| Shiner Ranch -B- #5HZ42-163-33136 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,180 | Nov 13, 1992 | 2 | Aug 2026 |
| Hildebrand #3HZ42-163-33139 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,300 | Oct 22, 1992 | 1 | Dec 2014 |
| Ft. Worth National Bank Gas Unit #342-123-31713 | Blackbrush O & G LLC | De WittBuchel (Edwards) | ActiveGas | 13,748 | Oct 2, 1992 | 1 | Aug 2026 |
| Shiner Ranch #7HZ42-163-33134 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,500 | Sep 16, 1992 | 1 | Jul 2024 |
| Hildebrand #2HZ42-163-33130 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,300 | Jun 26, 1992 | 1 | Dec 2014 |
| Hildebrand #1HZ42-163-33127 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,300 | May 7, 1992 | 1 | Dec 2014 |
| Henry Bues Gas Unit #342-025-32639 | Blackbrush O & G LLC | BeePawnee (Edwards) | ActiveGas | 13,890 | Mar 6, 1992 | 1 | Aug 2026 |
| Gray #142-155-30548 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 1,025 | Jan 28, 1992 | 2 | Aug 2026 |
| Shiner Ranch #3HZ42-163-33093 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,600 | Aug 9, 1991 | 1 | Jul 2024 |
| Samuels Leslie P. #1HHZ42-163-33044 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,500 | Apr 1, 1991 | 1 | Oct 2012 |
| Shiner Ranch #4HZ42-163-32975 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,650 | Jan 10, 1991 | 1 | Jul 2024 |
| Shiner Ranch #2HZ42-163-32976 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,700 | Jan 10, 1991 | 4 | Jul 2024 |
| Pearsall Partners/GLG W.a.carnes #6HZ42-163-32962 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 9,900 | Dec 31, 1990 | 1 | Aug 2013 |
| Hildebrand Ira #6HZ42-163-32913 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,000 | Nov 12, 1990 | 1 | Nov 1999 |
| Shiner Ranch -a- #a 3HZ42-163-32872 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 9,532 | Oct 5, 1990 | 1 | Oct 2006 |
| Kunkel-Salyer #142-255-31252 | Blackbrush O & G LLC | KarnesHobson | PluggedOil | 4,200 | Aug 6, 1990 | 1 | Aug 2005 |
| Pearsall Partners/GLG W.a.carnes #4HZ42-163-32767 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | Shut inOil | 9,655 | Jul 2, 1990 | 1 | Aug 2013 |
| Shiner Ranch #1HZ42-163-32725 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 8,000 | May 10, 1990 | 2 | Jul 2024 |
| Thompson J. C. Jr. #3HZ42-163-32712 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | Shut inOil | 10,310 | May 4, 1990 | 2 | Dec 2015 |
| Carnes a #2HHZ42-163-32689 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | Shut inOil | 10,560 | Apr 5, 1990 | 2 | Mar 2016 |
| Pearsall Partners/GLG W.a.carnes #1HZ42-163-32640 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | Shut inOil | 9,483 | Feb 5, 1990 | 1 | Aug 2013 |
| Matus John Jr. #142-155-30509 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 966 | Jan 17, 1990 | 1 | Aug 2026 |
| Homeyer Gas Unit #142-255-31244 | Blackbrush O & G LLC | KarnesKenedy Central (Edwards) | ActiveGas | 13,600 | Jan 5, 1990 | 1 | Aug 2026 |
| Estelle Rolf Gas Unit #542-255-31228 | Blackbrush O & G LLC | KarnesKenedy SW. (Edwards) | ActiveGas | 13,418 | Apr 17, 1989 | 1 | Aug 2026 |
| Bachman-Woolf-Kuehn Unit #142-155-30500 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 1,027 | Jan 3, 1989 | 1 | Aug 2026 |
