| South Spur Unit A G-1-263444 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 233K | 849K | Aug 2011 – Apr 2026 |
| South Spur Ranch G-1-261053 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 173K | 502K | Jun 2011 – Apr 2026 |
| South Spur State G-1-267400 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 157K | 596K | Jun 2012 – Apr 2026 |
| South Spur State G-1-267547 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 154K | 554K | Jun 2012 – Apr 2026 |
| South Spur State G-1-267546 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 133K | 636K | Jun 2012 – Apr 2026 |
| South Spur State G-1-266434 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 127K | 427K | Mar 2011 – Apr 2026 |
| South Spur Unit A G-1-272336 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 124K | 525K | Nov 2013 – Apr 2026 |
| South Spur Unit A G-1-268333 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 114K | 693K | Sep 2012 – Apr 2026 |
| South Spur Unit A G-1-267399 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 111K | 617K | May 2012 – Apr 2026 |
| South Spur Unit B G-1-278101 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 102K | 486K | Feb 2018 – Apr 2026 |
| South Spur Unit A G-1-272335 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 101K | 387K | Nov 2013 – Apr 2026 |
| South Spur Unit A G-1-267398 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 96.8K | 587K | May 2012 – Apr 2026 |
| South Spur Unit A G-1-272337 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 93.4K | 553K | Nov 2013 – Apr 2026 |
| South Spur Unit A G-1-268343 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 88.1K | 574K | Sep 2012 – Apr 2026 |
| South Spur Unit B G-1-278031 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 86.3K | 463K | Feb 2018 – Apr 2026 |
| South Spur Unit B G-1-277608 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 82.1K | 700K | Feb 2018 – Apr 2026 |
| South Spur Unit A G-1-268342 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 75.2K | 598K | Sep 2012 – Apr 2026 |
| South Spur Unit B G-1-279092 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 74.7K | 327K | Feb 2018 – Apr 2026 |
| South Spur Ranch G-1-260432 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 66.3K | 187K | Jan 2010 – Apr 2026 |
| Spur 9 G-14-280977 | Presidio Petroleum LLC only | Hemphill (Douglas) | Hemphill | 1 | 65K | 387K | Aug 2016 – Apr 2026 |
| Weldon Schorp-Sandspur Unit G-1-272575 | Javelin Energy Partners Mgmt LLC only | Indio Tanks (Pearsall) | Frio | 1 | 42.9K | 572K | Oct 2013 – Dec 2022 |
| Spur 9 G-14-281750 | Presidio Petroleum LLC only | Hemphill (Douglas) | Hemphill | 1 | 25.9K | 172K | Oct 2016 – Mar 2026 |
| Harvey G-4-164796 | Spur Operating Co. only | Harvey (14-B-1) | San Patricio | 1 | 21.6K | 224K | Jun 1997 – Dec 2003 |
| Spur 9 G-14-281748 | Presidio Petroleum LLC only | Hemphill (Douglas) | Hemphill | 1 | 18.6K | 167K | Oct 2016 – Mar 2026 |
| Spurlock G-6-264326 | Eqv Operating LLC only | Carthage, SE (CV) | Shelby | 1 | 8.99K | 3.14M | Jul 2011 – Mar 2026 |
| Spurlock G-6-264323 | Eqv Operating LLC only | Carthage, SE (CV) | Shelby | 1 | 6.56K | 1.73M | Jul 2011 – Mar 2026 |
