| Bennett Ranch Unit O-11-19151 | Occidental Permian Ltd. only | Wasson | Yoakum | 607 | 50.3M | 51.5M | Jan 1993 – Apr 2026 |
| South Curtis Ranch O-10-40691 | Occidental Permian Ltd. only | Spraberry (Trend Area) | Martin | 258 | 38.4M | 70.7M | Dec 2010 – Apr 2026 |
| Ruckman Ranch Unit O-2-9731 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | De Witt | 62 | 26.4M | 47.8M | Mar 2011 – Apr 2026 |
| Scharbauer Ranch O-10-37534 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 185 | 23.7M | 39.5M | May 2005 – Apr 2026 |
| San Pedro Ranch O-1-14952 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 217 | 21.1M | 147M | Jun 2008 – Mar 2026 |
| Kone O-1-15474 | Murphy Expl. & Prod. Co. - USA only | Briscoe Ranch (Eagleford) | Dimmit | 91 | 19.9M | 31M | Jul 2011 – Apr 2026 |
| Briscoe Cochina East Ranch O-1-15203 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | La Salle | 122 | 18.3M | 63.1M | May 2010 – Apr 2026 |
| Cross Bar Ranch O-10-38014 | COG Operating LLC only | Spraberry (Trend Area) | Martin | 154 | 17.1M | 28.5M | Dec 2006 – Apr 2026 |
| Winterbotham Zav O-1-15744 | Exco Operating Company, LP only | Briscoe Ranch (Eagleford) | Zavala | 57 | 16M | 9.21M | Apr 2012 – Apr 2026 |
| Briscoe Cochina West Ranch O-1-15234 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 80 | 15.8M | 43.4M | Jun 2010 – Apr 2026 |
| Burns Ranch A O-1-15361 | Texas American Resources Company only | Briscoe Ranch (Eagleford) | La Salle | 63 | 11M | 15.6M | Nov 2010 – Apr 2026 |
| Hamilton Ranch O-1-17339 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Dimmit | 81 | 10.8M | 30.1M | Aug 2013 – Mar 2026 |
| Fee "BM" O-10-42190 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 55 | 10.3M | 13M | Aug 2011 – Apr 2026 |
| Burnett Ranch CO2 Flood "PA1" O-11-70231 | High River Res Operating, LLC only | Anne Tandy (Strawn) | King | 133 | 9.84M | 209K | Jan 2014 – Apr 2026 |
| LHS Ranch O-9-18819 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Upton | 33 | 9.46M | 63.5M | May 2014 – Apr 2026 |
| Johnson Ranch O-10-38431 | COG Operating LLC only | Spraberry (Trend Area) | Martin | 71 | 9.4M | 15.7M | Nov 2007 – Apr 2026 |
| West Ranch (41-a/98-a Cons) Unit O-2-11296 | Hilcorp Energy Company only | West Ranch (41-a & 98-a Cons.) | Jackson | 253 | 9.11M | 7.69K | Jul 2016 – Apr 2026 |
| Traylor South Zav O-1-15766 | Exco Operating Company, LP only | Briscoe Ranch (Eagleford) | Zavala | 34 | 8.9M | 6.34M | Apr 2012 – Apr 2026 |
| Fee 'BP' O-10-54222 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 41 | 8.63M | 9.11M | Jan 2023 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-34635 | Continental Resources, Inc. only | Dora Roberts (Consolidated) | Midland | 244 | 8.26M | 39.5M | Oct 1995 – Apr 2026 |
| Morrill Ranch O-1-16035 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-1) | McMullen | 33 | 7.83M | 9.37M | Dec 2012 – Apr 2026 |
| River Lowe Ranch O-1-15581 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | McMullen | 25 | 7.44M | 9.39M | Oct 2011 – Apr 2026 |
| Faith-San Pedro O-1-15317 | Crescent Energy Operating, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 48 | 7.23M | 51.2M | May 2011 – Apr 2026 |
| Lazy a Cotulla O-1-15213 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 39 | 7.21M | 14.6M | May 2010 – Apr 2026 |
| Diamond H Ranch O-1-15205 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 45 | 7.16M | 15.8M | Jun 2010 – Apr 2026 |
