| Milberger Unit O-3-22604 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 280K | 117K | Dec 1994 – Oct 2003 |
| Porter-Bowden Unit O-3-22957 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 207K | 312K | Feb 1996 – Nov 2002 |
| Gaubatz-Yegua Unit G-3-145218 | Enervest Operating, L.L.C. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 132K | 3.13M | Mar 1993 – Sep 2008 |
| Rubenstein Unit G-3-149586 | Verdun Oil & Gas LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 113K | 3.03M | May 1994 – Feb 2026 |
| Hutchings-Hutchings Unit G-3-148231 | Magnolia Oil & Gas Operating LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 111K | 4.45M | Jan 1994 – Aug 2026 |
| See-Huggins Unit G-3-145491 | Enervest Operating, L.L.C. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 104K | 2.18M | Feb 1993 – Jun 2012 |
| See-Yegua Unit G-3-142842 | Enervest Operating, L.L.C. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 101K | 2.22M | by Jan 1993 – Sep 2007 |
| Yegua-Schawe Unit G-3-147595 | Enervest Operating, L.L.C. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 95.1K | 2.3M | Nov 1993 – Oct 2013 |
| Wilkins, Mabel G-3-95901 | Seneca Resources Corporation only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 92.7K | 2.3M | by Jan 1993 – Aug 1999 |
| Wilkins, Mabel G-3-143940 | Verdun Oil & Gas LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 85.1K | 1.74M | by Jan 1993 – Jul 2026 |
| Yegua-Yegua "a" Unit G-3-146969 | Southwest Resources, Inc. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 84.1K | 1.83M | Aug 1993 – Dec 2022 |
| Leachmann-Robinson Unit G-3-145659 | Rme Petroleum Company only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 83.3K | 1.55M | Feb 1993 – Feb 2002 |
| Leachman-Lockhart Unit G-3-146975 | Redbud E & P, Inc. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 80.9K | 1.87M | Sep 1993 – Feb 2022 |
| Pecore-Siegert G-3-144909 | Seneca Resources Corporation only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 67.7K | 1.28M | Feb 1993 – Jun 1999 |
| Yegua-Ware Unit G-3-144138 | Magnolia Oil & Gas Operating LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 63K | 1.3M | by Jan 1993 – Jul 2016 |
| Gaubatz-Fojt Unit G-3-145349 | Crawford Hughes Operating Co. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 58.4K | 1.31M | Apr 1993 – Feb 2009 |
| Dickson Unit G-3-149257 | Southwest Resources, Inc. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 52.6K | 1.08M | Apr 1994 – Oct 2017 |
| Brown - Accurso Unit O-3-21044 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 47.7K | 375K | by Jan 1993 – Sep 2011 |
| Hutchings-Hutchings "a" Unit G-3-148232 | Magnolia Oil & Gas Operating LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 45.1K | 4.5M | Jan 1994 – Aug 2026 |
| Pete Scarmardo Unit O-3-20984 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 45K | 168K | by Jan 1993 – Apr 2005 |
| See-Yegua 'a' Unit G-3-146067 | Magnolia Oil & Gas Operating LLC only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 43.9K | 815K | Jun 1993 – Mar 1999 |
| Gold, Mary "A" O-3-15216 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 2 | 41.4K | 420K | by Jan 1993 – Mar 2001 |
| Moore, Jesse "A" G-3-149245 | Verdun Oil & Gas LLC only | Clay, N.E. (Austin Chalk, Gas) | Burleson | 1 | 37.9K | 1.36M | Jan 1994 – Aug 2026 |
| Eagleton Unit O-3-22583 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 30.4K | 10.1K | Nov 1994 – Jul 1999 |
| Porter-Trask O-3-23910 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 25.3K | 27.6K | May 2000 – May 2002 |
| Matcek-Mitchell Unit O-3-13925 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 23.5K | 235K | by Jan 1993 – Mar 2001 |
| Gold, Mary O-3-15320 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 2 | 21K | 262K | by Jan 1993 – Mar 2001 |
| Wilkins, Mabel G-3-192027 | Southwest Resources, Inc. only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 19.6K | 1.1M | Nov 2001 – Apr 2022 |
| Clay Farms G-3-202564 | Proline Energy Resources Inc only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 18.6K | 1.34M | Mar 2004 – Aug 2026 |
| Cotrone-Jewish Welfare Unit O-3-22744 | Williams, Clayton Energy, Inc. only | Giddings (Buda) | Burleson | 1 | 17.9K | 5.9K | May 1995 – Jul 1996 |
| Moore, Jessie G-3-140026 | Garrison Ltd. only | Clay, N.E. (Austin Chalk, Gas) | Burleson | 1 | 17.3K | 437K | by Jan 1993 – Mar 1995 |
| Barnhart-Mayfair Unit G-3-136657 | Verdun Oil & Gas LLC only | Clay, N.E. (Austin Chalk, Gas) | Burleson | 1 | 16.7K | 1.08M | by Jan 1993 – Aug 2026 |
| Piwonka-Matcek Unit O-3-15142 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 16.2K | 146K | by Jan 1993 – Mar 2001 |
| Ryan, W.H. "A" O-3-14981 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 2 | 14.6K | 155K | by Jan 1993 – Mar 2001 |
| Peters, Alwine O-3-15273 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 12.9K | 94.7K | by Jan 1993 – Apr 2003 |
| Lewis-Monical O-3-23375 | Williams, Clayton Energy, Inc. only | Giddings (Buda) | Burleson | 1 | 11.2K | 3.94K | Oct 1997 – Jul 2006 |
| Kachtik, Thomas Unit O-3-15850 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 10.4K | 261K | by Jan 1993 – Mar 2001 |
| Hilton-Yegua Unit G-3-141258 | McDaniel Company, Inc., The only | Clay, NE (Austin Chalk 11350) | Burleson | 1 | 9.98K | 212K | by Jan 1993 – Apr 2000 |
| Matcek, Joseph Unit O-3-15312 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 9.79K | 178K | by Jan 1993 – Oct 1999 |
| Gold-Ryan Unit O-3-15470 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 9.56K | 44.1K | by Jan 1993 – Oct 1999 |
| Gold-Piwonka Unit O-3-15143 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 9.14K | 102K | by Jan 1993 – Mar 2001 |
| Kazmir-Matcek Unit "A" O-3-14866 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 8.69K | 88.2K | by Jan 1993 – Mar 2001 |
| Kazmir-Matcek Unit "B" O-3-15811 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 8.55K | 117K | by Jan 1993 – Jul 2000 |
| Sealy Smith Unit G-3-148181 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 7.75K | 213K | Jan 1994 – Jan 2002 |
| Gloyna, W. E. O-3-15384 | Williams, Clayton Energy, Inc. only | Caldwell (Austin Chalk) | Burleson | 1 | 6.39K | 39 | by Jan 1993 – Oct 2000 |
| Porter, E.B. O-3-22062 | Williams, Clayton Energy, Inc. only | Giddings (Buda) | Burleson | 1 | 5.44K | 41.6K | Jun 1993 – Jul 2006 |
| Clay Farms G-3-220415 | Proline Energy Resources Inc only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 5.21K | 622K | May 2005 – Aug 2026 |
| Matcek, Frank O-3-22646 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 5.18K | 66.5K | Jan 1995 – Mar 1995 |
| Matcek, Frank Unit O-3-15141 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 4.88K | 116K | by Jan 1993 – Feb 2004 |
| Brinkman, Bernice O-3-14311 | Williams, Clayton Energy, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 4.43K | 53K | by Jan 1993 – May 2000 |