| Sec. 15-Humble Fee O-3-24748 | Neches Transport Inc. only | Drakes Branch (Cockfield) | Tyler | 9 | 213K | 609K | Oct 2005 – Jul 2026 |
| Sec. 15-Humble Fee O-3-8450 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield 1ST) | — | 2 | 64.8K | 108K | Jan 1993 – May 2008 |
| Section 15 - Humble Fee O-3-8268 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield 3) | — | 3 | 53.1K | 82.6K | Jan 1993 – Mar 2008 |
| Sun-Gulf-Humble Fee O-3-7501 | Los Hijos de Sanchez J LLC only | Liberty, South | Liberty | 4 | 29.6K | 82 | Jan 1993 – Jul 2026 |
| Sec. 15-Humble Fee O-3-8407 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield 2) | Tyler | 3 | 20.6K | 26.7K | Jan 1993 – Mar 2008 |
| Arco et al Humble Fee Gas Unit G-4-112273 | BP America Production Company only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 717K | Jan 1993 – Dec 2009 |
| Humble Fee Gas Unit G-4-116847 | Vastar Resources, Inc. only | Seven Sisters, E (Reagan D FB 1) | Duval | 1 | 0 | 462K | Jan 1993 – Dec 1997 |
| Arco-Humble Fee Gas Unit G-4-138857 | BP America Production Company only | Seven Sisters, E (Reagan D FB 1) | Duval | 1 | 0 | 1.29M | Jan 1993 – Feb 2005 |
| Arco et al Humble Fee Gas Unit G-4-152459 | Vastar Resources, Inc. only | Seven Sisters, E. (House G) | Duval | 1 | 0 | 569K | Sep 1994 – Jul 1996 |
| Arco et al Humble Fee Gas Unit G-4-159250 | BP America Production Company only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 2.94M | Jul 1996 – Feb 2009 |
| Humble Fee Gas Unit G-4-167515 | BP America Production Company only | Seven Sisters, E. (Reagan Seg 1) | Duval | 1 | 0 | 2.81K | Dec 1997 – May 2010 |
| Humble Fee Gas Unit G-4-197743 | Columbus Energy, LLC only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 1.57M | Oct 2003 – Jul 2026 |
| Humble Fee Gas Unit G-4-201475 | Columbus Energy, LLC only | Seven Sisters, E. (House C) | Duval | 1 | 0 | 130K | Aug 2003 – Jul 2026 |
| Humble Fee Gas Unit G-4-205759 | BP America Production Company only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 1.51K | Nov 2004 – Mar 2005 |
| Arco-Humble Fee Gas Unit G-4-208235 | Columbus Energy, LLC only | Seven Sisters, East ( 9500) | Duval | 1 | 0 | 46.5K | Feb 2005 – Jul 2026 |
| Humble Fee Gas Unit G-4-208671 | BP America Production Company only | Seven Sisters, E. (Reagan) | Duval | 1 | 0 | 26.5K | Mar 2005 – Nov 2005 |
| Humble Fee Gas Unit G-4-216317 | BP America Production Company only | Seven Sisters, E. (Reagan B) | Duval | 1 | 0 | 3.49K | Nov 2005 – Feb 2006 |
| Arco Humble Fee G-4-217459 | Columbus Energy, LLC only | Seven Sisters, East (10000) | Duval | 1 | 0 | 3.1K | Nov 2005 – Jul 2026 |
| Humble Fee Gas Unit G-4-218000 | Columbus Energy, LLC only | Seven Sisters, E. (House C) | Duval | 1 | 0 | 57.3K | Nov 2005 – Jul 2026 |
| Humble Fee Gas Unit G-4-220102 | Columbus Energy, LLC only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 1.8M | Feb 2006 – Jul 2026 |
| Humble Fee Gas Unit G-4-221133 | Columbus Energy, LLC only | Seven Sisters, E.(2ND Massive) | Duval | 1 | 0 | 112K | Mar 2006 – Jul 2026 |
| Humble Fee Gas Unit G-4-245400 | BP America Production Company only | Seven Sisters, E. (Reagan B) | Duval | 1 | 0 | 45.7K | Dec 2008 – Nov 2009 |
| Arco et al Humble Fee Gas Unit G-4-248270 | Columbus Energy, LLC only | Seven Sisters, E. (Reagan B) | Duval | 1 | 0 | 1.95M | Feb 2009 – Jul 2026 |
| Arco et al Humble Fee Gas Unit G-4-285507 | Columbus Energy, LLC only | Seven Sisters, E. (Reagan) | Duval | 1 | 0 | 755K | Jul 2018 – Jul 2026 |
| Humble Fee O-3-9714 | Good Ol'boys Oil Company only | Liberty, South | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Section 15 Humble Fee O-3-21959 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield 2-A) | — | 1 | 0 | 0 | Apr 1993 – Sep 2005 |
| Sun Gulf Humble Fee Tract 1 O-3-24471 | Texas American Resources Company only | Wildcat | Liberty | 1 | 0 | 0 | Aug 2003 – Apr 2009 |
| Section 15-Humble Fee G-3-61515 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield 5) | — | 1 | 0 | 0 | Jan 1993 – Mar 2008 |
| Sun Gulf Humble Fee Tr. 2 O-3-26152 | Texas American Resources Company only | Liberty, South | — | 1 | 0 | 0 | Sep 2013 – Mar 2015 |
| Arco et al-Humble Fee G-4-48643 | Columbus Energy, LLC only | Seven Sisters, East ( 9500) | — | 1 | 0 | 3.56M | Jan 1993 – Jul 2026 |
| Arco Etal Humble Fee Gas Unit G-4-101266 | Columbus Energy, LLC only | Seven Sisters, E. (Howell Sand) | Duval | 1 | 0 | 19M | Jan 1993 – Jul 2026 |
| Arco Humble Fee Gas Unit G-4-103844 | BP America Production Company only | Seven Sisters, E. (Reagan) | Duval | 1 | 0 | 288K | Jan 1993 – Nov 2005 |
| Arco et al Humble Fee Gas Unit G-4-106189 | Vastar Resources, Inc. only | Seven Sisters, East (0-55) | Duval | 1 | 0 | 335 | Jan 1993 – Sep 1994 |