| Atkinson Island Unit G-3-213676 | Torrent Oil LLC only | Atkinson Island (Cons.) | Chambers | 1 | 39.4K | 980K | Nov 2005 – Mar 2014 |
| State Tract 127 G-3-202095 | Erg Resources, L.L.C. only | Atkinson Island (Frio) | Chambers | 1 | 38.2K | 480K | Jun 2004 – Aug 2007 |
| Atkinson G-6-245868 | Eqv Operating LLC only | Minden (Cotton Valley Cons.) | Rusk | 1 | 29.6K | 490K | Jan 2009 – Apr 2026 |
| Atkinson Family G-2-296157 | Kebo Oil & Gas, Inc. only | Lagarto, West (1ST Yegua) | Jim Wells | 1 | 7.37K | 206K | Dec 2023 – Apr 2026 |
| Atkinson G-14-157865 | Presidio Petroleum LLC only | Hemphill (Granite Wash.) | Hemphill | 1 | 5.77K | 1.42M | Oct 1995 – Apr 2026 |
| Atkinson, Mary E. G-2-3970 | Marwell Petroleum Ltd Partnrship only | Richard Adcock (5500) | Victoria | 1 | 1.96K | 584K | Jan 1993 – Apr 2026 |
| Atkinson Island Unit G-3-126202 | Torrent Oil LLC only | Atkinson Island (Cons.) | Chambers | 1 | 1.95K | 289K | Apr 2001 – Feb 2011 |
| Atkinson, Mary et Al G-2-151540 | Klotzman, M. S. Exploration Co. only | Richard Adcock (5200 Yegua) | Victoria | 1 | 1.74K | 360K | Sep 1994 – Mar 2014 |
| Moody-Atkinson Unit G-13-267880 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 1.55K | 132K | Oct 2012 – May 2015 |
| Atkinson G-14-58832 | Presidio Petroleum LLC only | Hemphill (Granite Wash.) | Hemphill | 1 | 1.11K | 318K | Apr 1993 – Aug 2008 |
| Frost National Bank Trustee G-2-100239 | Atkinson, Clifford III only | Ray Point, West | Live Oak | 1 | 1.01K | 128K | Jan 1993 – Mar 1995 |
| Atkinson, Warren G-1-149331 | Miller, W. C. Operating Company only | Sling (Slick "a" Sand) | McMullen | 1 | 853 | 59.5K | Apr 1994 – Oct 1995 |
| Moody-Atkinson Unit G-13-269024 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 632 | 25.8K | Oct 2012 – May 2013 |
| Atkinson, J. W. -A- G-1-151628 | Miller, W. C. Operating Company only | Loma Alta, North (3900 Yegua) | McMullen | 1 | 336 | 37.6K | Dec 1994 – Jul 1995 |
| Atkinson, Mary et Al G-2-62715 | Klotzman, M. S. Exploration Co. only | Richard Adcock (5500) | Victoria | 1 | 300 | 18.7K | Jan 1993 – Sep 1994 |
| Atkinson-McConnell Gas Unit G-13-202740 | Oakridge Oil and Gas, LP only | Teresa (5065) | Jack | 1 | 168 | 15.2K | May 2004 – Oct 2023 |
| Atkinson G-6-169709 | Shelby Operating Company only | Waskom (Travis Peak 7) | Panola | 1 | 154 | 140K | Jun 1998 – Sep 1999 |
| Atkinson-McConnell Gas Unit G-13-85603 | Oakridge Oil and Gas, LP only | Migl (5150) | Jack | 1 | 75 | 132K | Jan 1993 – Feb 2024 |
| Atkinson G-9-252634 | Bustamante Oil Company only | Irion, W. (Canyon) | Irion | 1 | 48 | 7.55K | Sep 2009 – Dec 2021 |
| Atkinson "C" G-8-18431 | Exlco, Inc. only | Parrott-Atkinson (Canyon) | Throckmorton | 1 | 1 | 22.5K | May 2011 – Apr 2026 |
| Atkinson, Mary E. Heirs G-2-158944 | Talon Development Co., Inc. only | Nursery (3400) | Victoria | 1 | 0 | 104K | Jun 1996 – Jan 1997 |
| Atkinson, Mary E. Heirs G-2-159314 | Talon Development Co., Inc. only | Rob Welder (2600) | Victoria | 1 | 0 | 923 | Jul 1996 – Jul 1996 |
| Atkinson Gas Storage G-2-184137 | Kebo Oil & Gas, Inc. only | Atkinson (4250) | Live Oak | 1 | 0 | 0 | — |
