| Foster #442-339-01656 | Sun Exploration & Production Co. only | MontgomeryConroe | PluggedOil | 5,145 | May 5, 2022 | 1 | — |
| Conroe Field Unit #1633HHZ42-339-31126 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveOil | 4,967 | Mar 20, 2019 | 1 | Apr 2026 |
| Conroe Field Unit #118D42-339-01500 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,163 | Jun 7, 2018 | 2 | Apr 2026 |
| Conroe Field Unit #80 D42-339-00599 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,147 | Nov 20, 2017 | 1 | Apr 2026 |
| Conroe Field Unit #76D42-339-01288 | Highmark Energy Operating LLC only | MontgomeryConroe | PluggedOil | 5,102 | Nov 20, 2017 | 1 | Apr 2026 |
| Conroe Field Unit #17D42-339-01508 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,133 | Nov 20, 2017 | 1 | Apr 2026 |
| Conroe Field Unit #1910D42-339-01470 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,126 | Nov 16, 2017 | 1 | Apr 2026 |
| Conroe Field Unit #100D42-339-01512 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 5,152 | Nov 16, 2017 | 1 | Apr 2026 |
| Conroe Field Unit #163742-339-31115 | Highmark Energy Operating LLC only | MontgomeryConroe | Temporarily abandonedGas | 5,402 | May 16, 2016 | 2 | Apr 2026 |
| Conroe Field Unit #22342-339-30823 | Highmark Energy Operating LLC only | MontgomeryConroe | Temporarily abandonedGas | 5,231 | Jan 15, 2016 | 2 | Apr 2026 |
| Conroe Field Unit #152942-339-31119 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveOil | 5,442 | Nov 13, 2013 | 1 | Apr 2026 |
| Conroe Field Unit #417042-339-31114 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 5,460 | Jul 26, 2013 | 2 | Apr 2026 |
| Conroe Field Unit #163642-339-31116 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 5,373 | Jul 26, 2013 | 1 | Apr 2026 |
| Conroe Field Unit #152842-339-31117 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 5,478 | Jul 26, 2013 | 2 | Apr 2026 |
| Hooper Fannie #342-339-00558 | Wheeler Operating Corporation only | MontgomeryConroe | Temporarily abandonedGas | 5,019 | Apr 24, 2013 | 3 | Apr 2026 |
| Conroe Field Unit #212342-339-31109 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 5,458 | Sep 18, 2012 | 2 | Apr 2026 |
| Conroe Field Unit #162042-339-01555 | Highmark Energy Operating LLC only | MontgomeryConroe | PluggedOil | 5,160 | Oct 12, 2011 | 1 | — |
| Conroe Field Unit #550742-339-01584 | Highmark Energy Operating LLC only | MontgomeryConroe | PluggedOil | 5,122 | Oct 6, 2011 | 1 | — |
| Conroe Field Unit #330942-339-01220 | Exxon Corp. only | MontgomeryConroe ( Cockfield Upper) | PluggedGas | 5,126 | Oct 3, 2011 | 1 | — |
| Conroe Field Unit #416042-339-30473 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 6,114 | Jul 12, 2011 | 2 | Apr 2026 |
| Hooper Fannie -a- #4RE42-339-00278 | Wheeler Operating Corporation only | MontgomeryConroe | Shut inOil | 5,150 | Jul 11, 2011 | 6 | Jun 2025 |
| Conroe Field Unit #32042-339-31098 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveOil | 8,628 | Jun 27, 2011 | 2 | Apr 2026 |
| Conroe Field Unit #231542-339-31089 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveOil | 6,504 | Dec 7, 2010 | 2 | Apr 2026 |
| Hooper Fannie -a- #7RE42-339-00281 | Wheeler Operating Corporation only | MontgomeryConroe | ActiveInjection | 5,000 | Jul 6, 2010 | 2 | Jun 2025 |
| Hooper Fannie a #242-339-00276 | Brown H.L. Operating L.L.C. only | MontgomeryWildcat | PluggedGas | 6,000 | Apr 6, 2009 | 2 | Jun 2025 |
