| Longhorn a Eagle Ford Pooled UT G-1-296935 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Frio | 1 | 0 | 534K | Feb 2019 – Jul 2026 |
| Longhorn a Eagle Ford Pooled UT G-1-296936 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Frio | 1 | 0 | 494K | Feb 2019 – Jul 2026 |
| Longhorn a Eagle Ford Pooled UT G-1-296940 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Frio | 1 | 0 | 526K | Feb 2019 – Jul 2026 |
| Longhorn a Eagle Ford Pooled UT G-1-297019 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Frio | 1 | 0 | 294K | Feb 2019 – Jul 2026 |
| Seim, Agnes G-2-214519 | Pool Operating Corporation only | Wildcat | DE Witt | 1 | 0 | 0 | Jun 2005 – Apr 2007 |
| Gips, Edwin G-2-218109 | Pool Operating Corporation only | Yorktown (Keseling) | DE Witt | 1 | 0 | 1.37K | Mar 2006 – Feb 2016 |
| Barber Ranch Ltd G-2-255295 | Pool Operating Corporation only | Blanco Creek (5870) | Refugio | 1 | 0 | 30.4K | Jun 2009 – Mar 2013 |
| Rooke G-2-267016 | Pool Operating Corporation only | Aldrete (5850) | Refugio | 1 | 0 | 0 | Mar 2011 – Jan 2014 |
| Barber Ranch Ltd G-2-268187 | Pool Operating Corporation only | Blanco Creek (7100) | Refugio | 1 | 0 | 12.8K | Jan 2010 – Oct 2016 |
| Poole, Winnie G-3-6916 | Newman, John, Ltd. only | Lissie (6300) | — | 1 | 0 | 0 | Jan 1993 – Aug 2004 |
| Poole, Winnie, -A- G-3-31716 | Newman, John, Ltd. only | Lissie (Gose 4200) | — | 1 | 0 | 0 | Jan 1993 – Jul 2004 |
| Poole G-3-47134 | Magnum Producing, LP only | Ramsey, E. (Wilcox 9350) | — | 1 | 0 | 1.93M | Jan 1993 – Jul 2026 |
| Poole G-3-47136 | Rasmussen, Hal J. Operating, Inc only | Ramsey, East (8900) | — | 1 | 0 | 0 | Jan 1993 – Jun 1993 |
| Colby-Claypool G-3-84495 | Kerr-McGee Oil & Gas Onshore LLC only | Elwood (Vicksburg) | Chambers | 1 | 0 | 2.36M | Jan 1993 – Oct 2005 |
| Poole Gas Unit G-3-97927 | HRB Operating Company, Inc. only | Lissie (Wilcox 9600) | Wharton | 1 | 0 | 2.08M | Jan 1993 – Jul 2026 |
| Poole ,w Unit G-3-109223 | A.j.& M. Oil Company only | Lissie, South (Wilcox 9800) | Wharton | 1 | 0 | 110K | Jan 1993 – Feb 1998 |
| Todd Unit G-3-113034 | Esenjay Petroleum Corp. only | Liverpool (10150) | Brazoria | 1 | 0 | 0 | Jan 1993 – Jan 1993 |
| Waldorf-Pool G-3-143409 | Magnolia Oil & Gas Operating LLC only | Clay, NE (Austin Chalk 11350) | Brazos | 1 | 0 | 1.09M | Jan 1993 – Apr 2021 |
| Poole, V. G-3-145923 | Hilcorp Energy Company only | Redmond Creek (Yegua) | Liberty | 1 | 0 | 1.32M | Jan 1993 – Jul 2003 |
| Pool G-3-157493 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk, Gas) | Grimes | 1 | 0 | 6.03M | Dec 1995 – Jul 2026 |
| Todd G-3-158753 | Gaither Petroleum Corporation only | Liverpool (11,400) | Brazoria | 1 | 0 | 20.1K | May 1996 – Jan 1997 |
| Todd G-3-176249 | Gaither Petroleum Corporation only | Liverpool (10,400) | Brazoria | 1 | 0 | 230K | Jun 1999 – Mar 2007 |
| Preismeyer-Poole UT 2 G-3-179070 | Magnum Producing, LP only | Ramsey, E. (Wilcox 9370) | Colorado | 1 | 0 | 554K | Mar 2000 – Apr 2012 |
| Poole "B" G-3-187569 | Magnum Producing & Operating Co. only | Ramsey ( 9500) | Colorado | 1 | 0 | 52.8K | Nov 2001 – May 2003 |
| Colby-Claypool G-3-189814 | Denbury Onshore, LLC only | Elwood (L. Vicksburg 13200 SD) | Chambers | 1 | 0 | 5.21M | May 2002 – Aug 2011 |
