| Chumbley G-14-247897 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 5.17K | 345K | Feb 2009 – Apr 2026 |
| Chumbley G-14-172975 | Bracken Operating, L.L.C. only | Hemphill (Douglas) | Hemphill | 1 | 4.17K | 718K | May 1999 – Sep 2009 |
| Arco et al-Humble Fee G-4-48643 | Columbus Energy, LLC only | Seven Sisters, East ( 9500) | Duval | 1 | 3.85K | 3.56M | by Jan 1993 – Apr 2026 |
| Chumbley G-14-172893 | Unit Petroleum Company only | Hemphill (Douglas) | Hemphill | 1 | 2.89K | 590K | May 1999 – Nov 2012 |
| Chumbley G-14-243183 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 2.41K | 192K | Apr 2008 – Apr 2026 |
| Humble-McElroy G-9-49939 | Rein Pusher Operating LLC only | Wilshire (Consolidated) | Upton | 1 | 1.45K | 154K | by Jan 1993 – Jun 2018 |
| Arco et al Humble Fee Gas Unit G-4-248270 | Columbus Energy, LLC only | Seven Sisters, E. (Reagan B) | Duval | 1 | 1.34K | 1.95M | Feb 2009 – Jun 2018 |
| Humble Fee Gas Unit G-4-221133 | Columbus Energy, LLC only | Seven Sisters, E.(2ND Massive) | Duval | 1 | 462 | 112K | Mar 2006 – Sep 2008 |
| Arco Etal Humble Fee Gas Unit G-4-101266 | Columbus Energy, LLC only | Seven Sisters, E. (Howell Sand) | Duval | 1 | 164 | 19M | by Jan 1993 – Apr 2026 |
| Humble Fee Gas Unit G-4-197743 | Columbus Energy, LLC only | Seven Sisters, E. (House AB) | Duval | 1 | 41 | 1.57M | Oct 2003 – Jan 2022 |
| Humble Fee Gas Unit G-4-220102 | Columbus Energy, LLC only | Seven Sisters, E. (House AB) | Duval | 1 | 35 | 1.8M | Feb 2006 – Apr 2026 |
| Arco et al Humble Fee Gas Unit G-4-285507 | Columbus Energy, LLC only | Seven Sisters, E. (Reagan) | Duval | 1 | 12 | 755K | Jul 2018 – Apr 2026 |
| Humble Fee Gas Unit G-4-116847 | Vastar Resources, Inc. only | Seven Sisters, E (Reagan D FB 1) | Duval | 1 | 0 | 462K | by 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 | by Jan 1993 – Jul 1999 |
| Humble-Dowdy Fee G-4-146930 | DKW Energy, Inc. only | Seven Sisters (1600 Cole) | Duval | 1 | 0 | 23.2K | Oct 1993 – Jan 1995 |
| Humble-Dowdy Fee G-4-146931 | DKW Energy, Inc. only | Seven Sisters (2200) | Duval | 1 | 0 | 16.5K | Oct 1993 – Jan 1995 |
| Humble-Dowdy Fee G-4-148538 | DKW Energy, Inc. only | Seven Sisters (1200) | Duval | 1 | 0 | 9.45K | Feb 1994 – Jan 1995 |
| 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 – Jun 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 – Dec 2008 |
| 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 – Jul 1998 |
| Section 15-Humble Fee G-3-61515 | Quail Creek Oil Corporation only | Drakes Branch (Cockfield) | Tyler | 1 | 0 | 0 | — |
| Humble Fee Gas Unit G-4-201475 | Columbus Energy, LLC only | Seven Sisters, E. (House C) | Duval | 1 | 0 | 130K | Aug 2003 – Oct 2003 |
| Humble Fee Gas Unit G-4-205759 | BP America Production Company only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 1.51K | Nov 2004 – Dec 2004 |
| Arco-Humble Fee Gas Unit G-4-208235 | Columbus Energy, LLC only | Seven Sisters, East ( 9500) | Duval | 1 | 0 | 46.5K | Feb 2005 – Aug 2014 |
| 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 – Jan 2006 |
| Arco Humble Fee G-4-217459 | Columbus Energy, LLC only | Seven Sisters, East (10000) | Duval | 1 | 0 | 3.1K | Nov 2005 – May 2006 |
| Humble Fee Gas Unit G-4-218000 | Columbus Energy, LLC only | Seven Sisters, E. (House C) | Duval | 1 | 0 | 57.3K | Nov 2005 – Feb 2006 |
| Arco Humble Fee Gas Unit G-4-103844 | BP America Production Company only | Seven Sisters, E. (Reagan) | Duval | 1 | 0 | 288K | by Jan 1993 – Oct 1995 |
| 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 |
| Humble Duval Ranch 363 G-4-10611 | Southwest Royalties, Inc. only | Government Wells, N. ( 700) | Duval | 1 | 0 | 12.5K | by Jan 1993 – Dec 2004 |
| Humble Duval Ranch Sec. 262 G-4-10098 | Duval County Ranch Co. only | D C R-79 | Duval | 1 | 0 | 0 | — |
| Humble Louisiana Land G-11-31608 | Oneok Texas Gas Storage, L.L.C. only | Loop (Yates) | Gaines | 1 | 0 | 0 | — |
| Humble-Shell Fee G-11-224213 | Citation Oil & Gas Corp. only | Riley, North (Yates) | Gaines | 1 | 0 | 90.1K | Sep 2006 – Nov 2013 |
| Stevenson Fee G-3-154162 | Texaco E & P Inc. only | Humble | Harris | 1 | 0 | 7.88K | May 1995 – Apr 1996 |
| Stevenson Fee G-3-148966 | Texaco E & P Inc. only | Humble | Harris | 1 | 0 | 9.55K | Jun 1994 – Apr 1995 |
| Stevenson Fee G-3-148421 | Texaco E & P Inc. only | Humble | Harris | 1 | 0 | 8.62K | Jan 1994 – Jun 1994 |
| Arco et al Humble Fee Gas Unit G-4-106189 | Vastar Resources, Inc. only | Seven Sisters, East (0-55) | Duval | 1 | 0 | 335 | by Jan 1993 – Apr 1993 |
| Stevenson Fee G-3-114936 | Texaco E & P Inc. only | Humble | Harris | 1 | 0 | 0 | — |
| Arco et al Humble Fee Gas Unit G-4-112273 | BP America Production Company only | Seven Sisters, E. (House AB) | Duval | 1 | 0 | 717K | by Jan 1993 – Jul 2006 |