| Kellner et al Gas Unit O-1-13883 | Newfield Exploration Company only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 127K | 224K | Jul 1994 – May 2006 |
| Kellner ,etta L. Unit O-1-12763 | Newfield Exploration Company only | Fashing (Edwards Lime -A-) | Karnes | 1 | 61K | 39K | by Jan 1993 – Jul 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 |
| Stolle et al Gas Unit O-1-14493 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Karnes | 1 | 32.5K | 531K | Mar 2003 – Feb 2021 |
| Kellner et al G. U. G-1-186744 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Karnes | 1 | 23K | 2.84M | Dec 2001 – Jan 2023 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| Tartt, Emma et Al G-1-117044 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.88K | 2.49M | by Jan 1993 – Feb 2023 |
| Henderson, et al Gas Unit #2 G-1-95344 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.83K | 2.78M | by Jan 1993 – Aug 2026 |
| Koehler, Edna S. G-1-95834 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.8K | 2.52M | by Jan 1993 – Aug 2026 |
| Hurt, W. T. et Al G-1-225589 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.75K | 925K | Dec 2005 – Jun 2023 |
| Urbanczyk GU 2 G-1-87779 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.67K | 5.02M | by Jan 1993 – Aug 2026 |
| Schuman et al Gas Unit #3 G-1-208 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 4.5K | 1.72M | by Jan 1993 – Jul 2024 |
| Weddington, Adeline G-1-78069 | Crimson Exploration Oper., Inc. only | Fashing (Edwards Lime -A-) | Karnes | 1 | 4.12K | 3.6M | by Jan 1993 – Jun 2014 |
| Kellner et al Gas Unit G-1-111692 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Karnes | 1 | 3.95K | 6.25M | by Jan 1993 – Apr 2015 |
| Tom "a" GU 2 G-1-133618 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 3.09K | 1.22M | by Jan 1993 – Aug 2026 |
| Tom "a" GU 4 G-1-116048 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 3.04K | 1.73M | by Jan 1993 – Aug 2026 |
| Hurt, W. T. et Al G-1-117043 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 3.04K | 2.54M | by Jan 1993 – Jul 2021 |
| Schuman et al Gas Unit #1 G-1-206 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 2.68K | 1.38M | by Jan 1993 – Jul 2021 |
| Urbanczyk GU 1 G-1-99401 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 2.52K | 2.15M | by Jan 1993 – Nov 2017 |
| Schumann "A" G-1-148441 | Zone Ridge Operating, LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 2.12K | 4.84M | Jan 1994 – Aug 2018 |
| Schumann "A" G-1-100922 | Zone Ridge Operating, LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.82K | 2.93M | by Jan 1993 – Jan 2018 |
| Henderson, Garrett G-1-92615 | Howell, David only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.65K | 83.3K | by Jan 1993 – Jun 1996 |
| Tartt, Emma et Al G-1-195457 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.61K | 454K | Apr 2003 – Jun 2020 |
| Tom "a" GU 3 G-1-222 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.6K | 2.59M | by Jan 1993 – Aug 2026 |
| Tartt, Emma et Al G-1-216006 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.54K | 1.04M | Nov 2005 – Apr 2012 |
| Urbanczyk GU 1 G-1-85715 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.49K | 1.95M | by Jan 1993 – Aug 2026 |
| Hurt, W. T. et Al G-1-143195 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 1.16K | 1.85M | by Jan 1993 – Nov 2013 |
| Urbanczyk GU 2 G-1-149307 | Capital Star Oil & Gas, Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 284 | 1.37M | Apr 1994 – Aug 2026 |
| Wegner et al Gas Unit G-1-156646 | Verdun Oil & Gas LLC only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 159 | 2.83M | Nov 1995 – Mar 2019 |
| Schumann et al Gas Unit 3 SWD G-1-205666 | XTO Energy Inc. only | Fashing (Edwards Lime -A-) | Atascosa | 1 | 147 | 21.7K | Jan 2009 – May 2012 |