| Russell Unit G-1-292508 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | De Witt | 1 | 354K | 729K | Mar 2018 – Aug 2026 |
| Russells Reserve 8-82S Unit G-10-288216 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 349K | 2.16M | May 2019 – Aug 2026 |
| Russell Unit G-1-292455 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | De Witt | 1 | 296K | 775K | Mar 2018 – Aug 2026 |
| Russell-Bevly Unit G-4-257552 | JC Bear Operating LLC only | Mobil-David (Frio 12,600) | Nueces | 1 | 165K | 2.74M | Sep 2010 – Aug 2026 |
| Russell Rentfro G-4-224306 | Mountain V Texas, LLC only | Jeffress (Vicksburg V) | Hidalgo | 1 | 134K | 8.7M | Nov 2006 – May 2026 |
| Russell-Winch G-4-143764 | Arete Operating Company, LLC only | Belle Jeffers (7850) | Webb | 1 | 120K | 2.9M | by Jan 1993 – Sep 2019 |
| Rentfro, Russell G-4-143691 | Mountain V Texas, LLC only | Jeffress (Vicksburg V) | Hidalgo | 1 | 120K | 6.25M | by Jan 1993 – May 2026 |
| Parsell-Payne 161/162 A G-14-295209 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 96.8K | 1.31M | Mar 2023 – Aug 2026 |
| Hilbrich-Sellers G-2-192220 | Traton Operating Company only | Caliente (10,600) | Karnes | 1 | 73.3K | 3.7M | Jun 2002 – Sep 2009 |
| Russell-Winch G-4-151909 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 71.2K | 5.03M | Nov 1994 – Jul 2026 |
| Brassell G-3-271284 | E2 Operating LLC only | Fort Trinidad (Glen Rose, Upper) | Madison | 1 | 68.5K | 377K | Mar 2013 – Jun 2026 |
| Sell, Julius G-14-280674 | Latigo Petroleum, LLC only | Pan Petro (Cleveland) | Ochiltree | 1 | 68.3K | 1.08M | Mar 2016 – Aug 2026 |
| La Presa G-4-225853 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 7200) | Brooks | 1 | 65.4K | 1M | Mar 2007 – Aug 2026 |
| Russell Rentfro G-4-232153 | Mountain V Texas, LLC only | Jeffress (Vicksburg V) | Hidalgo | 1 | 60.6K | 4.63M | Nov 2007 – May 2026 |
| Parsell 34 G-14-282960 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Roberts | 1 | 53.9K | 286K | Mar 2015 – Aug 2026 |
| Rentfro, Russell G-4-149004 | Texaco E & P Inc. only | Jeffress (Vicksburg U) | Hidalgo | 1 | 53.5K | 3.34M | Mar 1994 – Oct 2000 |
| Russell-Winch G-4-166302 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 51.7K | 2.38M | Jan 1998 – Apr 2026 |
| Russell-Winch G-4-251030 | Arete Operating Company II, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 49.6K | 2.3M | Jul 2009 – Aug 2026 |
| Adams G-14-177020 | Apache Corporation only | Parsell (Morrow, Lower) | Ochiltree | 1 | 48.8K | 1.69M | Apr 2000 – Mar 2013 |
| Russell-Winch G-4-143294 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 45.6K | 1.89M | by Jan 1993 – Jul 2026 |
| Hilbrich-Sellers Gas Unit G-2-202655 | Traton Operating Company only | Caliente (11,600) | Karnes | 1 | 33.1K | 2.84M | Mar 2004 – Jun 2010 |
| Russell - Winch G-4-196183 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 32.8K | 2.07M | Jun 2003 – Jul 2026 |
| Russell G-11-236276 | Wagner Oil Company only | Broken Bone (Congl.) | Cottle | 1 | 27.3K | 1.96M | Apr 2008 – Aug 2026 |
| Russell G-11-161922 | Wagner Oil Company only | Rhombochasm (Bend Conglomerate) | Cottle | 1 | 26.4K | 2.32M | Feb 1997 – Dec 2021 |
| Hilbrich-Sellers Gas Unit No. 2 G-2-188384 | Traton Operating Company only | Caliente (11,600) | Karnes | 1 | 26.1K | 3.5M | Nov 2001 – Jun 2010 |