| Conroe Field Unit #4038D42-339-31091 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 6,525 | Jul 3, 2008 | 1 | Apr 2026 |
| Conroe Field Unit #4040D42-339-30414 | Highmark Energy Operating LLC only | MontgomeryConroe | ActiveInjection | 12,004 | May 29, 2008 | 2 | Apr 2026 |
| Perry Heirs #142-339-00817 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. L) | Temporarily abandonedGas | 5,120 | Apr 16, 2007 | 1 | Apr 2026 |
| Lewis J. W. a #3642-339-30151 | Denbury Onshore LLC only | MontgomeryConroe (Cons. U) | PluggedGas | 2,000 | Apr 12, 2007 | 1 | Apr 2026 |
| Moody E. #742-339-00666 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,117 | Mar 6, 2006 | 2 | Apr 2026 |
| Dunn B #542-339-00703 | Wheeler Operating Corporation only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,200 | Sep 1, 2005 | 1 | Apr 2021 |
| Alexander O.L. #542-339-00577 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,089 | Dec 10, 2004 | 1 | Apr 2026 |
| Rhodes W. S. #1642-339-00795 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. L) | Temporarily abandonedGas | 5,131 | Feb 26, 2004 | 1 | Apr 2026 |
| Dunn a #342-339-30019 | Wheeler Operating Corporation only | MontgomeryConroe (Cons. L) | PluggedGas | 3,887 | Jan 7, 2004 | 1 | Apr 2021 |
| Hooper Fannie #242-339-00557 | Wheeler Operating Corporation only | MontgomeryConroe (Cons. U) | PluggedGas | 5,155 | Sep 22, 2003 | 2 | Apr 2005 |
| Madeley AA & da #1142-339-00630 | Denbury Onshore LLC only | MontgomeryConroe (Cons. U) | PluggedOil | 4,945 | May 21, 2003 | 2 | Apr 2026 |
| American Nat L Bank #242-339-00485 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,150 | Feb 4, 2003 | 1 | Apr 2026 |
| Hooper Fannie a #342-339-00277 | Brown H.L. Operating L.L.C. only | MontgomeryConroe (Cons. U) | PluggedGas | 4,630 | Jan 27, 2003 | 1 | Jun 2025 |
| Sullivan E. B. State #142-339-01859 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,154 | Jan 15, 2003 | 1 | Apr 2026 |
| Madeley AA & da #3242-339-00620 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,143 | Jan 6, 2003 | 2 | Apr 2026 |
| Moorhead E B #142-339-00592 | Exxon Mobil Corporation only | MontgomeryConroe (Cons. U) | PluggedGas | 3,887 | Dec 27, 2002 | 1 | Apr 2026 |
| Dobbins C. L. #442-339-00634 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,139 | Dec 27, 2002 | 1 | Apr 2026 |
| Dobbins C. L. #1342-339-00643 | Highmark Energy Operating LLC only | MontgomeryConroe (Cons. U) | Temporarily abandonedGas | 5,080 | Dec 19, 2002 | 1 | Apr 2026 |
| Jones B. E. #4A42-339-30433 | Wheeler Operating Corporation only | MontgomeryConroe (Cons. U) | PluggedGas | 5,700 | Nov 4, 2002 | 3 | Apr 2026 |
| Pfaefflin W. T. #742-339-30057 | Exxon Mobil Corporation only | MontgomeryConroe (Cons. U) | PluggedGas | 5,600 | Sep 26, 2002 | 2 | Apr 2026 |
| Conroe Field Unit #79D42-339-00618 | Highmark Energy Operating LLC only | MontgomeryConroe | PluggedOil | 1,600 | Sep 5, 2002 | 1 | Apr 2026 |
| Jones B. E. #3A42-339-30434 | Wheeler Operating Corporation only | MontgomeryConroe (Cons. U) | PluggedGas | 5,700 | Sep 4, 2002 | 3 | Apr 2026 |
| Conroe Field Unit #171242-339-00329 | Highmark Energy Operating LLC only | MontgomeryConroe | Shut inOil | 5,160 | Apr 23, 2002 | 1 | Apr 2026 |
| Wiggins-Athey Pooled Unit #342-339-00711 | Highmark Energy Operating LLC only | MontgomeryConroe (Vicksburg) | Shut inOil | 5,171 | Jan 24, 2002 | 6 | Apr 2026 |
| Alexander O. L. D #242-339-00586 | Denbury Onshore LLC only | MontgomeryWildcat | PluggedOil | 5,141 | Aug 9, 2001 | 2 | Apr 2026 |