| Wiseman O-1-9792 | Rickaway Energy, Corp. only | Pleasanton, E. (Edwards) | Atascosa | 2 | 839K | 290K | by Jan 1993 – Jul 2026 |
| Pruitt, E. J. O-1-3269 | J.P. Oil Company, Inc. only | Charlotte (Edwards Lime) | Atascosa | 10 | 438K | 443K | by Jan 1993 – Jul 2026 |
| Eppright, J. T. O-1-3267 | J.P. Oil Company, Inc. only | Charlotte (Edwards Lime) | Atascosa | 4 | 319K | 323K | by Jan 1993 – Jul 2026 |
| L.S.U. Ferry O-1-14128 | Rickaway Energy, Corp. only | Pleasanton (Edwards Lime) | Atascosa | 3 | 287K | 333K | Sep 1997 – Jul 2026 |
| Nixon-Dillard O-1-10075 | J.P. Oil Company, Inc. only | Charlotte (Edwards Lime) | Atascosa | 1 | 167K | 240K | by Jan 1993 – Jun 2026 |
| Lockwood, A.M. O-1-10074 | J.P. Oil Company, Inc. only | Charlotte (Edwards Lime) | Atascosa | 1 | 155K | 210K | by Jan 1993 – Jun 2026 |
| Butts & Sawyer O-1-14135 | Mazco Energy LLC only | Pleasanton, South (Edwards Lime) | Atascosa | 1 | 149K | 197K | Jun 1997 – Aug 2026 |
| Kellner et al Gas Unit O-1-13883 | Newfield Exploration Company only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 127K | 224K | Jul 1994 – May 2006 |
| Howard Allen 01 O-1-17212 | Crescent Energy Operating, LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 118K | 118K | Oct 2013 – Aug 2026 |
| L. S. U. Burger O-1-14067 | Excalibur E & P, LLC only | Pleasanton (Edwards Lime) | Atascosa | 2 | 106K | 52.7K | Jul 1996 – Oct 2011 |
| Lujan, Emilia -B- O-1-3268 | J.P. Oil Company, Inc. only | Charlotte (Edwards Lime) | Atascosa | 1 | 90.6K | 167K | by Jan 1993 – May 2026 |
| Coward, H. H., Act. #1 O-1-3925 | Pearl, Bill H. Productions, Inc. only | Imogene (Escondido A) | Atascosa | 2 | 72.5K | 12.9K | by Jan 1993 – Aug 2026 |
| Marsh, Woodrow O-1-8797 | Rickaway Energy, Corp. only | Pleasanton, E. (Edwards) | Atascosa | 3 | 68.7K | 7.83K | by Jan 1993 – Jun 2016 |
| Coward, H.H. a/C 4 O-1-6918 | Pearl, Bill H. Productions, Inc. only | Imogene | Atascosa | 1 | 59.5K | 7.59K | by Jan 1993 – Aug 2026 |
| Gossett, JO Le O-1-12259 | Jwo Energy, LLC only | Pleasanton, SE. (Edwards) | Atascosa | 2 | 50.1K | 139 | by Jan 1993 – Aug 2011 |
| Mann-Mopac Unit O-1-9566 | Rickaway Energy, Corp. only | Pleasanton, E. (Edwards) | Atascosa | 1 | 47.3K | 10.8K | by Jan 1993 – Apr 2019 |
| Ferry, Sarah E. Unit O-1-13961 | SNG Operating, LLC only | Pleasanton (Edwards Lime 8100) | Atascosa | 3 | 39.6K | 41K | Jan 1995 – Sep 2005 |
| Smith, Mary Carol Trust Unit G-1-119022 | Verdun Oil & Gas LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 35.7K | 2.98M | by Jan 1993 – Aug 2026 |
| Coward, H. H. -B- /Act. #2/ O-1-691 | Brymer Contracting Incorporated only | Imogene, S. (Carrizo) | Atascosa | 2 | 28.9K | 21 | by Jan 1993 – Aug 2026 |
| Hindes O-1-9572 | Jenex Petroleum Corporation only | Davis (Edwards 7481) | Atascosa | 1 | 26K | 137 | by Jan 1993 – Jan 2015 |
| Coward, H.H. O-1-7860 | Pearl, Bill H. Productions, Inc. only | Imogene (Escondido B) | Atascosa | 1 | 25.4K | 6.11K | by Jan 1993 – Apr 2007 |
| Coward, H. H. O-1-5618 | Pearl, Bill H. Productions, Inc. only | Imogene (Buda) | Atascosa | 2 | 24.7K | 15.4K | by Jan 1993 – Jun 2008 |
| Hurt, W. T. et Al G-1-117342 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 22.2K | 5.72M | by Jan 1993 – Jan 2026 |
| Coward, H. H. -B- /Act. #1/ O-1-690 | Brymer Contracting Incorporated only | Imogene, S. (Carrizo) | Atascosa | 2 | 19.5K | 20 | by Jan 1993 – Aug 2026 |
