| Donnell Lowe Pasture O-1-15935 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | McMullen | 13 | 2.51M | 1.95M | May 2012 – Apr 2026 |
| Donnell "A" O-1-15645 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 525K | 607K | Nov 2011 – Apr 2026 |
| Donnell 'B' O-1-15847 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 518K | 476K | Apr 2012 – Apr 2026 |
| Donnell 'C' O-1-15995 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 453K | 604K | Jul 2012 – Apr 2026 |
| Johnson, J. L., Jr. Unit /EO/ O-10-1158 | Crescent Energy Operating, LLC only | Donnelly (Holt) | Ector | 12 | 441K | 253K | Jan 1993 – Apr 2026 |
| Donnell 54-4-22 O-10-47998 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 379K | 1.45M | Jan 2017 – Apr 2026 |
| Donnell, Sallie R. -D- O-13-8092 | S.B. Street Operating, Inc. only | Murray (Mississippi) | Young | 5 | 204K | 152K | Jan 1993 – Apr 2026 |
| Donnell 264 O-10-43739 | Burleson Petroleum, Inc. only | Spraberry (Trend Area) | Dawson | 4 | 190K | 163K | Feb 2013 – Apr 2026 |
| Donnell, W. T. O-13-28899 | Romac Oil Company, Inc. only | Murray (Mississippi) | Throckmorton | 2 | 184K | 48.4K | Nov 1994 – Dec 2023 |
| Johnson O-10-14920 | Unitex Oil & Gas, L.L.C. only | Donnelly, North (Grayburg) | Ector | 7 | 155K | 263K | Jan 1993 – Apr 2026 |
| Johnson, J. L., Jr. Unit /EO/ O-10-1160 | Crescent Energy Operating, LLC only | Donnelly (San Andres) | Ector | 14 | 106K | 53.5K | Jan 1993 – Jan 2024 |
| El Gato Grande O-11-67819 | Reatta Energy, Inc. only | O'Donnell, N. (Mississippian) | Lynn | 1 | 102K | 60K | Oct 1997 – Apr 2026 |
| El Gato Grande "A" O-11-67916 | Reatta Energy, Inc. only | O'Donnell, N. (Mississippian) | Garza | 1 | 99.7K | 73.9K | Mar 1998 – Dec 2017 |
| Copeland O-11-68260 | Reatta Energy, Inc. only | O'Donnell, N. (Mississippian) | Lynn | 1 | 92.9K | 42K | Nov 2000 – Apr 2026 |
| Donnell, Sallie O-13-29320 | S.B. Street Operating, Inc. only | Murray (Strawn) | Young | 4 | 89.3K | 31K | Mar 1997 – Mar 2024 |
| Cowden -D- O-10-15056 | RMR Operating, LLC only | Donnelly (San Andres) | Ector | 10 | 78.2K | 53.3K | Jan 1993 – Oct 2025 |
| W.T. Donnell Unit O-13-28900 | Romac Oil Company, Inc. only | Murray (Mississippi) | Throckmorton | 1 | 76.5K | 17.1K | Dec 1994 – Dec 2021 |
| Cowden -F- O-10-13785 | RMR Operating, LLC only | Donnelly (San Andres) | Ector | 13 | 68.6K | 51.4K | Jan 1993 – Oct 2025 |
| Donnell, Sallie R. O-13-28747 | S.B. Street Operating, Inc. only | Murray (Marble Falls) | Young | 1 | 66.1K | 96.4K | Feb 1994 – Jun 2023 |
| Donnell Estate O-13-25648 | S.B. Street Operating, Inc. only | Kendall (Caddo) | Young | 1 | 56.8K | 34.8K | Jan 1993 – Apr 2026 |
| Donnell, Sallie O-13-29338 | S.B. Street Operating, Inc. only | Donnell (Mississippian) | Young | 2 | 56.7K | 8.24K | May 1997 – Nov 2012 |
| Peg's Draw "A" O-11-69014 | Primexx Operating Corporation only | O'Donnell, N. (Mississippian) | Borden | 2 | 53K | 26.1K | Jul 2006 – Jan 2009 |
| Donnell MCM O-1-16306 | Ineos USA Oil & Gas LLC only | Eagleville (Eagle Ford-1) | McMullen | 2 | 47.3K | 127K | Sep 2012 – Jun 2015 |
| Mathers, Leila Y. O-11-66379 | SSC, Inc. only | O'Donnell, N. (Mississippian) | Lynn | 1 | 44K | 30.8K | Jan 1993 – Apr 2026 |
| Cowden "T" O-10-23733 | RMR Operating, LLC only | Donnelly (San Andres) | Ector | 2 | 40.4K | 70.5K | Jan 1993 – Mar 2024 |
