| Talbert,c.p. G-4-56963 | Pearl, Bill H. Productions, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 40.5K | 532K | May 1993 – Aug 2026 |
| Walton, W.W. "A" G-4-153800 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 14.5K | 914K | Feb 1995 – Aug 2026 |
| Walton, W. W. G-4-49345 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 10.9K | 2.6M | by Jan 1993 – Aug 2026 |
| Purl, Ollie G-4-39087 | Pearl, Bill H. Productions, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 10.5K | 400K | by Jan 1993 – Aug 2026 |
| Walton, W. W. G-4-52711 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 9.88K | 1.11M | by Jan 1993 – Apr 2014 |
| Gee, H.W. G-4-144529 | Little, Lou Operating Co., Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 6.83K | 564K | Feb 1993 – Mar 2006 |
| Gee, H. W. G-4-147849 | Little, Lou Operating Co., Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 5.84K | 461K | Dec 1993 – Mar 2009 |
| East Side Block Unit G-4-167539 | Wallis Energy, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 4.91K | 263K | Mar 1998 – Jun 2026 |
| Critz G-4-214690 | Western Gulf Oil & Gas, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 4.4K | 193K | Sep 2005 – Jan 2018 |
| Schroeder, T. S. G-4-44817 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 4.23K | 1.21M | by Jan 1993 – Aug 2026 |
| East Side Block Unit G-4-174048 | Wallis Energy, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 3.8K | 489K | Jul 1999 – May 2026 |
| Hefte, Mary Tom et Al G-4-169506 | Harper Hefte, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 3.8K | 327K | Jul 1998 – Sep 2017 |
| Cottingham G-4-288661 | Cimarron Engineering, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 3.04K | 228K | Nov 2019 – Aug 2021 |
| Walton, W. W. G-4-8907 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 2.2K | 862K | by Jan 1993 – Apr 2006 |
| Winfield G-4-242860 | Premier Minerals, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 2.07K | 221K | Nov 2008 – Dec 2016 |
| Driscoll, Clara G-4-141122 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 1.79K | 683K | by Jan 1993 – May 2021 |
| Rivers, W. C. G-4-184602 | Sarita Energy Resources, Ltd. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 1.61K | 472K | Sep 2001 – Sep 2019 |
| Brown, Minnie G-4-32598 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 1.14K | 443K | by Jan 1993 – Aug 2026 |
| Fee 687 G-4-147685 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 1.04K | 1.44M | Dec 1993 – Aug 2026 |
| Hefte, Mary Tom Trust G-4-173526 | Harper Hefte, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 983 | 147K | Jun 1999 – Dec 2021 |
| Groenveld, B. G-4-146578 | Omega Energy, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 830 | 198K | Jan 1994 – May 2000 |
| Gee, H. W. G-4-162681 | Ren Services, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 772 | 205K | Mar 1997 – Nov 2001 |
| Kinsey, E. A. G-4-36159 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 538 | 224K | by Jan 1993 – Sep 2002 |
| Bogel, W. W. G-4-143502 | M. E. Operating only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 379 | 123K | by Jan 1993 – Apr 2000 |
| Critz G-4-198836 | P-R-O Management, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 314 | 25.6K | Dec 2003 – Mar 2005 |
| Gee, H. W. G-4-204407 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 309 | 460K | Jul 2004 – Oct 2016 |
| Austin, Helen P. G-4-84452 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 182 | 3.07K | by Jan 1993 – Feb 2012 |
| Rivers, W. C. G-4-109780 | Sarita Energy Resources, Ltd. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 177 | 178K | Nov 1994 – Sep 2019 |
| Gee H. W. G-4-191731 | Little, Lou Operating Co., Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 151 | 18.4K | Sep 2002 – Dec 2003 |
| Pyle, H. C. G-4-279737 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 145 | 10.7K | Dec 2015 – Feb 2018 |
| Rivers, M. L. G-4-51239 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 144 | 650K | by Jan 1993 – Aug 2026 |
| Gee, H. W. G-4-141381 | Little, Lou Operating Co., Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 124 | 100K | by Jan 1993 – Feb 1996 |
| Critz G-4-189307 | Western Gulf Oil & Gas, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 113 | 5.9K | Jun 2002 – Oct 2004 |
| Fee G-4-33629 | Harper Hefte, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 82 | 165K | by Jan 1993 – Jan 2014 |
| Levy "A" G-4-86799 | Txla Energy, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 78 | 1.27K | by Jan 1993 – Mar 1995 |
| East Side Block Unit G-4-67504 | Royal Production Company, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 68 | 13.2K | by Jan 1993 – Apr 1994 |
| Hefte, Mary Tom et Al G-4-45484 | Harper Hefte, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 58 | 36.3K | by Jan 1993 – Jul 1998 |
| Rivers, M. L. "A" G-4-8905 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 36 | 598K | by Jan 1993 – Aug 2026 |
| Elliff, Mabel G-4-49412 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 28 | 614K | by Jan 1993 – Aug 2026 |
| Wolter, R. C. G-4-176020 | Apache Corporation only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 27 | 508K | Jan 2000 – Mar 2003 |
| Simmonds, B. B. G-4-40239 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 24 | 385K | by Jan 1993 – Dec 2013 |
| Ingram, J. C. G-4-8946 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 23 | 528K | by Jan 1993 – Aug 2026 |
| Elliff, J. J. G-4-78263 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 21 | 406K | by Jan 1993 – Jun 2025 |
| Ingram, J. C. G-4-8995 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 20 | 901K | by Jan 1993 – Apr 2015 |
| Talbert, C. P. G-4-8911 | Pearl, Bill H. Productions, Inc. only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 18 | 851K | by Jan 1993 – Aug 2026 |
| Windsor-Pyle G-4-8917 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 16 | 309K | by Jan 1993 – Aug 2026 |
| Rivers -B- G-4-129131 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 16 | 461K | by Jan 1993 – Aug 2026 |
| Wallace, W. H. G-4-95743 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 16 | 343K | by Jan 1993 – Apr 2015 |
| Ingram, J. C. G-4-44515 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 15 | 229K | by Jan 1993 – Aug 2026 |
| Driscoll, Clara G-4-8954 | Urban Oil & Gas Group, LLC only | Agua Dulce (Consolidated Frio) | Nueces | 1 | 15 | 572K | by Jan 1993 – Aug 2026 |