| Pustejovsky #142-255-31209 | Blackbrush O & G LLC | KarnesPanna Maria (Edwards) | PluggedGas | 11,500 | Nov 23, 1988 | 1 | Jun 2018 |
| Hildebrand SWD #2 #242-163-32570 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,900 | Nov 22, 1988 | 1 | Jul 1993 |
| Matus J. Estates #342-155-30482 | Blackbrush O & G LLC | FoardThalia (Cisco) | ActiveGas | 1,960 | Oct 9, 1987 | 1 | Aug 2026 |
| Kuehn #542-155-00334 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 2,106 | Sep 3, 1987 | 2 | Aug 2026 |
| Gamble Wayne #142-155-00336 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 2,070 | Jul 31, 1986 | 1 | Aug 2026 |
| Shiner Ranch -C- #20542-163-32520 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 8,500 | May 6, 1986 | 1 | Dec 2014 |
| Shiner Ranch -C- #20442-163-32521 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 8,600 | May 6, 1986 | 1 | Dec 2014 |
| Johnson-Kuehn Trust #142-155-30466 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 1,500 | Apr 10, 1986 | 1 | Aug 2026 |
| Cooper #142-155-30464 | Blackbrush O & G LLC | FoardThalia (Wichita Falls) | ActiveGas | 965 | Mar 18, 1986 | 1 | Aug 2026 |
| Shiner Heirs B #942-163-32488 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,800 | Feb 20, 1986 | 1 | Dec 2012 |
| Estelle Rolf Gas Unit #342-255-31132 | Blackbrush O & G LLC | KarnesKenedy SW. (Edwards) | ActiveGas | 13,600 | Oct 3, 1985 | 1 | Aug 2026 |
| Hildebrand SWD #2 #142-163-32432 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 8,500 | Aug 13, 1985 | 1 | Jul 1993 |
| Shiner Heirs SWD #1142-163-32356 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 8,500 | Sep 11, 1984 | 1 | Dec 2012 |
| Matus J. Estates #142-155-30382 | Blackbrush O & G LLC | FoardThalia (Cisco) | ActiveGas | 2,108 | May 8, 1984 | 1 | Aug 2026 |
| Morris C #642-155-30317 | Blackbrush O & G LLC | FoardThalia N. (Canyon) | ActiveGas | 2,025 | May 26, 1982 | 1 | May 2023 |
| Coufal Joe #142-155-30311 | Blackbrush O & G LLC | FoardThalia (Cisco) | Temporarily abandonedGas | 2,150 | Apr 21, 1982 | 1 | Sep 2020 |
| Samuels Leslie P. #542-163-32152 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,425 | Mar 8, 1982 | 1 | Oct 2012 |
| Samuels Leslie P. #442-163-32153 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,395 | Mar 8, 1982 | 1 | — |
| Samuels Leslie P. #642-163-32154 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,425 | Mar 8, 1982 | 1 | Dec 2021 |
| Samuels Leslie P. #242-163-32103 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,500 | Dec 31, 1981 | 1 | Oct 2012 |
| Samuels Leslie P. #342-163-32104 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 7,500 | Dec 31, 1981 | 1 | Oct 2012 |
| Hildebrand Ira #342-163-32083 | Blackbrush O & G LLC | FrioPearsall (Austin Chalk) | PluggedOil | 6,900 | Nov 25, 1981 | 1 | Nov 1999 |
| Yanta Louise #242-255-30760 | Blackbrush O & G LLC | KarnesPerson (Edwards) | PluggedOil | 11,006 | Jan 30, 1980 | 1 | Aug 2008 |
| Gohmert Gas Unit #142-123-30809 | Blackbrush O & G LLC | De WittBuchel (Edwards) | ActiveGas | 14,200 | Sep 13, 1977 | 1 | Jun 2026 |
| Oneal Gas Unit #142-025-00474 | Blackbrush O & G LLC | BeePawnee (Edwards) | Temporarily abandonedGas | 13,873 | — | 0 | — |