| Broussard-Middleton G-3-172788 | Cabot Oil & Gas Corporation only | Chimney Bayou (Vicksburg B) | Chambers | 1 | 235K | 2.46M | Nov 1998 – Apr 2004 |
| Middleton G-3-262466 | Choice Exploration, Inc. only | Moss Bluff, North | Liberty | 1 | 211K | 3.82M | May 2011 – Feb 2015 |
| Middleton-Sachs a Unit G-1-273725 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 105K | 519K | Dec 2013 – Apr 2026 |
| Booth-Middleton a Unit G-1-275231 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 92.5K | 703K | Jul 2014 – Apr 2026 |
| Booth-Middleton B Unit G-1-274856 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 75.2K | 434K | Jul 2014 – Apr 2026 |
| Middleton, A. D. a/C #4 G-3-265024 | Texas Petroleum Investment Co. only | Devillier (Lox B) | Chambers | 1 | 71.7K | 1.46M | Jun 2012 – May 2015 |
| Middleton G-3-195947 | Brammer Engineering, Inc. only | Rankin (Cook Mtn. IV) | Harris | 1 | 67K | 5.17M | Jun 2003 – May 2009 |
| Booth-Middleton D Unit G-1-274786 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 46.5K | 352K | Jul 2014 – Apr 2026 |
| Booth-Middleton C Unit G-1-274783 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 37.3K | 285K | Jul 2014 – Apr 2026 |
| Middleton, Archie G-3-161451 | Denbury Onshore, LLC only | Oyster Bayou | Chambers | 1 | 36.1K | 1.58M | Dec 1996 – Jun 2010 |
| Booth-Middleton D Unit G-1-275338 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 27.8K | 282K | Jul 2014 – Apr 2026 |
| Morrison, Lavine O. G-3-75077 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 24.3K | 2.39M | Jan 1993 – Apr 2026 |
| Steger, Robbie Lee G. U. #1 G-3-75075 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 15.3K | 1.1M | Jan 1993 – Mar 1999 |
| Middleton, Archie G-3-161521 | Denbury Onshore, LLC only | Oyster Bayou (Frio 2-8200) | Chambers | 1 | 14.6K | 747K | Dec 1996 – Apr 2004 |
| Middleton, A. D. a/C # 1 G-3-164296 | Texas Petroleum Investment Co. only | Anahuac, W. (Marginulina "A") | Chambers | 1 | 8.46K | 2.67M | Jul 1997 – May 2021 |
| Middleton, A. D. a/C 1 G-3-205163 | Texas Petroleum Investment Co. only | Anahuac (FB a-2, Frio 12) | Chambers | 1 | 5.8K | 82.2K | Oct 2004 – Nov 2006 |
| Middleton, A. D. a/C 1 G-3-150788 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 4.73K | 3.99M | Aug 1994 – Sep 2009 |
| Middleton, A. D. a/C 1 G-3-150475 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 4.7K | 5.12M | Aug 1994 – Apr 2001 |
| Middleton, A. D. a/C #1 G-3-151057 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 4.31K | 4.32M | Aug 1994 – Feb 2005 |
| Middleton, A.D. a/C #1 G-3-144924 | Exxon Corp. only | Anahuac (FB-1 South, Frio 13) | Chambers | 1 | 4.22K | 221K | Mar 1993 – Nov 1993 |
| Middleton, A. D. a/C 1 G-3-151072 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 3.86K | 2.44M | Sep 1994 – May 2002 |
| Middleton, V GU1 G-6-199406 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 3.55K | 398K | Dec 2003 – Apr 2026 |
| Middleton,v GU1 G-6-105206 | Lime Rock Resources a, L.P. only | Reklaw (Travis Peak) | Cherokee | 1 | 3.21K | 239K | Jan 1993 – Aug 2003 |
| Middleton, A. D. a/C 1 G-3-167571 | Texas Petroleum Investment Co. only | Anahuac, W. (Marginulina "A") | Chambers | 1 | 2.76K | 930K | Mar 1998 – Sep 1999 |
| Middleton,v GU1 G-6-185639 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 2.21K | 291K | Sep 2001 – Apr 2026 |
