| Kurth, J.H., Jr. -B- O-3-27180 | Foundation Energy Management LLC | Newton, N. (Kurth Sand) | 3 | 2.15M | 1.01M | Jun 2016 – Jul 2026 |
| Newton "B" O-3-24267 | HD Operating Co, LLC | Newton | 7 | 679K | 1.37M | Jul 2002 – Jul 2026 |
| Aeolus O-3-24947 | 84 Energy LLC | Norian (Y2-B) | 1 | 642K | 676K | Dec 2006 – Jul 2026 |
| Vastar O-3-23734 | HD Operating Co, LLC | Newton | 5 | 616K | 1.69M | Aug 1999 – Jul 2026 |
| Burns O-3-23505 | HD Operating Co, LLC | Newton | 7 | 611K | 1.51M | Jul 1998 – Jul 2026 |
| Quinn, B. E., Etal #3 O-3-1711 | Dartex Energy Corporation | Gist | 9 | 568K | 503K | Jan 1993 – Jul 2026 |
| Devil's Pocket, West O-3-19686 | Atlas Operating LLC | Devils Pocket, West | 7 | 564K | 1.1M | Jan 1993 – Jul 2026 |
| Jones Unit A-981 O-3-22967 | Bonfire Operating LLC | Brookeland (Wilcox 7740) | 1 | 524K | 428K | Feb 1996 – Jul 2026 |
| Texaco Fee Brookland O-6-13040 | Bonfire Operating LLC | Brookeland (Austin Chalk, 8800) | 5 | 493K | 5.1M | Jan 1993 – Jul 2026 |
| Kurth, J. H., Jr. -A- O-3-5035 | Foundation Energy Management LLC | Newton, N. (Kurth Sand) | 3 | 440K | 213K | Jan 1993 – Jul 2026 |
| Hartburg Lumber Co., Etal O-3-4723 | Dartex Energy Corporation | Gist | 7 | 440K | 302K | Jan 1993 – Jul 2026 |
| Sabine-Tram, SW Unit O-3-20519 | Continental Operating Co. | Sabine Tram, SW (Wilcox 11,500) | 10 | 409K | 1.46M | Jan 1993 – Jul 2018 |
| Pure Resources "A" O-3-24731 | HD Operating Co, LLC | Newton | 3 | 378K | 1.15M | Jun 2005 – Jul 2026 |
| Bledsoe, Lindsey O-3-25470 | Olipdp II, LLC | Maple Gap (EY1) | 1 | 332K | 840K | Feb 2009 – Jul 2026 |
| Newton O-3-24266 | HD Operating Co, LLC | Newton | 2 | 289K | 718K | Jun 2002 – Jul 2026 |
| Champion Unit 1 O-6-13243 | Prize Exploration & Prod, LLC | Brookeland (Austin Chalk, 8800) | 1 | 274K | 1.34M | Sep 1993 – Jul 2026 |
| Brown-Donner a-1166 Unit O-6-13316 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 2 | 270K | 2.09M | Apr 1994 – Jul 2026 |
| Arc-Call & Jones O-3-9780 | HD Operating Co, LLC | Newton | 3 | 268K | 835K | Jan 1993 – Jul 2026 |
| Arco-Maersk O-6-12753 | Mineral Technologies, Inc. | Brookeland (Austin Chalk, 8800) | 7 | 231K | 1.8M | Jan 1993 – Jul 2026 |
| Arco-Donaho O-3-25372 | Neches Transport Inc. | Ada Call (Y-5) | 2 | 226K | 0 | Mar 2009 – Jul 2026 |
| Champion Ray O-3-24298 | HD Operating Co, LLC | Newton | 2 | 222K | 633K | Dec 2002 – Jul 2026 |
| B. E. Quinn Estate O-3-22734 | Indian Exploration, Inc. | Blue Marsh (Wilcox 9400) | 1 | 217K | 215K | Jun 1995 – Jul 2026 |
| Quicksand Creek O-3-22905 | Will-Drill Production Co., Inc. | Quicksand Creek (Wilcox) | 7 | 216K | 1.12M | Jan 1996 – Jun 2024 |
| Kuhnert O-3-23710 | Prime Operating Company | Bon Weir (10,800) | 1 | 207K | 57.2K | Aug 1999 – Jul 2026 |
| Live Oak O-3-26234 | Square Mile Energy, L.L.C. | Hartburg, West (Hackberry) | 1 | 204K | 126K | Dec 2012 – Jul 2025 |
| Kurth, J.H. Jr. Trustee et AL O-3-17967 | Indian Exploration, Inc. | Blue Marsh (Wilcox A-4) | 1 | 201K | 143K | Jan 1993 – Jul 2026 |