| Cowden "U" O-10-24302 | RMR Operating, LLC only | Donnelly (San Andres) | Ector | 4 | 39.9K | 46.6K | Jan 1993 – Mar 2024 |
| Speer, R. H. O-10-14278 | Baker Operating, Inc. only | Donnelly (San Andres) | Ector | 4 | 38.6K | 19 | Jan 1993 – Apr 2026 |
| Donnell Estate "A" O-13-23625 | Delta Oil & Gas Ltd. only | Donnell (4180 Congl.) | Young | 1 | 36.1K | 210 | Jan 1993 – Apr 2026 |
| Wright-Davis O-13-25607 | Sky Resources, Inc. only | Donnell (4180 Congl.) | Young | 1 | 35.8K | 2.16K | Jan 1993 – Jul 2005 |
| Riggs O-11-66042 | Permian Resources, Inc. only | Odonnell (Mississippian) | Lynn | 1 | 30.9K | 21 | Jan 1993 – Jun 2004 |
| GLF O-11-70149 | McDonald Production, LLC only | Odonnell (Mississippian) | Lynn | 1 | 30.4K | 0 | Aug 2012 – Apr 2026 |
| Copeland "A" O-11-68341 | Reatta Energy, Inc. only | O'Donnell, N. (Mississippian) | Lynn | 1 | 28.9K | 17K | Jun 2001 – Mar 2014 |
| Donnell, A. A. O-13-11893 | Coley, Thomas only | Young County Regular | Young | 5 | 25.6K | 7.7K | Jan 1993 – Mar 2005 |
| Donnell Estate "H" O-8-23095 | Delta Oil & Gas Ltd. only | Goat Trap (Congl.) | Stephens | 1 | 24.8K | 408K | Jan 1993 – Apr 2026 |
| Mathers, Leila Y. "402" O-11-63967 | Endeavor Energy Resources L.P. only | O'Donnell, N. (Mississippian) | Lynn | 1 | 22.2K | 4.05K | Jan 1993 – Nov 2011 |
| Donnell, J. O-13-29182 | Robuck Petroleum, LLC only | Murray, N (Miss) | Young | 1 | 19.3K | 184 | Jul 1996 – Nov 2022 |
| Donnell Estate O-13-33821 | Delta Oil & Gas Ltd. only | Donnell (4180 Congl.) | Young | 1 | 17.2K | 0 | Jul 2018 – Apr 2026 |
| Turner-Donnell Unit O-13-24641 | McKee, Kenneth W. Oil Co. only | Ashtola (Miss) | Young | 1 | 16.5K | 2.25K | Jan 1993 – Nov 2002 |
| Donnell, A. D. O-8-3973 | Petex only | Alfred Donnell (Mississippian) | Stephens | 3 | 16.1K | 42 | Jan 1993 – Jan 2020 |
| CR "G" Tract 2 O-11-69314 | Primexx Operating Corporation only | O'Donnell, N. (Mississippian) | Borden | 1 | 15.6K | 6.75K | Sep 2008 – Jan 2009 |
| Donnell, J. D. O-13-18076 | Sky Resources, Inc. only | Young County Regular | Young | 3 | 14.2K | 22.2K | Jan 1993 – May 2006 |
| McDonnell O-8-28993 | Lowrance Inc. only | Kahan (Congl) | Eastland | 1 | 13.4K | 46.4K | Jun 2001 – Apr 2026 |
| Shell-Johnson /EO/ O-10-1161 | Crescent Energy Operating, LLC only | Donnelly (San Andres) | Ector | 3 | 12.9K | 16.6K | Jan 1993 – May 2010 |
| Donnell O-8-23825 | NWG Operating LLC only | Blue Boy (Mississippi) | Stephens | 1 | 9.69K | 1.01K | Jan 1993 – Apr 2026 |
| Donnell, W. T. "D" O-13-21329 | Fishcreek Minerals, LLC only | Edmonds | Young | 2 | 8.91K | 146K | Jan 1993 – Apr 2026 |
| Donnell Estate O-13-25697 | Delta Oil & Gas Ltd. only | Donnell (4180 Congl.) | Young | 1 | 8.86K | 204K | Jan 1993 – Apr 2014 |
| Donnell, W. T. O-13-7814 | S.B. Street Operating, Inc. only | Edmonds, E. (Mble. Fls. Congl.) | Young | 4 | 8.35K | 70.3K | Jan 1993 – Oct 2016 |
| Donnell Estate -A- O-13-20189 | Delta Oil & Gas Ltd. only | Young County Regular | Young | 1 | 8.31K | 27.5K | Jan 1993 – Sep 2003 |
| Johnson, J. L. O-10-17759 | Sundown Energy LP only | Donnelly, North (Grayburg) | Ector | 4 | 8.15K | 29.1K | Jan 1993 – Nov 2002 |
| Donnell Unit O-3-19530 | Modern Exploration, Inc. only | Serbin (Taylor Sand) | Bastrop | 1 | 7.58K | 28 | Jan 1993 – Jan 2018 |