| Bertha Anderson Gas Unit G-2-71799 | Capital Star Oil & Gas, Inc. only | Hallettsville, South (Anderson) | Lavaca | 1 | 190K | 8.84M | by Jan 1993 – Aug 2026 |
| Julius Technik G.U. O-2-8265 | Inland Ocean, Inc. only | Hallettsville (Burns 9600) | Lavaca | 1 | 175K | 1.04M | Mar 1997 – Jul 2009 |
| Bonorden Gas Unit G-2-224488 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 134K | 3.31M | Nov 2006 – Aug 2026 |
| Hallettsville Oil Unit O-2-12350 | Capital Star Oil & Gas, Inc. only | Hallettsville (8200) | Lavaca | 1 | 127K | 326K | Sep 2019 – Aug 2026 |
| Henkes, A. G. Gas Unit G-2-74489 | Capital Star Oil & Gas, Inc. only | Hallettsville, South (Anderson) | Lavaca | 1 | 119K | 4.97M | by Jan 1993 – Aug 2026 |
| Allen Oil Unit #1 O-2-7121 | Capital Star Oil & Gas, Inc. only | Hallettsville (Burns 9600) | Lavaca | 1 | 115K | 365K | by Jan 1993 – Aug 2025 |
| Etzler, A. Gas Unit G-2-77411 | Capital Star Oil & Gas, Inc. only | Hallettsville, South (Anderson) | Lavaca | 1 | 108K | 4.19M | by Jan 1993 – Aug 2026 |
| Kubena Wilcox Gas Unit G-2-165291 | Capital Star Oil & Gas, Inc. only | Halletsville (Simmons) | Lavaca | 1 | 99.9K | 2.89M | Mar 1997 – Aug 2026 |
| Bonorden Gas Unit G-2-231756 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 88.3K | 1.87M | Jan 2008 – May 2026 |
| Wilcox Hallettsville Gas Unit G-2-142681 | Capital Star Oil & Gas, Inc. only | Halletsville (Simmons) | Lavaca | 1 | 62.2K | 4.79M | by Jan 1993 – Aug 2019 |
| East Hallettsville Gas Unit G-2-138274 | Capital Star Oil & Gas, Inc. only | Word, N. (Edwards) | Lavaca | 1 | 60.2K | 2.95M | by Jan 1993 – Aug 2026 |
| Mary B. Golsch Gas Unit 1 G-2-109231 | Capital Star Oil & Gas, Inc. only | Hallettsville, East (9800) | Lavaca | 1 | 54.9K | 3.19M | by Jan 1993 – Aug 2026 |
| Bonorden Gas Unit G-2-140533 | Bass Enterprises Production Co. only | Hallettsville (8900) | Lavaca | 1 | 54.2K | 492K | by Jan 1993 – Sep 1998 |
| Konvicka Gas Unit G-2-150549 | Marquee Corporation only | Hallettsville, South (Wx. 6900) | Lavaca | 1 | 44K | 4.39M | Jul 1994 – Nov 2011 |
| Kubena Oil Unit O-2-11908 | Capital Star Oil & Gas, Inc. only | Hallettsville (10,150) | Lavaca | 1 | 35.7K | 233K | Jun 2019 – May 2026 |
| Hermes Unit G-2-266493 | Mascot Oil Company only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 33.4K | 591K | Feb 2011 – Sep 2013 |
| Mary B. Golsch Gas Unit G-2-113228 | Capital Star Oil & Gas, Inc. only | Hallettsville, East (9800) | Lavaca | 1 | 33K | 1.69M | by Jan 1993 – Aug 2026 |
| Bonorden Gas Unit G-2-170621 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 32.2K | 1.07M | Aug 1998 – Jun 2018 |
| Bonorden Gas Unit G-2-194175 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 26.5K | 1.31M | Mar 2003 – Jun 2017 |
| East Hallettsville Gas Unit G-2-145402 | Capital Star Oil & Gas, Inc. only | Word, N. (Edwards) | Lavaca | 1 | 25.1K | 2.24M | Mar 1993 – Aug 2026 |
| Technik G-2-293658 | MB Energy, LLC only | Hallettsville (Burns 9800) | Lavaca | 1 | 23.6K | 690K | Jun 2022 – Aug 2026 |
| Schindler Unit G-2-281999 | Zachry Exploration, LLC only | Hallettsville, South (Wx. 6900) | Lavaca | 1 | 22.3K | 1.61M | May 2017 – Nov 2020 |
| Bonorden Gas Unit G-2-170995 | Bass Enterprises Production Co. only | Hallettsville (8850) | Lavaca | 1 | 21.6K | 411K | Aug 1998 – Apr 2003 |
| Konvicka O-2-12793 | MB Energy, LLC only | Hallettsville (Burns 9800) | Lavaca | 1 | 21.4K | 21.3K | Jan 2024 – Aug 2026 |
| Woytek G-2-296878 | MB Energy, LLC only | Hallettsville (Burns 9800) | Lavaca | 1 | 20.2K | 537K | Mar 2023 – Aug 2026 |