| Atkinson, Mary et Al G-2-273437 | Klotzman, M. S. Exploration Co. only | Richard Adcock (2950) | Victoria | 1 | 0 | 318K | Mar 2014 – Mar 2018 |
| Atkinson, Mary et Al G-2-286050 | Klotzman, M. S. Exploration Co. only | Wildcat | Victoria | 1 | 0 | 0 | — |
| Atkinson Island SWD G-3-171804 | Torrent Oil LLC only | Cedar Point (Upper Frio) | Chambers | 1 | 0 | 0 | — |
| State Tract 126 G-3-251178 | Erg Resources, L.L.C. only | Atkinson Island (Frio) | Chambers | 1 | 0 | 8.55K | Jul 2008 – Sep 2008 |
| Atkinson Unit G-6-260828 | Apex Natural Gas, LLC only | Carthage (Haynesville Shale) | Nacogdoches | 1 | 0 | 3.12M | Nov 2010 – Apr 2026 |
| Atkinson, Joe G-8-86267 | Western American Expl. Co.,inc. only | Brown Co. Regular (Marble Falls) | Brown | 1 | 0 | 0 | — |
| Atkinson, Belle "B" G-8-102650 | Exlco, Inc. only | Woodson (Gunsight) | Throckmorton | 1 | 0 | 0 | — |
| Atkinson, Belle "E" G-8-104288 | Exlco, Inc. only | Woodson (Gunsight) | Throckmorton | 1 | 0 | 0 | — |
| Atkinson "F" G-8-111757 | Exlco, Inc. only | Throckmorton County Regular(gas) | Throckmorton | 1 | 0 | 0 | — |
| Atkinson G-8-247064 | Wilbourn Energy Inc. only | Toga (Cisco) | Lampasas | 1 | 0 | 0 | — |
| Atkinson G-8-247263 | Wilbourn Energy Inc. only | Toga (Cisco) | Lampasas | 1 | 0 | 0 | — |
| Moody-Atkinson G-13-29277 | Upham Oil & Gas Company only | Boonsville (Bend Congl., Gas) | Wise | 1 | 0 | 116K | Jan 1993 – Feb 2017 |
| Moody-Atkinson G-13-112689 | Upham Oil & Gas Company only | Boonsville (Bend Congl., Gas) | Wise | 1 | 0 | 381K | Jan 1993 – Apr 2026 |
| Atkinson G-13-256814 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 0 | 2.41M | Jun 2010 – Apr 2026 |
| Atkinson G-14-25986 | Bce-Mach III LLC only | Panhandle, East | Collingsworth | 1 | 0 | 98.3K | Jan 1993 – Apr 2026 |
| Atkinson -A- G-14-25987 | Bce-Mach III LLC only | Panhandle, East | Collingsworth | 1 | 0 | 318K | Jan 1993 – Apr 2026 |
| Atkinson B G-14-25988 | Meridian Oil Inc. only | Panhandle, East | Collingsworth | 1 | 0 | 993 | Jan 1993 – Nov 1993 |
| Atkinson G-13-258133 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Denton | 1 | 0 | 2.17M | Jun 2010 – Apr 2026 |
| Atkinson, J. W. -A- G-1-151627 | Devon Energy Production Co, L.P. only | Loma Alta (Cole 1750) | McMullen | 1 | 0 | 15.5K | Apr 1995 – Jul 1995 |
| Atkinson, J. W. -A- G-1-170125 | Devon Energy Production Co, L.P. only | Loma Alta (3600) | McMullen | 1 | 0 | 130K | Aug 1998 – Jul 2000 |
| Atkinson, J. W. -A- G-1-178532 | Devon Energy Production Co, L.P. only | Loma Alta (3500) | McMullen | 1 | 0 | 5.68K | Jul 2000 – Sep 2000 |
| Atkinson, M. M. G-2-46502 | Kebo Oil & Gas, Inc. only | Atkinson (4250) | Live Oak | 1 | 0 | 0 | — |
| Atkinson Field Gas Unit #2 G-2-48063 | Kebo Oil & Gas, Inc. only | Atkinson (4250) | Live Oak | 1 | 0 | 0 | — |
| Atkinson Field Gas Unit #4 G-2-54088 | Kebo Oil & Gas, Inc. only | Atkinson (4250) | Karnes | 1 | 0 | 0 | — |
| Klingman, Fred G-2-54385 | Kebo Oil & Gas, Inc. only | Atkinson (4250) | Karnes | 1 | 0 | 0 | — |
| Klingeman, Fred G-2-73528 | Lodestar Pacific Corporation only | Atkinson (Klingeman) | Karnes | 1 | 0 | 0 | — |
| Alamo National Bank G-2-76579 | Lodestar Pacific Corporation only | Atkinson (Klingeman) | Karnes | 1 | 0 | 0 | — |