| Smith, Mary Carol Trust G-1-193 | Verdun Oil & Gas LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 17.9K | 1.94M | by Jan 1993 – Jan 2016 |
| Smith, Mary Carol Trust G-1-109470 | Verdun Oil & Gas LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 15.3K | 1.73M | by Jan 1993 – Jul 2026 |
| Foerster, Paul O-1-9281 | Jenex Petroleum Corporation only | Davis (Edwards 7481) | Atascosa | 1 | 14.3K | 137 | by Jan 1993 – Feb 2015 |
| Hurt, W. T. et Al G-1-185508 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 12.2K | 1.46M | Oct 2001 – Apr 2026 |
| Hurt, W. T. et Al G-1-91757 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 11.7K | 3.32M | by Jan 1993 – Aug 2026 |
| Hurt, W. T. et Al G-1-156648 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 11.6K | 2.65M | Oct 1995 – Feb 2023 |
| Henderson et al Unit #1 G-1-145061 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 10.5K | 5.33M | Apr 1993 – Oct 2021 |
| Hurt, W. T. et Al G-1-231980 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 10.1K | 679K | Sep 2007 – Jul 2021 |
| Courand Unit O-1-14007 | Burk Royalty Company only | Pleasanton, South (Edwards Lime) | Atascosa | 1 | 9.7K | 15.4K | Dec 1995 – Sep 1998 |
| Hurt, W. T. et Al G-1-97642 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 9.42K | 4.69M | by Jan 1993 – Mar 2023 |
| Tartt, Emma et Al G-1-229952 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 9.08K | 954K | Jun 2007 – Nov 2025 |
| Hurt, W. T. et Al G-1-225592 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 8.86K | 1.46M | Jan 2006 – Aug 2026 |
| Henderson et al Unit #1 G-1-184571 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 8.49K | 1.5M | Aug 2001 – Aug 2026 |
| Matthews O-1-8905 | Jenco Petroleum Corporation only | Davis (Edwards 7481) | Atascosa | 1 | 7.38K | 135 | by Jan 1993 – Feb 2015 |
| Courand Unit G-1-145423 | Burk Royalty Company only | Pleasanton, South (Edwards Lime) | Atascosa | 1 | 7.21K | 98.9K | Apr 1993 – Dec 1995 |
| Schuman et al Gas Unit #2 G-1-207 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 7.17K | 4.5M | by Jan 1993 – Aug 2026 |
| Tartt, Emma et Al G-1-116743 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 6.68K | 2.41M | by Jan 1993 – Aug 2026 |
| Tartt, Emma et Al G-1-214 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 6.5K | 943K | Oct 2005 – Aug 2026 |
| Tom "a" GU 2 G-1-108341 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -B-) | Atascosa | 1 | 6.36K | 3.68M | by Jan 1993 – Aug 2026 |
| Tartt, Emma et Al G-1-164104 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 6.31K | 2.01M | Jul 1997 – Aug 2026 |
| Hurt, W. T. et Al G-1-53094 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 6.14K | 695K | by Jan 1993 – Jul 2021 |
| Tartt, Emma et Al G-1-213 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 5.96K | 3.12M | by Jan 1993 – Aug 2026 |
| Otto et al Gas Unit G-1-205 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 5.72K | 1.58M | by Jan 1993 – Mar 2022 |
| Henderson et al Unit #1 G-1-91131 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 5.51K | 2.59M | by Jan 1993 – Aug 2026 |
| Marsh O-1-14932 | Rickaway Energy, Corp. only | Pleasanton, E. (Edwards) | Atascosa | 1 | 5.41K | 0 | Apr 2008 – Apr 2022 |
| Hurt, W. T. et al -A- G-1-199 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 5.25K | 825K | by Jan 1993 – Dec 2019 |