| Allen Oil Unit 2 O-2-6776 | Pioneer Natural Res. USA, Inc. only | Hallettsville (Burns 9800) | Lavaca | 1 | 20.2K | 72.4K | by Jan 1993 – Feb 2003 |
| E. Hermes G-2-257241 | Crawford Hughes Operating Co. only | Hallettsville (8750) | Lavaca | 1 | 19.5K | 471K | Aug 2010 – Dec 2012 |
| Konvicka O-2-8132 | Indexgeo & Associates, Inc. only | Hallettsville, S. (Yegua 3650) | Lavaca | 1 | 17K | 47.3K | Nov 1995 – Aug 1997 |
| Gerdes, G.H. Jr. Unit #1 G-2-124792 | Escondido Petroleum Company, Inc only | Hallettsville, East (9800) | Lavaca | 1 | 16.4K | 353K | by Jan 1993 – Jan 2003 |
| Grafe, Victor O-2-9130 | Petrovybe Opco LLC only | Hallettsville (Burns 9600) | Lavaca | 1 | 15.8K | 124K | Mar 2007 – Aug 2026 |
| Wolf-Cowling G-2-228028 | Trio Consulting & Management,llc only | Hallettsville, South (Wx. 6900) | Lavaca | 1 | 12.5K | 875K | Apr 2007 – Dec 2011 |
| Klekar Unit G-2-163778 | Southern Mineral Corporation only | Hallettsville (10,150) | Lavaca | 1 | 12K | 215K | Dec 1996 – Dec 1999 |
| City of Halletsville Oil Unit 1 O-2-6781 | Pioneer Natural Res. USA, Inc. only | Hallettsville (Burns 9800) | Lavaca | 1 | 11.4K | 546K | by Jan 1993 – Mar 2009 |
| Golsch, Mary B. G-2-136645 | Gruy Petroleum Management Co. only | Hallettsville (8250 Wilcox) | Lavaca | 1 | 11.2K | 506K | by Jan 1993 – Jan 2003 |
| Randow Unit G-2-120612 | Southern Mineral Corporation only | Hallettsville (8750) | Lavaca | 1 | 10K | 179K | by Jan 1993 – Apr 1997 |
| HNH GU G-2-262125 | Crawford Hughes Operating Co. only | Hallettsville (8750) | Lavaca | 1 | 10K | 228K | Jun 2011 – Jul 2013 |
| McEwans G-2-256310 | Mosley Oil &gas Inc only | Hallettsville (10,150) | Lavaca | 1 | 9.9K | 484K | Oct 2008 – Jan 2024 |
| Klekar Unit G-2-188200 | Unit Petroleum Company only | Hallettsville (8200) | Lavaca | 1 | 9.62K | 251K | Aug 2001 – Jun 2008 |
| Einkauf Gas Unit G-2-77822 | Valence Operating Company only | Hallettsville, South (Anderson) | Lavaca | 1 | 9.38K | 446K | by Jan 1993 – Dec 2024 |
| Bonorden Gas Unit G-2-204254 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 9.08K | 457K | Aug 2004 – Jan 2008 |
| Hoffer G-2-296051 | Mascot Oil Company only | Hallettsville (Burns 9800) | Lavaca | 1 | 8.4K | 271K | Jun 2013 – Aug 2026 |
| Rothbauer Unit G-2-139816 | Unit Petroleum Company only | Hallettsville (7100) | Lavaca | 1 | 8.07K | 689K | by Jan 1993 – Jun 2008 |
| Harbus Trust G-2-215157 | Trio Consulting & Management,llc only | Hallettsville, South (Wx. 6900) | Lavaca | 1 | 8.03K | 640K | Sep 2005 – Jun 2008 |
| Randow Unit G-2-164176 | Southern Mineral Corporation only | Hallettsville (7700) | Lavaca | 1 | 7.81K | 122K | May 1997 – Mar 2000 |
| Bonorden Gas Unit G-2-248812 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 7.44K | 338K | Jul 2008 – Oct 2021 |
| Scheineman, J.A. Estate G-2-217758 | Valence Operating Company only | Hallettsville (10,150) | Lavaca | 1 | 6.91K | 208K | Dec 2005 – May 2009 |
| Obelgoner G-2-291032 | MB Energy, LLC only | Halletsville, E. (7450) | Lavaca | 1 | 6.81K | 390K | Apr 2021 – Aug 2026 |
| Hoffer, Leo Gas Unit G-2-284691 | Capital Star Oil & Gas, Inc. only | Hallettsville, E.(middle Wilcox) | Lavaca | 1 | 6.73K | 130K | May 2018 – Mar 2021 |
| Mary B. Golsch Gas Unit O-2-7732 | Prize Operating Company only | Hallettsville (10,150) | Lavaca | 1 | 6.58K | 65.2K | by Jan 1993 – Jan 2000 |
| Scheineman, J. A. Estate G-2-74491 | Valence Operating Company only | Hallettsville, South (Anderson) | Lavaca | 1 | 6.22K | 259K | by Jan 1993 – Jun 2019 |