| Hausser O-1-17183 | Formentera Operations LLC only | Briscoe Ranch (Eagleford) | Frio | 39 | 6.83M | 2.48M | Jul 2013 – Apr 2026 |
| Fee 'CF' O-10-51266 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 24 | 6.74M | 9.74M | Sep 2018 – Apr 2026 |
| University 45 O-9-17662 | Zarvona Energy LLC only | Holt Ranch (Consolidated) | Crockett | 104 | 6.71M | 79.8M | Sep 2011 – Mar 2026 |
| Stumberg Estate O-1-16109 | Murphy Expl. & Prod. Co. - USA only | Briscoe Ranch (Eagleford) | Dimmit | 37 | 6.66M | 17M | Oct 2012 – Apr 2026 |
| Fee 'BN' O-10-40115 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 75 | 6.57M | 14.8M | Apr 2010 – Apr 2026 |
| Sealy Ranch O-10-50245 | Halcon Operating Co., Inc. only | Phantom (Wolfcamp) | Ward | 41 | 6.33M | 17.5M | Nov 2017 – Mar 2026 |
| Fee 'AO' O-10-45931 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 28 | 6.16M | 7.11M | Nov 2014 – Apr 2026 |
| West Ranch -A- O-2-1656 | Hilcorp Energy Company only | West Ranch (Greta) | Jackson | 287 | 6M | 5.64M | Jan 1993 – Apr 2026 |
| Rogers O-1-15428 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 29 | 5.75M | 14M | Aug 2011 – Apr 2026 |
| Faith-Yana O-1-15564 | Crescent Energy Operating, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 36 | 5.74M | 21.7M | Oct 2011 – Apr 2026 |
| Metz Ranch Unit A O-2-10564 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | Karnes | 17 | 5.39M | 8.36M | Dec 2013 – Apr 2026 |
| Comanche Ranch O-1-14381 | CMR Energy, L.P. only | Comanche-Halsell (6500) | Maverick | 81 | 5.3M | 0 | Feb 2002 – Apr 2026 |
| South Curtis Ranch O-10-58847 | Occidental Permian Ltd. only | Emma (Barnett Shale) | Martin | 18 | 5.25M | 20M | Apr 2021 – Apr 2026 |
| Traylor North O-1-15412 | Exco Operating Company, LP only | Briscoe Ranch (Eagleford) | Zavala | 28 | 5.09M | 4.07M | Jan 2011 – Apr 2026 |
| Fee "BK" O-10-43440 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Ector | 74 | 4.98M | 14.8M | Dec 2012 – Apr 2026 |
| Shining Star Ranch O-1-15346 | Ineos USA Oil & Gas LLC only | Eagleville (Eagle Ford-1) | La Salle | 20 | 4.86M | 4.35M | Dec 2011 – Apr 2026 |
| Burns Ranch O-1-15409 | Ineos USA Oil & Gas LLC only | Eagleville (Eagle Ford-1) | La Salle | 25 | 4.84M | 3.46M | Aug 2011 – Apr 2026 |
| Serena Ranch O-1-18614 | Jonah Energy LLC only | Hugh Fitzsimmons (San Miguel) | Maverick | 55 | 4.83M | 27.5M | May 2015 – Mar 2026 |
| Corner S Ranch O-1-17210 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | McMullen | 19 | 4.78M | 3M | Oct 2013 – Apr 2026 |
| Fee 'BV' O-10-49973 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 24 | 4.69M | 4.6M | Dec 2017 – Apr 2026 |
| Valley Wells O-1-15561 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 16 | 4.63M | 13.4M | Aug 2011 – Apr 2026 |
| Ranger Beall Ranch O-1-15378 | FW Eagle Ford I, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 28 | 4.48M | 9.23M | May 2011 – Apr 2026 |
| Martin Ranch A O-1-15980 | Verdun Oil & Gas LLC only | Eagleville (Eagle Ford-1) | La Salle | 23 | 4.42M | 7.96M | Jan 2011 – Apr 2026 |
| Hanford (San Andres) Unit O-11-64742 | Fasken Oil and Ranch, Ltd. only | Hanford (San Andres) | Gaines | 52 | 4.42M | 1.63M | Jan 1993 – Apr 2026 |
| Moro Creek O-1-15370 | Verdun Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 32 | 4.24M | 17.4M | May 2011 – Apr 2026 |