| McLean Unit 4 #442-245-32864 | Magnum Producing LP only | JeffersonBig Hill | ActiveOil | 8,560 | Jan 9, 2018 | 2 | Jan 2026 |
| Fitzhugh-McLean #142-245-31714 | Zone Ridge Operating LLC only | JeffersonBig Hill | Shut inOil | 6,394 | Jun 15, 2016 | 2 | Jul 2012 |
| Texas Exploration Company #742-245-32702 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | ActiveInjection | 1,805 | Jul 6, 2011 | 1 | — |
| Fitzhugh #142-245-32695 | Magnum Producing LP only | JeffersonBig Hill | PluggedOil | 8,000 | May 13, 2011 | 2 | Jan 2014 |
| Sun Fee -a- #242-245-02840 | Estes Operating LLC only | JeffersonBig Hill | PluggedOil | 8,000 | Jul 17, 2007 | 1 | — |
| Texas Exploration Company #642-245-32113 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | Shut inOil | 2,240 | May 19, 1995 | 1 | — |
| Texas Exploration Company #542-245-32111 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | PluggedOil | 2,000 | Apr 12, 1995 | 1 | — |
| Texas Exploration Co. R/a -a- #21 A42-245-30032 | US Ecology Winnie LLC only | JeffersonBig Hill | PluggedOil | 2,500 | Nov 29, 1994 | 2 | — |
| Nes Trinity Tec #1SW42-245-32096 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | PluggedOil | 1,650 | Jun 15, 1994 | 1 | — |
| Texas Exploration Company a #142-245-03267 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | ActiveInjection | 4,653 | Jan 6, 1994 | 1 | — |
| Texas Exploration Company #242-245-30031 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | Shut inOil | 5,100 | Mar 29, 1993 | 1 | — |
| Texas Exploration Company #142-245-31272 | Ecoserv Environmental Svcs LLC only | JeffersonBig Hill | ActiveInjection | 4,700 | Jan 21, 1993 | 2 | — |
| Adams & Haggarty Fee #342-245-02766 | Wayhan Oil Company only | JeffersonBig Hill | PluggedOil | 7,356 | Jan 18, 1991 | 3 | Apr 1998 |
| McLean Marrs #242-245-02778 | Kamlok Oil & Gas Inc. only | JeffersonBig Hill | PluggedOil | 9,193 | Jul 26, 1989 | 3 | Feb 1993 |
| McLean Marrs #1242-245-02788 | Kamlok Oil & Gas Inc. only | JeffersonBig Hill | PluggedOil | 6,122 | Jul 20, 1989 | 1 | Feb 1993 |
| McLean Marrs #1142-245-02787 | Kamlok Oil & Gas Inc. only | JeffersonBig Hill | PluggedOil | 5,650 | Jun 12, 1989 | 2 | Feb 1993 |
| Amoco/Schmidt #142-245-31952 | Arbol Resources Inc. only | JeffersonBig Hill | PluggedOil | 12,500 | Oct 7, 1988 | 1 | — |
| Amoco Fee SWD #142-245-31807 | Unit Petroleum Company only | JeffersonBig Hill | PluggedOil | 4,600 | Apr 9, 1985 | 2 | — |
| Fitzhugh a #342-245-31770 | Unit Petroleum Company only | JeffersonBig Hill | PluggedOil | 6,000 | Apr 20, 1984 | 1 | Jun 2013 |
| Fitzhugh a #242-245-31766 | Unit Petroleum Company only | JeffersonBig Hill | PluggedOil | 6,000 | Apr 10, 1984 | 1 | Jun 2013 |
| McLean Marrs #1742-245-02792 | Kamlok Oil & Gas Inc. only | JeffersonBig Hill | PluggedOil | 7,985 | Jan 23, 1984 | 1 | Feb 1993 |
| Fitzhugh a #142-245-31715 | Unit Petroleum Company only | JeffersonBig Hill | PluggedOil | 6,000 | Aug 24, 1983 | 1 | Jun 2013 |
| U.S. Department of Energy #104B42-245-31658 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,788 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #102A42-245-31659 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #101B42-245-31660 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 5,480 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #102B42-245-31661 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,760 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #105A42-245-31662 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 2,112 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #105B42-245-31663 | U.S. Department of Energy only | JeffersonBig Hill | ActiveObservation | 2,111 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #106A42-245-31664 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #106B42-245-31665 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #107A42-245-31666 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,730 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #107B42-245-31667 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,700 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #103A42-245-31668 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #101A42-245-31669 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #103B42-245-31670 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 2,115 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #104A42-245-31671 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,962 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #108A42-245-31672 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,962 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #108B42-245-31673 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,732 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #109A42-245-31674 | U.S. Department of Energy only | JeffersonBig Hill | ActiveObservation | 4,152 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #109B42-245-31675 | U.S. Department of Energy only | JeffersonBig Hill | ActiveObservation | 4,140 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #110A42-245-31676 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,736 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #111A42-245-31677 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,770 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #110B42-245-31678 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,185 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #111B42-245-31679 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,800 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #112A42-245-31680 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,766 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #112B42-245-31681 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,745 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #113A42-245-31682 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 2,131 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #113B42-245-31683 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 4,750 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #114A42-245-31684 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 2,136 | May 9, 1983 | 1 | — |
| U.S. Department of Energy #114B42-245-31685 | U.S. Department of Energy only | JeffersonBig Hill | ActiveLpg Storage | 2,122 | May 9, 1983 | 1 | — |