| Halley S. M. #24742-495-30161 | Permex Petroleum Corporation only | WinklerWeiner (McKee) | ActiveGas | 11,550 | Oct 25, 2000 | 1 | Nov 2025 |
| Halley S. #1242-495-32673 | Permex Petroleum Corporation only | WinklerWeiner (McKee) | ActiveGas | 11,428 | Sep 7, 2000 | 2 | Oct 2023 |
| Freeman #842-285-32802 | Fowler Oil & Gas LLC only | LavacaSpeaks SW. (Simpson) | ActiveGas | 14,780 | Jun 28, 2000 | 3 | Jul 2026 |
| Halley S. M. #60142-495-32801 | Permex Petroleum Corporation only | WinklerEmperor (Simpson) | ActiveGas | 11,074 | Jun 19, 2000 | 2 | Nov 2025 |
| Freeman #542-285-32775 | Fowler Oil & Gas LLC only | LavacaSpeaks SW. (Simpson) | ActiveGas | 15,203 | Feb 14, 2000 | 1 | Aug 2026 |
| Halley S. #1342-495-32692 | Basin Oil & Gas Operating LLC only | WinklerEmperor (Simpson) | ActiveGas | 11,400 | Dec 6, 1999 | 3 | Nov 2025 |
| Freeman #142-285-32687 | Fowler Oil & Gas LLC only | LavacaSpeaks SW. (Simpson) | ActiveGas | 14,720 | Feb 24, 1999 | 3 | Aug 2026 |
| Maxwell 18 #142-495-32746 | Permex Petroleum Corporation only | WinklerEmperor (Simpson) | ActiveGas | 11,779 | Feb 4, 1999 | 1 | Nov 2025 |
| Pilgreen #142-285-32624 | Dominion Oklahoma Texas E&P Inc only | LavacaSpeaks SW. (Simpson) | PluggedGas | 15,500 | Dec 1, 1998 | 2 | Jan 2000 |
| Trull R. B. et al #142-321-31756 | Deep Rock Resources Inc. only | MatagordaAshby (Simpson) | PluggedGas | 9,600 | Mar 6, 1998 | 2 | Jul 2002 |
| Hefley -a- #1 U42-483-80460 | Diversified Production LLC only | WheelerGageby Creek (Hunton) | ActiveGas | 16,408 | Nov 17, 1997 | 1 | Aug 2026 |
| Holt-Eisenhauer a #142-233-32687 | Conocophillips Company only | HutchinsonMunchi (Simpson) | PluggedOil | 8,000 | Sep 12, 1996 | 1 | Feb 2002 |
| McKnight M. B. #12342-103-32469 | Williams Oil Company only | CraneSand Hills (Judkins) | ActiveOil | 6,460 | May 14, 1996 | 5 | Aug 2026 |
| Cone Rachel #142-337-32978 | E-Z Disposal Service Inc. only | MontagueCone (Simpson Dolomite) | PluggedOil | 7,300 | Jun 7, 1994 | 1 | May 2010 |
| Crain & Griffith #1542-215-01100 | Southwest Oil & Land Inc. only | HidalgoMercedes ( Simpson Sand) | PluggedOil | 9,015 | Aug 14, 1991 | 2 | Dec 1994 |
| Hoover #112842-357-31581 | Unbridled Resources LLC only | OchiltreeAlpar-Falcon (Chester) | Temporarily abandonedGas | 10,950 | Oct 18, 1990 | 3 | Jul 2025 |
| Gunter-Sisson Unit #1 U42-321-01907 | Magnum Engineering Company only | MatagordaPheasant (Simpson) | PluggedGas | 9,555 | Jun 20, 1990 | 1 | — |
| Alcorn #142-077-34295 | Fagadau Energy Corporationpermitted by · no operator of record | ClayAlcorn (Simpson Lime) | Not on schedule | 6,300 | Feb 27, 1989 | 2 | — |
| Tany #142-077-00505 | Schlachter David A. only | ClayBryant (Simpson) | Not on scheduleOil | 3,100 | Dec 30, 1988 | 1 | — |
| Big State Ranch D #142-105-35537 | Regal Petroleum Services only | CrockettSimpson | PluggedOil | 2,200 | Aug 8, 1988 | 2 | — |
| Couch Estate #242-105-35534 | Scout Energy Management LLC only | CrockettUniversity 31 (Simpson) | Temporarily abandonedGas | 9,654 | Jul 22, 1988 | 1 | Dec 2015 |
| Falcon H2-127 Miller #242-357-31754 | New London Oil Inc. only | OchiltreeAlpar-Falcon (Simpson) | PluggedOil | 10,950 | Apr 26, 1988 | 2 | — |
| Hoover -137- #242-357-31705 | Batton Oil & Gas LLC only | OchiltreeAlpar-Falcon (Chester) | ActiveGas | 10,950 | Feb 3, 1988 | 2 | Jul 2026 |
| Big State Ranch "2A" #342-105-35486 | DCP, Inc.permitted by · no operator of record | CrockettSimpson | Not on schedule | 2,500 | Dec 31, 1987 | 1 | — |
