| Newberry, Milton S. "B" O-3-20611 | Anadarko E&P Onshore LLC only | Kurten (Austin Chalk) | Brazos | 1 | 28.6K | 23.2K | Jan 1993 – Sep 2003 |
| Smith, J.P. O-3-16975 | Southwest Resources, Inc. only | Kurten (Buda) | Brazos | 2 | 28.5K | 20.2K | Jan 1993 – Jul 2004 |
| Jones-Caraway Unit O-3-21556 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 28.4K | 182K | Jan 1993 – Mar 2002 |
| Stetz-Rancho Grande Unit O-3-21986 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 28.3K | 187K | Mar 1993 – Nov 1999 |
| Bonano Unit I O-3-17774 | Wildfire Energy Operating LLC only | Kurten (Buda) | Brazos | 1 | 28K | 21.8K | Jan 1993 – Mar 2002 |
| Hester, Elaine O-3-21962 | Anadarko E&P Company LP only | Giddings (Buda) | Brazos | 1 | 28K | 89K | Jan 1993 – Jul 1999 |
| Pearson, W. S. et Al O-3-18122 | Rumble Energy LLC only | Aggieland (Woodbine) | Brazos | 1 | 27.8K | 356K | Jan 1993 – Apr 2026 |
| Texas World Speedway O-5-4180 | Proven Natural Resources LLC only | Aguila Vado (Eagleford) | Brazos | 1 | 27.7K | 290K | Aug 2014 – Apr 2026 |
| Dr. Hank O-3-25903 | South Texas Operating Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 27.5K | 6.24K | Mar 2011 – Dec 2025 |
| Newberry, Milton S. "B" O-3-18815 | Anadarko E&P Onshore LLC only | Kurten (Buda) | Brazos | 2 | 27.5K | 24.9K | Jan 1993 – Mar 2003 |
| Murphy Unit O-3-17581 | Chaparral Energy, L.L.C. only | Aggieland (Woodbine) | Brazos | 1 | 27.3K | 571K | Jan 1993 – Dec 2005 |
| Harriman A O-5-4429 | Wildfire Energy Operating LLC only | Aguila Vado (Eagleford) | Brazos | 1 | 27.2K | 3.42K | Nov 2021 – Mar 2026 |
| Conlee Unit O-3-21295 | WCS Oil and Gas Corporation only | Giddings (Austin Chalk-3) | Brazos | 1 | 27K | 84.4K | Jan 1993 – Apr 1999 |
| Smith, J. W. O-3-18846 | Geosouthern Energy Corporation only | Caldwell, NE (Georgetown) | Brazos | 1 | 26.7K | 20 | Jan 1993 – Jul 2007 |
| Curtis-Patranella O-3-22197 | Ginger Petroleum Company, Inc. only | Giddings (Austin Chalk-3) | Brazos | 1 | 26.7K | 16.2K | Sep 1993 – Aug 2000 |
| Preston "D" O-3-24673 | 7711 Corporation, The only | Kurten (Buda) | Brazos | 1 | 26.7K | 40.7K | Jul 2004 – Feb 2007 |
| Lang O-3-25595 | Centex Energy, LLC only | Giddings (Buda) | Brazos | 1 | 26.6K | 44.6K | Aug 2010 – Sep 2017 |
| Seaback O-3-25178 | Wildfire Energy Operating LLC only | Giddings (Buda) | Brazos | 1 | 26.4K | 260K | Mar 2008 – Feb 2019 |
| Brooke O-3-21790 | Baker, Brent Oil & Gas, Inc. only | Giddings (Austin Chalk-3) | Brazos | 1 | 26.3K | 290K | Jan 1993 – Apr 2000 |
| 080107(BRAZOS) O-3-23979 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 26.1K | 489K | Sep 1999 – Sep 2017 |
| Halen-Debi Lou O-3-17096 | Cockrell Production Co., Inc. only | Kurten (Buda) | Brazos | 2 | 26.1K | 32.8K | Jan 1993 – Jan 2021 |
| Favor O-3-17874 | Ramtex Energy LLC only | Aggieland (Woodbine) | Brazos | 1 | 25.6K | 413K | Jan 1993 – Nov 2015 |
| H. L. Terry Unit O-3-23766 | Enervest Operating, L.L.C. only | Giddings (Austin Chalk-3) | Brazos | 1 | 25.4K | 387K | Sep 1999 – Jan 2006 |
| Rust Unit G-3-294630 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk, Gas) | Brazos | 1 | 25.3K | 201K | Mar 2022 – Mar 2026 |
| Lawrence O-3-24093 | Crawford Hughes Operating Co. only | Giddings (Buda) | Brazos | 1 | 25.1K | 38.3K | May 2001 – Jul 2010 |