| Foley-Tram O-3-26833 | Well-Co Solutions, LLC | Sabine Tram, SW. (Wilcox 11800) | 1 | 199K | 600K | Jun 2014 – Jul 2026 |
| McClain O-3-19503 | Hilcorp Energy Company | Hartburg, S.E. (Middle) | 2 | 197K | 455K | Jan 1993 – Jul 2026 |
| Smith Unit A-531 O-6-14085 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 1 | 196K | 1.6M | Apr 2001 – Jul 2026 |
| Texaco Fee Unit 3 O-6-13152 | HK Energy Operating, LLC | Brookeland (Austin Chalk, 8800) | 1 | 182K | 4.18M | Jan 1993 – Aug 2015 |
| Gibbs Bros. Unit O-6-13923 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 2 | 182K | 1.1M | Jan 1999 – Jul 2026 |
| Champion O-3-24470 | HD Operating Co, LLC | Newton | 2 | 177K | 574K | Dec 2003 – Jul 2026 |
| Cassandra O-3-25125 | 84 Energy LLC | Call, S. (Yegua 3RD) | 1 | 168K | 99.2K | Dec 2007 – Jul 2026 |
| Whitten Unit O-3-24490 | HD Operating Co, LLC | Newton | 2 | 167K | 410K | Jan 2004 – Jul 2026 |
| Donner O-3-25531 | 84 Energy LLC | Hartburg, NW. (7100) | 2 | 165K | 554 | Jun 2010 – Jul 2026 |
| Champion Int'l. Unit A-565 O-6-14101 | Rockstar Production, LLC | Brookeland (Austin Chalk, 8800) | 1 | 164K | 1.19M | May 2001 – Jul 2026 |
| Champion O-6-13287 | Berenergy Corporation | Brookeland (Austin Chalk, 8800) | 1 | 162K | 1.91M | Jan 1994 – Apr 1996 |
| Arco Fee O-6-13251 | Rme Petroleum Company | Brookeland (Austin Chalk, 8800) | 1 | 158K | 910K | Aug 1993 – Apr 2001 |
| Champion Int'l. Unit A-1148 O-6-13406 | Atlas Operating LLC | Brookeland (Austin Chalk, 8800) | 2 | 157K | 1.06M | Mar 1995 – Jul 2026 |
| Champion Int'l. Unit A-796 O-6-14109 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 1 | 156K | 1.15M | Jul 2001 – Jul 2026 |
| Barrow Unit A-928 O-6-14280 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 1 | 153K | 1.21M | Dec 2003 – Jul 2026 |
| Donner-Brown 567 O-6-14006 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 1 | 153K | 1.43M | Apr 2000 – Jul 2026 |
| Texaco Fee Ami O-6-13074 | Anadarko E&P Company LP | Brookeland (Austin Chalk, 8800) | 3 | 148K | 1.85M | Jan 1993 – Dec 2002 |
| Texaco Ami Unit 1 O-6-13113 | Lodel Energy Resources Corporati | Brookeland (Austin Chalk, 8800) | 1 | 147K | 1.08M | Jan 1993 – Jul 2026 |
| Hankamer-Tram O-3-26892 | Well-Co Solutions, LLC | Sabine Tram (Wilcox 2) | 2 | 144K | 344K | Mar 2014 – Jul 2026 |
| Champion Unit 1 O-6-13315 | Swift Energy Company | Brookeland (Austin Chalk, 8800) | 1 | 144K | 484K | Nov 1993 – Nov 2004 |
| Mel K. O-3-23255 | Prime Operating Company | Bon Weir (11,100) | 2 | 144K | 425K | May 1997 – Sep 2020 |
| Temple-Inland Unit A-923 O-6-14056 | Arcadia Energy Resources, LLC | Brookeland (Austin Chalk, 8800) | 1 | 139K | 1.91M | Dec 2000 – Jul 2026 |
| Champion Int'l Unit a-2O No. 2 O-6-13345 | Swift Energy Company | Brookeland (Austin Chalk, 8800) | 2 | 139K | 1.04M | Jun 1994 – Feb 2000 |
| Pure Resources O-3-24918 | HD Operating Co, LLC | Newton | 1 | 139K | 204K | Mar 2005 – Jul 2026 |