| Poole "B" G-3-193384 | Magnum Producing, LP only | Ramsey (10,700) | Colorado | 1 | 0 | 1.01M | Jan 2003 – Jun 2024 |
| Poole G-3-197643 | Arcadia Operating, LLC only | Reasoner (12600) | Brazoria | 1 | 0 | 946K | Feb 2003 – Jul 2026 |
| Poole G-3-197874 | Arcadia Operating, LLC only | Reasoner (12600) | Brazoria | 1 | 0 | 1.64M | Mar 2002 – Jul 2026 |
| Colby-Claypool G-3-198069 | Denbury Onshore, LLC only | Elwood (Discorbis) | Chambers | 1 | 0 | 2.59M | Sep 2003 – Aug 2011 |
| Poole G-3-201413 | Santos USA Corp. only | Wildcat | Brazoria | 1 | 0 | 0 | May 2002 – Jan 2004 |
| Colby-Claypool G-3-214742 | Denbury Onshore, LLC only | Elwood (Discorbis) | Chambers | 1 | 0 | 0 | Nov 2005 – Aug 2011 |
| Colby-Claypool G-3-217599 | Denbury Onshore, LLC only | Elwood (Vicksburg) | Chambers | 1 | 0 | 23.2K | May 2006 – Dec 2008 |
| State Tract 405-LN/2 SE/4 G-3-224098 | Black Pool Energy, LP only | Brazos Block 405 (10,040 Sand) | Brazos-LB | 1 | 0 | 3.17M | Mar 2006 – Jul 2020 |
| S.T. 414-S S/2 G-3-227978 | Black Pool Energy, LP only | S.T. 414-S S2 (Lower Marg "A") | Brazos-SB | 1 | 0 | 298K | Nov 2006 – May 2024 |
| Colby-Claypool G-3-245841 | Denbury Onshore, LLC only | Willow Slough (FB-a, F-1) | Chambers | 1 | 0 | 0 | Dec 2008 – Aug 2011 |
| S.T. 307-L N/2 NW/4 G-3-255489 | Black Pool Energy, LP only | Wildcat | Galveston-LB | 1 | 0 | 2.04M | Apr 2009 – Jul 2024 |
| S.T. 307-L N/2 SW/4 G-3-255491 | Black Pool Energy, LP only | Wildcat | Galveston-LB | 1 | 0 | 870K | Apr 2009 – Jul 2024 |
| S.T. 307-L N/2 SW/4 G-3-255492 | Black Pool Energy, LP only | Wildcat | Galveston-LB | 1 | 0 | 1.4M | Apr 2009 – Jul 2024 |
| Bryan (Austin Chalk) Pooled Unit G-3-280001 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk, Gas) | Brazos | 1 | 0 | 21.2K | Oct 2014 – Jul 2026 |
| Bryan (Austin Chalk) Pooled Unit G-3-281165 | Hawkwood Energy Operating, LLC only | Giddings (Austin Chalk, Gas) | Brazos | 1 | 0 | 0 | Nov 2015 – Jul 2018 |
| Poole B G-3-296840 | Magnum Producing, LP only | Ramsey (8300 Wilcox) | Colorado | 1 | 0 | 54.5K | Dec 2023 – Jul 2026 |
| Lanier No. 1 Pooled Gas Unit G-4-182588 | EOG Resources, Inc. only | Benavides (Lobo Cons.) | Webb | 1 | 0 | 117K | Feb 2001 – Mar 2003 |
| Vanderpool G-4-229611 | Rockin' H Resources LLC only | Flores (Vicksburg, Lower) | Hidalgo | 1 | 0 | 2.49M | May 2006 – Jul 2026 |
| Carr Lundell Pooled Gas Unit G-4-262503 | Tare Resources, LLC only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 0 | 39.7K | Mar 2011 – Jul 2026 |
| Carter "A" G-5-79784 | Pool Production Services only | Simsboro, N. (Bossier Sd.) | Freestone | 1 | 0 | 0 | Jan 1993 – Feb 1997 |
| Pool, G. C. G-5-142251 | Ellis Exploration, Inc. only | Ham Fox (Rodessa) | Henderson | 1 | 0 | 43.4K | Jan 1993 – Nov 1996 |
| Grant Heirs Pooled Unit G-5-208135 | Western Production Company only | Newark, East (Caddo Lime) | Tarrant | 1 | 0 | 0 | Feb 2005 – Feb 2005 |
| Grant Heirs Pooled Unit G-5-210632 | Riverbirch Resources, LLC only | Newark, East (Caddo Lime) | Tarrant | 1 | 0 | 505K | Aug 2004 – Jul 2026 |
| Pool, Sidney Gas Unit 1 G-6-77836 | Faulconer Energy, LLC only | Rosewood (Cotton Valley) | Upshur | 1 | 0 | 1.08M | Jan 1993 – Jul 2026 |
| McKnight Pooled Unit G-1-185797 | Lakeshore Operating, LLC only | Epperson (Canyon Sand) | Edwards | 1 | 0 | 929K | Feb 2001 – Jul 2026 |