| Valley Wells O-1-15561 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 16 | 4.63M | 13.4M | Aug 2011 – Jul 2026 |
| Big Wells South Dim O-1-15593 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 19 | 3.79M | 7.07M | Sep 2011 – Jul 2026 |
| Big Wells /San Miguel/ Unit O-1-4421 | Flint Oak Energy, LLC only | Big Wells (San Miguel) | Dimmit | 337 | 3.1M | 998K | Jan 1993 – Jul 2026 |
| Earnest, J. R. O-11-15573 | Winn Operating, LLC only | Wells (Devonian) | — | 2 | 1.05M | 21 | Jan 1993 – Jul 2026 |
| Houston-Wells W47C O-10-53623 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 1.04M | 1.37M | Sep 2019 – Jul 2026 |
| Wells-Nichols O-13-19185 | Assent Energy Partners, LLC only | Apex (Mississippian) | Hardeman | 3 | 1M | 258K | Jan 1993 – Jul 2026 |
| Spruill, H. L. O-11-17153 | Winn Operating, LLC only | Wells (Devonian) | — | 2 | 888K | 21 | Jan 1993 – Jul 2026 |
| Houston-Wells W47D O-10-53658 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 881K | 1.43M | Sep 2019 – Jul 2026 |
| Houston-Wells 2V O-10-51595 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 861K | 1.43M | Dec 2018 – Jul 2026 |
| Houston-Wells 2W O-10-51811 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 858K | 1.37M | Dec 2018 – Jul 2026 |
| Duval Ranch -59- O-4-1138 | Killam Oil Co., Ltd. only | Govt. Wells, South | Duval | 21 | 798K | 21 | Jan 1993 – Jul 2026 |
| Houston-Wells W47E O-10-53636 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 756K | 1.37M | Oct 2019 – Jul 2026 |
| Wells, J. T. O-3-23832 | Neches Transport Inc. only | Hillister, E. (Wilcox -a- Sd.) | Tyler | 1 | 705K | 374K | May 2000 – Jul 2026 |
| DCR-State 366/76/64/54 O-4-12087 | Killam Oil Co., Ltd. only | Govt. Wells, N. | Duval | 26 | 655K | 12.3K | Jan 1993 – Jul 2026 |
| Big Wells South Unit 12 Dim O-1-18746 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 591K | 832K | Mar 2016 – Jul 2026 |
| Valley Wells HC10 Dim O-1-20003 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 580K | 1.5M | Oct 2019 – Jul 2026 |
| Wells, J. W. O-6-13194 | Atlantis Oil Company, Inc. only | JRC (Paluxy) | Wood | 1 | 561K | 5.61K | Jul 1993 – Jul 2026 |
| McLean-Bowman -B- O-1-4171 | Unitex Oil & Gas, L.L.C. only | Big Wells (San Miguel) | Dimmit | 13 | 550K | 167K | Jan 1993 – Jul 2026 |
| Big Wells South Unit 17 Dim O-1-18879 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 3 | 521K | 1.29M | Oct 2016 – Jul 2026 |
| Big Wells South Unit 3 Dim O-1-18880 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 509K | 1.16M | Oct 2016 – Jul 2026 |
| Valley Wells Unit 14 Dim O-1-18532 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 499K | 1.73M | Jun 2015 – Jul 2026 |
| Big Wells South Unit 15 Dim O-1-18884 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 494K | 1.38M | Oct 2016 – Jul 2026 |
| Wells, Hyson -A- O-13-18549 | Key Energy of Colorado, Inc. only | Groesbeck Creek (Chappel) | Hardeman | 2 | 478K | 110K | Jan 1993 – Mar 2012 |
| Valley Wells HC9 Dim O-1-20002 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 473K | 1.45M | Sep 2019 – Jul 2026 |
| Houston-Wells 2S O-10-50754 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 453K | 1.19M | Jul 2018 – Jul 2026 |
| Big Wells South Unit 16 Dim O-1-18894 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 446K | 1.28M | Oct 2016 – Jul 2026 |
| Houston-Wells 2U O-10-50801 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 445K | 1.17M | Jul 2018 – Jul 2026 |
| Big Wells South Unit 14 Dim O-1-18883 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 439K | 1.14M | Oct 2016 – Jul 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 – Jul 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 – Jul 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 – Jul 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 – Jul 2026 |
| Texaco- Exxon Tomas Fee O-4-11838 | Ragars Oil & Gas Co. only | Govt. Wells, N. | Duval | 7 | 409K | 606 | Jan 1993 – Jul 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 – Jul 2026 |
| Cramer-Logan Waterflood Unit O-13-30379 | Delong, Horace only | Wizard Wells (Caddo 4900) | Jack | 38 | 402K | 251K | Dec 2004 – Jul 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 – Jul 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 – Jul 2026 |
| Jones, F. B. O-11-15367 | Winn Operating, LLC only | Wells (Devonian) | — | 3 | 383K | 21 | Jan 1993 – Jul 2026 |
| Wells, J.W. O-6-13249 | Atlantis Oil Company, Inc. only | Lisa Layne (Paluxy 7280) | Wood | 2 | 361K | 23K | Oct 1993 – Jul 2026 |
| Houston-Wells 2T O-10-50800 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 353K | 1.02M | Jul 2018 – Jul 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 – Jul 2026 |
| Big Wells South Unit 11 Dim O-1-18742 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 352K | 463K | Mar 2016 – Jul 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 – Jul 2026 |
| Wells, J.W. O-6-13210 | Atlantis Oil Company, Inc. only | JRC (Paluxy) | Wood | 2 | 332K | 25.2K | Sep 1993 – Jul 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 – Jul 2026 |
| Big Wells South HC1 Dim O-1-19649 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 318K | 649K | Jan 2019 – Jul 2026 |
| Big Wells South a Dim O-1-18274 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 2 | 315K | 464K | Jan 2015 – Jul 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 – Jul 2026 |
| Hahl, C. W., Etal O-4-1090 | Aurora Resources Corporation only | Govt. Wells, N. | — | 34 | 307K | 1.78K | Jan 1993 – Jul 2026 |
| Wells Unit O-13-29565 | Assent Energy Partners, LLC only | Groesbeck Creek (Chappel) | Hardeman | 3 | 302K | 60.1K | Aug 1998 – Jul 2026 |