| Big State Ranch 2B #142-105-35474 | Hoover Petroleum Company LLC only | CrockettSimpson | Shut inOil | 2,225 | Dec 11, 1987 | 1 | Aug 2022 |
| Big State 18-2 #142-105-35434 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,305 | Sep 2, 1987 | 1 | Jul 2026 |
| Big State 7-10 #242-105-35414 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,520 | Aug 3, 1987 | 1 | Jul 2026 |
| Big State Ranch -2- #142-105-35378 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,500 | Jun 15, 1987 | 1 | Jul 2026 |
| Big State Ranch 10-7R #142-105-35384 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 1,600 | Jun 15, 1987 | 1 | May 2026 |
| Big State Ranch 2A #242-105-35379 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,397 | Jun 10, 1987 | 1 | Jul 2026 |
| Lina C #242-357-31853 | Phillips Petroleum Company only | OchiltreeEllis Ranch (Simpson) | PluggedOil | 11,750 | Nov 12, 1986 | 1 | — |
| Lockhart #442-003-05241 | Winn Operating LLC only | AndrewsMartin (Second Simpson Sd.) | ActiveOil | 8,857 | Sep 12, 1986 | 1 | Aug 2026 |
| Abbott S. A. #542-239-02164 | McGowan Working Partners Inc. only | JacksonLolita Deep (Simpson 8500) | Temporarily abandonedGas | 8,804 | Apr 29, 1986 | 2 | May 1997 |
| Big State 7-10 #242-105-35117 | Thompson, J. Cleopermitted by · no operator of record | CrockettSimpson | Not on schedule | 3,500 | Sep 6, 1985 | 1 | — |
| Hoover -128- #342-357-31743 | Unbridled Resources LLC only | OchiltreeAlpar-Falcon (Simpson) | Shut inOil | 10,950 | Aug 13, 1985 | 1 | Dec 2009 |
| Miller #1-127 #142-357-31700 | Falcon Petroleum Co. only | OchiltreeAlpar-Falcon (Simpson) | PluggedOil | 10,950 | Apr 4, 1985 | 1 | — |
| Bright #3 #342-105-35016 | Bright Oil Company only | CrockettSimpson | Shut inOil | 2,300 | Mar 29, 1985 | 1 | Sep 2012 |
| Scull 5N #142-105-34858 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,299 | Jul 2, 1984 | 3 | Jul 2026 |
| Owens #142-105-34838 | Thompson J. Cleo only | CrockettSimpson | PluggedOil | 1,927 | Jun 12, 1984 | 1 | Mar 1994 |
| Big State 1-1 #142-105-34833 | Thompson, J. Cleopermitted by · no operator of record | CrockettSimpson | Plugged | 3,500 | Jun 4, 1984 | 1 | — |
| Big State 2-8 #142-105-34830 | Thompson J. Cleo only | CrockettSimpson | PluggedOil | 3,500 | May 23, 1984 | 1 | — |
| Big State 7-10 #142-105-34805 | Hoover Petroleum Company LLC only | CrockettSimpson | ActiveOil | 2,650 | Apr 27, 1984 | 1 | Jul 2026 |
| Big State 3-9 #142-105-34804 | Thompson J. Cleo only | CrockettSimpson | PluggedOil | 3,500 | Apr 24, 1984 | 1 | Mar 1994 |
| Bright #2 #242-105-34627 | Bright Oil Company only | CrockettSimpson | Shut inOil | 2,500 | Sep 22, 1983 | 1 | Sep 2012 |
| Perner Ranch -B- #142-105-30165 | Blackstone Energy Services LLC only | CrockettPerner Ranch (Simpson) | ActiveGas | 9,652 | Sep 1, 1983 | 1 | Aug 2026 |
| Marshall #142-181-01522 | BKM Production only | GraysonSherman SW. (Simpson) | Shut inOil | 10,572 | Aug 4, 1983 | 2 | Dec 2022 |
| Thomas H. H. NCT-1 #14 J42-321-01902 | Texaco Inc. only | MatagordaPheasant (Eberstein S. W.) | PluggedOil | 9,550 | Jun 21, 1983 | 2 | — |
| Bright #142-105-34465 | Bright Oil Company only | CrockettSimpson | Shut inOil | 2,200 | Apr 8, 1983 | 1 | Nov 2014 |
| Yeaman Charles et al #142-321-30848 | Home Petroleum Corporation only | MatagordaPheasant (Simpson) | PluggedGas | 10,200 | Mar 30, 1983 | 2 | — |
| Emmert Kate #142-485-91829 | Tillman Jack Equipment Co. only | WichitaHausler (Simpson) | PluggedOil | 6,200 | Mar 10, 1983 | 1 | — |