| Joyce O-3-25444 | Wildfire Energy Operating LLC only | Giddings (Buda) | Brazos | 1 | 25.1K | 722K | Nov 2009 – Jan 2023 |
| Habarta -J- O-3-11843 | Wildfire Energy Operating LLC only | Kurten (Woodbine) | Brazos | 1 | 25.1K | 822 | Jan 1993 – Mar 2026 |
| Evans-Winslow O-3-25068 | Gsi Oil & Gas, Inc. only | Giddings (Buda) | Brazos | 1 | 25K | 152K | Jul 2007 – Mar 2017 |
| Cole Smith O-3-26393 | Wildfire Energy Operating LLC only | Madisonville, W. (Woodbine -A-) | Brazos | 1 | 25K | 16.6K | Jun 2013 – Mar 2026 |
| Stanton Unit G-3-156378 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 25K | 14.6M | Sep 1995 – Mar 2020 |
| Ruffino, Preston Jr. O-3-17103 | Anadarko E&P Company LP only | Kurten (Buda) | Brazos | 1 | 24.9K | 7.53K | Jan 1993 – Feb 2002 |
| Kurten, Milton O-3-15690 | Cumming Company, Inc. The only | Kurten (Woodbine) | Brazos | 1 | 24.7K | 120 | Jan 1993 – Mar 2026 |
| Kinman Unit O-3-22617 | Bexco Operating, Inc. only | Giddings (Buda) | Brazos | 1 | 24.5K | 121K | Feb 1994 – Nov 1994 |
| Carroll-Beiring Unit O-3-21156 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 24.5K | 114K | Jan 1993 – Sep 1996 |
| Salpetro-Penicka Unit O-3-22421 | Union Pacific Resources Company only | Giddings (Buda) | Brazos | 1 | 24.4K | 37.8K | May 1994 – Apr 1996 |
| Duke Unit O-3-21747 | B.W.O.C., Inc. only | Kurten (Buda) | Brazos | 1 | 24.3K | 17.6K | Jan 1993 – Mar 2005 |
| Luedecke-Davros Unit O-3-22451 | Union Pacific Resources Company only | Giddings (Buda) | Brazos | 1 | 23.9K | 62.4K | Jan 1994 – Oct 1994 |
| Lott-Lee a WB O-3-28264 | Wildfire Energy Operating LLC only | Madisonville, W. (Woodbine -A-) | Brazos | 1 | 23.7K | 11.3K | Jan 2026 – Mar 2026 |
| Bush-Stetz Unit O-3-21694 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 23.7K | 206K | Jan 1993 – Feb 2000 |
| Risinger-Cooke Unit O-3-21796 | Union Pacific Resources Company only | Giddings (Austin Chalk-3) | Brazos | 1 | 23.6K | 31.6K | Jan 1993 – Sep 1994 |
| Williams, A.M. Unit O-3-26548 | Cumming Company, Inc. The only | Kurten (Buda) | Brazos | 1 | 23.5K | 0 | Jun 2013 – Mar 2026 |
| Lightsey, W.O. O-3-18701 | Northfield Enterprises, Inc. only | Kurten (Buda) | Brazos | 1 | 23.5K | 12.1K | Jan 1993 – Apr 2002 |
| Franze, R.F. O-3-17136 | Holley Oil Company, LLC only | Kurten (Buda) | Brazos | 2 | 23.2K | 43.6K | Jan 1993 – Oct 2002 |
| Waldorf-Schehin G-3-145817 | Pride Energy Company only | Clay, NE (Austin Chalk 11350) | Brazos | 1 | 23K | 825K | Apr 1993 – Jun 2002 |
| Nunley-Bathe O-3-25503 | Centex Energy, LLC only | Madisonville, W. (Woodbine -A-) | Brazos | 1 | 22.9K | 6.96K | Oct 2009 – Feb 2014 |
| Butler O-3-17319 | Holley Oil Company, LLC only | Kurten (Buda) | Brazos | 3 | 22.7K | 23.2K | Jan 1993 – Feb 2011 |
| CLH O-3-25270 | Halcon Operating Co., Inc. only | Giddings (Buda) | Brazos | 1 | 22.6K | 379K | Aug 2008 – Mar 2010 |
| Fredricks O-3-27062 | Proven Natural Resources LLC only | Giddings (Buda) | Brazos | 1 | 22.6K | 222K | Feb 2011 – Apr 2026 |
| Siegert Unit O-3-15982 | Cameron, Paul E., Jr., Inc. only | Bryan, N. (Georgetown) | Brazos | 1 | 22.4K | 30.7K | Jan 1993 – Feb 2007 |
| Texas World Speedway O-3-26816 | Proven Natural Resources LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 22.3K | 258K | Aug 2014 – Apr 2026 |