| Valley Wells Unit 14 Dim O-1-18532 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 499K | 1.73M | Jun 2015 – Apr 2026 |
| Valley Wells Unit 28 Dim G-1-300426 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 446K | 1.42M | Sep 2019 – Apr 2026 |
| Valley Wells Unit 12 Dim O-1-17683 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 431K | 1.2M | Feb 2014 – Apr 2026 |
| Valley Wells Unit 10 Dim O-1-17681 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 423K | 1.37M | Feb 2014 – Apr 2026 |
| Valley Wells Unit 16 Dim O-1-18529 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 419K | 1.43M | Jun 2015 – Apr 2026 |
| Valley Wells Unit 8 Dim O-1-17810 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 417K | 1.21M | Jun 2014 – Apr 2026 |
| Valley Wells Unit 27 Dim G-1-300428 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 409K | 1.49M | Oct 2019 – Apr 2026 |
| Valley Wells Unit 6 Dim O-1-18436 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 407K | 1.67M | May 2015 – Apr 2026 |
| Valley Wells Unit 35 HC1 O-1-19990 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 396K | 1.29M | Oct 2019 – Apr 2026 |
| Valley Wells Unit 19 Dim O-1-18474 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 395K | 1.33M | May 2015 – Apr 2026 |
| Valley Wells Unit 29 Dim G-1-300400 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 366K | 1.42M | Sep 2019 – Apr 2026 |
| Valley Wells Unit 18 Dim O-1-18481 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 353K | 1.13M | May 2015 – Apr 2026 |
| Valley Wells Unit 17 Dim O-1-18483 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 333K | 1.01M | May 2015 – Apr 2026 |
| Valley Wells Unit 25 Dim G-1-301192 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 331K | 1.42M | Jul 2018 – Apr 2026 |
| Valley Wells Unit 13 Dim O-1-17684 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 329K | 1.2M | Feb 2014 – Apr 2026 |
| Valley Wells Unit 15 Dim O-1-18536 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 312K | 1.13M | Jun 2015 – Apr 2026 |
| Valley Wells Unit 33 Dim G-1-300401 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 309K | 1.17M | Sep 2019 – Apr 2026 |
| Valley Wells Unit 26 Dim G-1-301195 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 306K | 1.06M | Sep 2019 – Apr 2026 |
| Wells Unit O-13-29565 | Assent Energy Partners, LLC only | Groesbeck Creek (Chappel) | Hardeman | 3 | 302K | 60.1K | Aug 1998 – Apr 2026 |
| Valley Wells Unit 34 Dim G-1-301193 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 291K | 1.25M | Sep 2019 – Apr 2026 |
| Valley Wells Unit 31 Dim G-1-300404 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 289K | 1.17M | Oct 2019 – Apr 2026 |
| Valley Wells Unit 4 Dim O-1-18443 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 242K | 1.12M | May 2015 – Apr 2026 |
| Valley Wells Unit 30 Dim O-1-20000 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 241K | 839K | Oct 2019 – Apr 2026 |
| Valley Wells Unit 32 Dim G-1-301194 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 241K | 877K | Sep 2019 – Apr 2026 |
| Valley Wells Unit 11 Dim O-1-17682 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 218K | 593K | Feb 2014 – Apr 2026 |
| Valley Wells Unit 20 Dim O-1-16945 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 210K | 540K | Jan 2014 – Apr 2026 |
| Valley Wells Unit 22 Dim O-1-16944 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 194K | 393K | Jan 2014 – Apr 2026 |
| Burton-Wells Unit O-3-23279 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 182K | 139K | Jun 1997 – Aug 2025 |
| Big Wells Unit O-1-16019 | Duplantis Energy, LLC only | Pearsall (Austin Chalk) | Dimmit | 1 | 166K | 10.5K | Jul 2011 – Apr 2026 |
| Bundick-Wells Unit O-3-23633 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 165K | 144K | May 1998 – Nov 2025 |
| Valley Wells Unit 5 Dim O-1-18438 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 153K | 848K | Apr 2015 – Apr 2026 |
| Valley Wells Unit 21 Dim O-1-18479 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 134K | 542K | May 2015 – Apr 2026 |
| Valley Wells Unit 11 Dim G-1-279661 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 122K | 711K | Nov 2014 – Apr 2026 |
| Valley Wells Unit 9 Dim G-1-278917 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 111K | 608K | Dec 2014 – Apr 2026 |
| Valley Wells Unit 7 Dim O-1-18439 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 108K | 520K | Apr 2015 – Apr 2026 |
| Valley Wells Unit 9 Dim G-1-280192 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 105K | 595K | Dec 2014 – Apr 2026 |
| Valley Wells Unit 9 Dim O-1-17828 | Chesapeake Operating, L.L.C. only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 92.1K | 124K | Jun 2014 – Nov 2014 |
| Burton-Wells Unit O-3-23513 | Union Pacific Resources Company only | Giddings (Buda) | Milam | 1 | 47.3K | 21.2K | Feb 1998 – Dec 1998 |
| Trimble - Wells Unit O-13-28941 | Three P Operating Company only | Young County Regular | Young | 1 | 14.8K | 0 | Mar 1995 – Sep 1998 |
| Wells Unit O-13-28297 | Four Score Oil Co. L.L.C. only | Shirk (Mississippi) | Young | 1 | 4.35K | 46 | Jan 1993 – Apr 1997 |
| Valley Wells Unit 9 Dim G-1-279640 | Chesapeake Operating, Inc. only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 23 Dim O-1-19075 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 0 | 0 | — |
| Valley Wells Unit 24 Dim O-1-19076 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 0 | 0 | — |
| Valley Wells Unit 25 Dim O-1-19537 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 26 Dim O-1-19965 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 27 Dim O-1-19987 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 31 Dim O-1-19999 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 29 Dim O-1-20004 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 32 Dim O-1-20006 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |
| Valley Wells Unit 33 Dim O-1-20007 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 0 | 0 | — |