| Middleton,v GU1 G-6-180224 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 2.04K | 975K | Oct 2000 – Apr 2026 |
| Broussard-Middleton G-3-170773 | Cabot Oil & Gas Corporation only | Elwood (Vicksburg) | Chambers | 1 | 2.04K | 13K | May 1997 – Feb 1998 |
| Milentz, A. R. G. U. #1 G-3-75076 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 2.04K | 223K | Jan 1993 – Jun 2006 |
| Middleton Gas Unit G-6-277175 | Atlas Operating LLC only | Sym-Jac, West (Hosston) | Cherokee | 1 | 1.87K | 169K | Apr 2016 – Mar 2026 |
| Ruby Middleton GU G-5-228175 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.78K | 921K | Apr 2007 – Apr 2026 |
| Middleton, V GU 1 G-6-215256 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 1.78K | 172K | Apr 2005 – Apr 2026 |
| Middleton, A. D. a/C 1 G-3-161831 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 1.71K | 376K | Mar 1997 – Jan 1998 |
| Middleton, A. D. a/C #1 G-3-155181 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 1.55K | 2.85M | Jul 1995 – Jan 1998 |
| Nash G-4-261692 | Middleton Oil Company only | Owen (Olmos) | Webb | 1 | 1.37K | 1.05M | Jan 2011 – Apr 2026 |
| Ruby Middleton Gas Unit G-5-216479 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 1.27K | 1.78M | Dec 2005 – Apr 2026 |
| Middleton, V GU1 G-6-189260 | Great American Resources Inc. only | Reklaw (Travis Peak) | Cherokee | 1 | 1.25K | 251K | Jun 2002 – Apr 2026 |
| Broussard-Middleton G-3-199816 | Davis Petroleum Corp. only | Double Bayou (Nodosaria) | Chambers | 1 | 1.14K | 97K | Feb 2004 – Apr 2004 |
| Middleton, Ruby Gas Unit O/A G-5-158196 | XTO Energy Inc. only | Reed (Travis Peak) | Freestone | 1 | 1.08K | 1.05M | Mar 1996 – Oct 2018 |
| Middleton G-4-92023 | Middleton Oil Company only | Las Tiendas (Olmos) | Webb | 1 | 1.03K | 658K | Jan 1993 – Apr 2026 |
| Middleton "E" G-5-185857 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 999 | 1.33M | Oct 2001 – Apr 2026 |
| Middleton, A. D. a/C 1 G-3-165953 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 1 | 963 | 471K | Oct 1997 – Jan 2008 |
| Middleton, Ruby Gas Unit G-5-165118 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 930 | 1.05M | Aug 1997 – Apr 2026 |
| Middleton Upton Unit G-3-268854 | Middleton Oil Company only | Rock Island, W. (2300) | Colorado | 1 | 897 | 540K | Jun 2012 – Feb 2016 |
| Middleton, Ruby Gas Unit G-5-240448 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 884 | 1.17M | Jun 2008 – Apr 2026 |
| Middleton G-4-92024 | Middleton Oil Company only | Las Tiendas (Olmos) | Webb | 1 | 882 | 386K | Jan 1993 – Oct 2007 |
| Ruby Middleton Gas Unit G-5-260318 | Hilcorp Energy Company only | Teague (CV-Bossier Cons.) | Freestone | 1 | 842 | 641K | Mar 2011 – Apr 2026 |
| Steger, R. L. G. U. No. 1 G-3-173002 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 779 | 183K | Feb 1999 – Apr 2026 |
| Triphene Middleton "D" G-4-260829 | Middleton Oil Company only | Las Tiendas (Olmos) | Webb | 1 | 772 | 663K | Jan 2011 – Apr 2026 |
| Middleton "E" G-5-217704 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 743 | 2.18M | Jun 2005 – Apr 2026 |
| Middleton, Ruby Gas Unit O/A G-5-155989 | XTO Energy Inc. only | Reed (Travis Peak) | Freestone | 1 | 737 | 514K | Aug 1995 – Jul 2012 |