magnet Withers (Martinez SD) | Wharton | 1 | 38.5K | 8.99M | Nov 2008 – Oct 2010 |
| Kresta G-3-198554 | CML Exploration, LLC only | W. D. McMillan (Yegua 9650) | Wharton | 1 | 38.2K | 350K | Aug 2003 – Dec 2004 |
| Reed Unit G-3-281087 | Transpacific Energy, LLC only | Gresham (9700) | Wharton | 1 | 38.1K | 841K | Oct 2015 – Aug 2026 |
| Schweinle G-3-224328 | Mountain V Texas, LLC only | Bonus, SW. (Wilcox) | Wharton | 1 | 38K | 3.13M | Oct 2006 – Jul 2026 |
| Pierce Estate O-3-25798 | Remora Management, LLC only | Magnet Withers (F-18, East) | Wharton | 2 | 37.5K | 76.8K | Apr 2011 – Jun 2018 |
| Shannon, L. H. G-3-166867 | Mountain V Texas, LLC only | Hudgins Ranch (Wilcox) | Wharton | 1 | 36.8K | 3.73M | Jan 1998 – Jul 2025 |
| Bradley, Gertrude O-3-7389 | Producers Well Service, Inc. only | Boling (Iago) | Wharton | 1 | 36.8K | 128 | by Jan 1993 – Jan 2012 |
| Pierce Estate O-3-11947 | CHP Oil & Gas Company, L.C. only | Hutchins, South (5800) | Wharton | 1 | 36.5K | 5.03K | by Jan 1993 – Aug 2026 |
| Thompson Unit O-3-11549 | Long Trusts, The only | Daboval (Frio 5180) | Wharton | 1 | 36.5K | 43 | by Jan 1993 – Jun 2009 |
| Richter G-3-148926 | Faulconer Energy, LLC only | Mott Slough (Yegua) | Wharton | 1 | 36.2K | 1.56M | Feb 1994 – Aug 2026 |
| Schweinle G-3-185211 | Mountain V Texas, LLC only | Bonus, SW. (Wilcox) | Wharton | 1 | 36.2K | 1.93M | Sep 2001 – Mar 2015 |
| Dorotik G-3-150118 | Dewbre Petroleum Corporation only | New Taiton (Meek) | Wharton | 1 | 36.2K | 1.22M | Mar 1994 – Mar 2001 |
| Brothers-Knipling Oil Unit O-3-22024 | Owl Creek Production Co., Inc. only | Tenna (Knipling Sand) | Wharton | 1 | 35.9K | 37K | May 1993 – Aug 1997 |
| Kuehnle G-3-146633 | Hilcorp Energy Company only | El Campo (Yegua) | Wharton | 1 | 35.9K | 400K | Aug 1993 – Jul 1995 |
| Holt, James I et UX G-3-154975 | Mission Resources Corporation only | Porter's Creek (Yegua) | Wharton | 1 | 35.6K | 1.36M | Aug 1995 – Jul 2001 |
| Gold-Zapp G-3-180578 | Proline Energy Resources Inc only | Phase Four (10500 Yegua) | Wharton | 1 | 35.6K | 1.4M | Dec 2000 – Mar 2026 |