| Spur T Gas Unit G-2-217970 | Rincon Petroleum Corporation only | Jennie Bell (Wilcox 11500) | De Witt | 1 | 5.71K | 913K | Dec 2005 – Sep 2011 |
| Spurlock-Eddins Allocation Unit G-6-268313 | Eqv Operating LLC only | Carthage, SE (CV) | Shelby | 1 | 4.39K | 1.74M | Jun 2013 – Jan 2026 |
| Harvey G-4-155913 | Spur Operating Co. only | Harvey (M-3) | San Patricio | 1 | 2.48K | 143K | Aug 1995 – May 1997 |
| Spur T Gas Unit G-2-253882 | Finley Resources, Inc. only | Kuester (Wilcox 8070) | De Witt | 1 | 2.01K | 153K | Aug 2009 – Aug 2013 |
| Smith, W. R. G-8-187429 | Van Operating, Ltd. only | Spurgin (Congl) | Shackelford | 1 | 1.35K | 232K | Nov 2001 – Jan 2020 |
| Spurlock G-14-292051 | Burk Royalty Co., Ltd. only | Panhandle, West | Hutchinson | 1 | 1.16K | 17.8K | Nov 2021 – Apr 2026 |
| Arco Sterne Fee G-3-148009 | Premium Exploration Company only | Spurger (Yegua #3) | Tyler | 1 | 871 | 38.8K | Nov 1993 – May 1994 |
| Spurlen G-8-186671 | DMV Pipeline LLC only | Desdemona, E. (Marble Falls) | Erath | 1 | 614 | 134K | Jan 2002 – Jul 2018 |
| Little Indian G-8-291234 | Geosurveys, Inc. only | Spurgin (Congl. Lower) | Shackelford | 1 | 612 | 21.1K | Sep 2021 – Aug 2022 |
| M.A. Monsoor (Usn) G-3-283930 | Fort Apache Energy, Inc. only | Spurger (5440) | Tyler | 1 | 330 | 43.1K | Apr 2017 – Apr 2018 |
| Sakato, George T. G-3-281421 | Fort Apache Energy, Inc. only | Spurger (5440) | Tyler | 1 | 45 | 418K | Dec 2014 – Aug 2021 |
| Spurlock G-14-25474 | Scout Energy Management LLC only | Panhandle, West | Hutchinson | 1 | 32 | 193K | by Jan 1993 – Mar 2023 |
| Spurlock G-14-195689 | Burk Royalty Co., Ltd. only | Panhandle, West | Hutchinson | 1 | 13 | 231K | May 2003 – Nov 2023 |
| South Spur Unit B G-1-278027 | SN EF Maverick, LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 1 | 1 | Aug 2017 – Aug 2017 |
| Pate Jack G-8-67172 | Van Operating, Ltd. only | Spurgin (Congl) | Shackelford | 1 | 0 | 5.45K | by Jan 1993 – Jan 1995 |
| Smith, W.R. G-8-100247 | Van Operating, Ltd. only | Spurgin (Congl) | Shackelford | 1 | 0 | 107K | by Jan 1993 – Sep 2002 |
| Spurgin,kennith G-8-123993 | Van Operating, Ltd. only | Ibex South (Jennings) | Shackelford | 1 | 0 | 212K | by Jan 1993 – Nov 2020 |
| Spur G-14-25140 | Phillips Petroleum Company only | Panhandle, West | Moore | 1 | 0 | 144K | by Jan 1993 – Sep 1997 |
| Spurlock A.M. G-14-25141 | Burk Royalty Co., Ltd. only | Panhandle, West | Moore | 1 | 0 | 766K | by Jan 1993 – Apr 2026 |
| Spurlock, A. M. G-14-25465 | 4 P Oilfield Services, LLC only | Panhandle, West | Hutchinson | 1 | 0 | 154K | by Jan 1993 – Sep 2003 |
| Spurlock G-14-27307 | Burk Royalty Co., Ltd. only | Texas Hugoton | Sherman | 1 | 0 | 820K | by Jan 1993 – Mar 2026 |
| Spurlock G-14-27308 | Burk Royalty Co., Ltd. only | Texas Hugoton | Sherman | 1 | 0 | 454K | by Jan 1993 – Apr 2026 |
| Spur G-14-27420 | Pantera Energy Company only | Texas Hugoton | Sherman | 1 | 0 | 1.09M | by Jan 1993 – Apr 2026 |
| Spurlock G-14-27421 | Pantera Energy Company only | Texas Hugoton | Sherman | 1 | 0 | 1.34M | by Jan 1993 – Apr 2026 |