| Section 21 Lease #s 45A42-105-42529 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,770 | Nov 7, 2022 | 1 | Mar 2026 |
| Section 21 Lease #s 4442-105-42527 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,760 | Oct 17, 2022 | 1 | Mar 2026 |
| Section 21 Lease #s 4642-105-42528 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,724 | Oct 17, 2022 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 3342-105-42525 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,859 | Oct 7, 2022 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 3442-105-42516 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,905 | Dec 3, 2021 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 2742-105-42515 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,855 | Nov 24, 2021 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 3542-105-42512 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,811 | Nov 12, 2021 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 3642-105-42513 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,744 | Nov 12, 2021 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 1742-105-42335 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | Shut inOil | 1,847 | Sep 30, 2016 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 2642-105-42329 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,998 | Jun 3, 2016 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 2542-105-42321 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,000 | Feb 5, 2016 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 1642-105-42312 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveInjection | 1,803 | Oct 14, 2015 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 1542-105-42259 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,000 | Jun 9, 2015 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #1WW42-105-41885 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveWater Supply | 555 | Sep 9, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #s 1 A42-105-41843 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveInjection | 1,804 | Aug 5, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 542-105-41828 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,890 | Jul 18, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 342-105-41829 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,913 | Jul 18, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 642-105-41830 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 1,912 | Jul 18, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 742-105-41832 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,300 | Jul 18, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 342-105-41833 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,200 | Jul 18, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 742-105-41783 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,900 | May 17, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #n 142-105-41784 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,400 | May 7, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 142-105-41785 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | Shut inOil | 2,293 | May 7, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 142-105-41776 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,150 | May 1, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 242-105-41777 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,150 | May 1, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 442-105-41779 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,075 | May 1, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 542-105-41780 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,440 | May 1, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #e 642-105-41781 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,170 | May 1, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #i 342-105-41697 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveInjection | 1,886 | Jan 25, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #i 542-105-41700 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,200 | Jan 25, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #i 142-105-41695 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 1,900 | Jan 23, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #i 242-105-41696 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveInjection | 1,670 | Jan 23, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #i 442-105-41699 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | ActiveInjection | 2,059 | Jan 23, 2013 | 1 | Mar 2026 |
| Shannon Estate Noelke SE #w 242-105-41607 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,500 | Oct 30, 2012 | 2 | Mar 2026 |
| Shannon Estate Noelke SE #w 442-105-41600 | Green Century Exp & Prod LLC only | CrockettNoelke Southeast (Queen) | PluggedOil | 2,500 | Oct 26, 2012 | 2 | Mar 2026 |
| Shannon Est. -3- #242-105-39987 | Petro-Smith Operating LLC only | CrockettNoelke Southeast (Queen) | Shut inOil | 2,651 | Jun 19, 2006 | 1 | Jan 2020 |
| Shannon Est. -3- #542-105-39995 | Petro-Smith Operating LLC only | CrockettNoelke Southeast (Queen) | ActiveGas | 2,450 | May 25, 2006 | 1 | Apr 2018 |
| Shannon Est. -3- #742-105-39996 | Petro-Smith Operating LLC only | CrockettNoelke Southeast (Queen) | ActiveGas | 2,485 | May 25, 2006 | 1 | Jun 2018 |
| Shannon Est. -3- #442-105-39997 | Petro-Smith Operating LLC only | CrockettNoelke Southeast (Queen) | Shut inOil | 2,450 | May 25, 2006 | 1 | Jan 2020 |
| Shannon Est. -3- #642-105-39999 | Petro-Smith Operating LLC only | CrockettNoelke Southeast (Queen) | ActiveGas | 2,450 | May 25, 2006 | 1 | May 2018 |
| Alexander 54 #142-105-39579 | Beach Exploration Inc. only | CrockettNoelke Southeast (Queen) | PluggedGas | 6,550 | Apr 5, 2005 | 2 | Mar 2011 |
| Shannon -GG- #342-105-35412 | Sed Energy Inc. only | CrockettNoelke Southeast (Queen) | PluggedOil | 1,700 | Jul 23, 1987 | 1 | May 2008 |
| Shannon Dee #942-105-34570 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,093 | Sep 19, 1983 | 1 | Mar 2026 |
| Shannon Dee #1142-105-34572 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,096 | Sep 19, 1983 | 1 | Mar 2026 |
| Shannon Dee #1042-105-34573 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,032 | Sep 19, 1983 | 1 | Mar 2026 |
| Shannon Dee #1242-105-34582 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,120 | Aug 25, 1983 | 1 | Mar 2026 |
| Shannon Dee #842-105-34543 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,093 | Aug 10, 1983 | 1 | Mar 2026 |
| Terry Shannon #142-105-34522 | Hudman Gary Oil & Gas only | CrockettNoelke Southeast (Queen) | PluggedGas | 2,100 | Jul 6, 1983 | 1 | Nov 1995 |
| Shannon Dee #742-105-34508 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | Shut inOil | 2,125 | Jun 29, 1983 | 1 | Mar 2026 |
| Shannon Dee #642-105-34500 | Bolding Energy LLC only | CrockettNoelke Southeast (Queen) | ActiveOil | 2,021 | Jun 16, 1983 | 1 | Mar 2026 |