| Russell - Winch G-4-193163 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 23.7K | 1.21M | Jan 2003 – Jul 2026 |
| Russell G-11-216195 | Wagner Oil Company only | Broken Bone (Congl.) | Cottle | 1 | 22.4K | 1.36M | Feb 2006 – Aug 2026 |
| Sells, Katherine Maude G-2-135557 | Amrwr, LLC only | Appling, N. (8000) | Calhoun | 1 | 22.3K | 1.21M | by Jan 1993 – Apr 2004 |
| Rentfro, Russell G-4-197895 | Mountain V Texas, LLC only | Jeffress, N (Vksbg, LO) | Hidalgo | 1 | 22.2K | 2M | Oct 2003 – Apr 2026 |
| Sells, Katherine Maude G-2-173264 | Corum Production Company only | Appling, N. (Melbourne, Upper) | Calhoun | 1 | 22.1K | 1.16M | Apr 1999 – Apr 2004 |
| Russell, F D G-10-290942 | Greenlake Energy Operating, LLC only | Phantom (Wolfcamp) | Loving | 1 | 21.2K | 81.8K | Jun 2019 – Apr 2023 |
| La Presa G-4-223826 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 21.1K | 2.52M | Dec 2006 – Mar 2024 |
| Russell G-11-276658 | Wagner Oil Company only | Broken Bone (Congl.) | Cottle | 1 | 21.1K | 1.52M | Dec 2014 – Aug 2026 |
| Brainard 61 G-14-264797 | Corlena Oil Company only | Parsell (Morrow, Lower) | Lipscomb | 1 | 20.8K | 4.58M | Jul 2011 – Aug 2026 |
| Russell - Winch G-4-132796 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 20.7K | 2.71M | by Jan 1993 – Feb 2026 |
| Parsell, Warren B. et al -K- G-14-196196 | Latigo Petroleum, LLC only | Parsell (Morrow, Upper) | Roberts | 1 | 19.5K | 2.99M | Jun 2003 – Aug 2026 |
| Panola Development Company G-6-261371 | Glassell Producing Company, Inc. only | Carthage (Travis Peak) | Panola | 1 | 19.5K | 437K | Dec 2010 – Jan 2022 |
| Russell Winch G-4-253015 | Arete Operating Company II, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 18.6K | 1.07M | Nov 2009 – Aug 2026 |
| Rentfro, Russell G-4-184150 | Mountain V Texas, LLC only | Jeffress (Vicksburg T) | Hidalgo | 1 | 17.9K | 1.18M | Jun 2001 – Sep 2003 |
| Russell G-11-163690 | Wagner Oil Company only | Broken Bone (Congl.) | Cottle | 1 | 17.2K | 518K | Jul 1997 – Sep 2025 |
| Russell Rentfro G-4-248356 | Mountain V Texas, LLC only | Jeffress (Vicksburg V) | Hidalgo | 1 | 16.9K | 810K | Mar 2009 – Apr 2026 |
| Halsell Ranch G-13-273997 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Jack | 1 | 15.6K | 1.32M | Jul 2014 – Jan 2024 |
| Russell-Winch G-4-111905 | Arete Operating Company, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 15.4K | 1.87M | by Jan 1993 – Jul 2026 |
| Keating Halsell G-13-277040 | Eagleridge Operating, LLC only | KRS (Marble Falls) | Palo Pinto | 1 | 15.4K | 658K | Dec 2013 – Jul 2026 |
| La Presa G-4-242015 | D. O. G. Operating, LLC only | Jack Russell (Vicksburg 8520) | Brooks | 1 | 15.1K | 319K | Oct 2008 – Aug 2023 |
| Kile G-14-150091 | Natural Gas Anadarko Company only | Parsell (Morrow, Upper) | Ochiltree | 1 | 14.5K | 1.34M | May 1994 – Aug 2015 |
| Black Ranch G-8-197269 | Russell Bros. Oil & Gas, Inc. only | Stephens County Regular | Stephens | 1 | 14.4K | 191K | Sep 2003 – Aug 2026 |
| Parnell "143" G-14-187308 | Mewbourne Oil Company only | Parsell (Morrow, Lower) | Ochiltree | 1 | 14K | 971K | Jan 2002 – Aug 2026 |
| Mahler G-14-104338 | Bracken Operating, L.L.C. only | Parsell (Morrow, Upper) | Hemphill | 1 | 13.8K | 986K | by Jan 1993 – Mar 2016 |
| Russell "A" G-5-165092 | Valence Operating Company only | Bear Grass (Travis Peak) | Leon | 1 | 13.3K | 1.32M | Aug 1997 – Jun 2026 |