| Petro Grande Bill Cole State 90- #142-465-30844 | PG Operating LLC only | Val VerdeMassie (Strawn) | PluggedGas | 15,000 | May 14, 2009 | 1 | — |
| Petro Grande Bill Cole 15 #142-465-30843 | PG Operating LLC only | Val VerdeMassie (Strawn) | PluggedGas | 15,000 | Apr 21, 2009 | 1 | — |
| Cole B.J. #342-465-30782 | Henry Petroleum LLC only | Val VerdeMassie (Strawn) | ActiveGas | 11,720 | Aug 22, 2005 | 1 | Mar 2023 |
| Jones E. K. #1HZ42-105-35478 | Lavanco Energy Inc. only | CrockettHudspeth (Canyon) | PluggedGas | 12,000 | Oct 19, 2004 | 4 | Nov 1997 |
| West C #842-105-38373 | Hilcorp Energy Company only | CrockettMassie (Strawn) | ActiveGas | 11,465 | May 25, 2000 | 1 | Nov 2025 |
| West -D- #442-465-30617 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,464 | May 25, 2000 | 1 | Nov 2025 |
| West C #742-465-30618 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,515 | May 25, 2000 | 1 | Nov 2025 |
| West B #342-465-30619 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,400 | May 25, 2000 | 1 | Nov 2025 |
| Marley Jess #342-105-38243 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 10,995 | Feb 25, 1999 | 1 | Jan 2026 |
| Marley Jess #442-105-38244 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,240 | Feb 25, 1999 | 1 | Mar 2026 |
| Wayne West Ranch AB #142-105-38242 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,400 | Feb 18, 1999 | 1 | Dec 2024 |
| West C #542-105-38095 | Hilcorp Energy Company only | CrockettMassie (Strawn) | ActiveGas | 11,648 | Apr 8, 1998 | 1 | Nov 2025 |
| West C #642-465-30576 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,692 | Mar 9, 1998 | 1 | Nov 2025 |
| Acton Pamela #4HZ42-105-34483 | Union Oil Company of California only | CrockettMassie (Strawn) | PluggedGas | 12,000 | Oct 2, 1997 | 2 | Sep 1997 |
| Marley 68 #1HHZ42-105-37835 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 14,086 | Aug 20, 1997 | 1 | Jan 2026 |
| Acton Pamela #8HZ42-105-37013 | Chevron Midcontinent L.P. only | CrockettMassie (Strawn) | PluggedGas | 12,500 | Jul 14, 1997 | 3 | Mar 2011 |
| West Wayne Ranch B #1042-105-37514 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,637 | Jun 16, 1997 | 1 | Jan 2026 |
| West Wayne Ranch B #942-105-37508 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,375 | May 19, 1997 | 1 | Jan 2026 |
| West Wayne Ranch a #7HZ42-105-37509 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 12,742 | May 19, 1997 | 3 | Jan 2026 |
| Acton Pamela #942-105-37510 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,737 | May 19, 1997 | 1 | Jan 2026 |
| Acton Pamela #10HHZ42-105-37511 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 13,457 | May 19, 1997 | 2 | Jan 2026 |
| West Wayne Ranch a #942-105-37512 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,348 | May 19, 1997 | 2 | Jan 2026 |
| West Wayne Ranch a #842-105-37513 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,400 | May 19, 1997 | 1 | Jan 2026 |
| Marley Jess B #2RHHZ42-105-37011 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 13,155 | May 12, 1997 | 3 | Jan 2026 |
| West C #142-105-33569 | OXY USA WTP LP only | CrockettMassie (Strawn) | PluggedGas | 12,795 | Jan 27, 1997 | 2 | Jul 2010 |
| Wayne West Ranch a #2A42-105-37077 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,540 | Nov 1, 1995 | 2 | Jan 2026 |
| Acton Pamela #642-105-37009 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,590 | Oct 17, 1995 | 1 | Jan 2026 |
| Acton Pamela #742-105-37010 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,498 | Oct 17, 1995 | 1 | Jan 2026 |
| Wayne West Ranch B #842-465-30510 | Scout Energy Management LLC only | Val VerdeMassie (Strawn) | ActiveGas | 11,460 | Oct 17, 1995 | 2 | Jan 2026 |
| West B #242-105-10627 | Hilcorp Energy Company only | CrockettMassie (Strawn) | ActiveGas | 11,750 | Sep 21, 1995 | 1 | Nov 2025 |
| Acton Pamela #542-105-36661 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,590 | Nov 22, 1994 | 1 | Jan 2026 |
| Wayne West Ranch a #642-105-36666 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,616 | Nov 22, 1994 | 1 | Jan 2026 |
| Wayne West Ranch B #642-105-34654 | Chevron Midcontinent L.P. only | CrockettMassie (Strawn) | PluggedGas | 12,300 | Sep 20, 1994 | 2 | Jan 2013 |
| West E #142-465-30415 | Henry Petroleum LLC only | Val VerdeMassie (Strawn) | ActiveGas | 11,900 | Aug 3, 1994 | 2 | Sep 2025 |
| Marley Jess B #142-105-36511 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,300 | May 16, 1994 | 1 | Jan 2026 |
| West C #342-105-36444 | Hilcorp Energy Company only | CrockettMassie (Strawn) | ActiveGas | 11,615 | Jan 31, 1994 | 1 | Nov 2025 |
| West C #442-465-30493 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,555 | Jan 31, 1994 | 1 | Nov 2025 |
| Wayne West Ranch a #442-105-36432 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,500 | Dec 20, 1993 | 1 | Jan 2026 |
| West -D- #342-465-30494 | Hilcorp Energy Company only | Val VerdeMassie (Strawn) | ActiveGas | 11,610 | Dec 15, 1993 | 1 | Nov 2025 |
| Wayne West Ranch a #542-105-36433 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,350 | Dec 13, 1993 | 1 | Jan 2026 |
| Wayne West Ranch B #442-105-36434 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,473 | Nov 22, 1993 | 2 | Jan 2026 |
| Wayne West Ranch B #742-465-30492 | Scout Energy Management LLC only | Val VerdeMassie (Strawn) | ActiveGas | 11,595 | Nov 22, 1993 | 1 | Jan 2026 |
| Cole B. J. #142-465-30490 | Henry Petroleum LLC only | Val VerdeMassie (Strawn) | ActiveGas | 11,500 | Apr 2, 1993 | 1 | Aug 2025 |
| Wayne West Ranch B #542-465-30429 | Scout Energy Management LLC only | Val VerdeMassie (Strawn) | ActiveGas | 12,269 | Jul 7, 1983 | 1 | Jan 2026 |
| Marley Jess #242-105-34425 | Chevron Midcontinent L.P. only | CrockettMassie (Strawn) | PluggedGas | 11,460 | Apr 4, 1983 | 1 | Jan 2009 |
| Wayne West Ranch B #342-105-34420 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 12,044 | Mar 25, 1983 | 1 | Jan 2026 |
| Acton Pamela #342-105-34346 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,822 | Feb 4, 1983 | 1 | Jan 2026 |
| Wayne West Ranch a #342-105-34329 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,300 | Dec 31, 1982 | 1 | Jan 2026 |
| Wayne West Ranch B #242-105-34345 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,842 | Dec 31, 1982 | 1 | Jan 2026 |
| Acton Pamela #242-105-34245 | Scout Energy Management LLC only | CrockettMassie (Strawn) | ActiveGas | 11,510 | Nov 24, 1982 | 1 | Jan 2026 |