| Burnett S. B. Estate NA #n 71A42-269-31930 | High River Res Operating LLC only | KingBig -N- (Tannehill) | ActiveOil | 5,472 | Sep 17, 2014 | 3 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #n 8742-269-32066 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveInjection | 5,530 | Feb 18, 2014 | 4 | Apr 2026 |
| Burnett S. B. Estate N #n 842-269-30278 | High River Res Operating LLC only | KingBig -N- (Tannehill) | ActiveInjection | 5,860 | Nov 25, 2013 | 1 | Apr 2026 |
| Burnett S. B. Estate YA #1642-269-30241 | Hunt Oil Company only | KingBig -N- (Tannehill) | PluggedOil | 5,925 | Dec 9, 2003 | 2 | Sep 2012 |
| Burnett S. B. Estate YA #1842-269-30253 | Hunt Oil Company only | KingBig -N- (Tannehill) | PluggedOil | 2,850 | Nov 13, 2003 | 1 | Sep 2012 |
| Burnett Ranch CO2 Flood PA1 #y 90A42-269-32146 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,950 | Apr 20, 2000 | 2 | Apr 2026 |
| Burnett S. B. Estate N #8942-269-32183 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Jun 1, 1995 | 1 | Apr 2026 |
| Burnett S. B. Estate NA #8342-269-32184 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,800 | Jun 1, 1995 | 1 | Jul 2025 |
| Burnett S. B. Estate NA #842-269-30318 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 5,840 | May 24, 1995 | 2 | Jul 2025 |
| Burnett S. B. Estate NC #3042-269-31015 | Hunt Oil Company only | KingBig -N- (Tannehill) | PluggedOil | 6,000 | Nov 8, 1994 | 2 | May 2003 |
| Burnett S. B. Estate NA #6942-269-31909 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 5,520 | Aug 25, 1994 | 3 | Apr 2026 |
| Burnett S. B. Estate NA #7942-269-32150 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Jun 6, 1994 | 2 | Jul 2025 |
| Burnett S. B. Estate N #8442-269-32138 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,902 | Dec 21, 1993 | 1 | Apr 2026 |
| Burnett S. B. Estate Uuu #1342-269-31608 | High River Res Operating LLC only | KingBurnett Uuu (Tannehill) | PluggedOil | 3,300 | Sep 20, 1993 | 2 | Dec 2020 |
| Burnett S. B. Estate Uuu #1942-269-32020 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,800 | Oct 16, 1990 | 1 | Dec 2020 |
| Burnett S. B. Estate NA #942-269-30317 | Pacific Enterprises Oil Co.(usa) only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,900 | Nov 29, 1989 | 2 | Sep 2012 |
| Ross a #242-269-31787 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,715 | Feb 16, 1988 | 1 | Mar 2020 |
| Burnett S. B. Estate Wm #842-269-31064 | High River Res Operating LLC only | KingWm (2ND Tannehill) | ActiveInjection | 5,958 | Oct 19, 1987 | 3 | Dec 2015 |
| Burnett S. B. Estate CA #c 8A42-269-31744 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,500 | Oct 6, 1987 | 1 | Jul 2006 |
| Ross a #142-269-31713 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,764 | Jun 5, 1987 | 2 | Mar 2020 |
| Burnett Estate #342-269-00324 | Burnett Oil Co. Inc. only | KingBig -N- (Tannehill) | PluggedOil | 6,315 | Feb 3, 1986 | 1 | — |
| Burnett S. B. Estate Uuu #742-269-31478 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,100 | Jul 8, 1985 | 1 | Dec 2020 |
| Burnett S. B. Estate Uuu #642-269-31454 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,100 | May 17, 1985 | 1 | Dec 2020 |
| Burnett S. B. Estate Uuu #442-269-31399 | High River Res Operating LLC only | KingBig -N- (Tannehill) | ActiveInjection | 6,000 | Jan 22, 1985 | 1 | Dec 2020 |
| Burnett S. B. Estate Uuu #242-269-31229 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 6,000 | Aug 2, 1984 | 2 | Dec 2020 |
| Burnett S. B. Estate N #5442-269-31130 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 3,000 | Jul 30, 1984 | 2 | Apr 2026 |
| Burnett S. B. Estate N #4342-269-31048 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 3,000 | Jul 26, 1984 | 2 | Apr 2026 |
| Burnett S. B. Estate N #4642-269-31097 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 3,000 | Jul 26, 1984 | 2 | Apr 2026 |
| Burnett S. B. Estate Wm #1642-269-31127 | High River Res Operating LLC only | KingWm (2ND Tannehill) | PluggedOil | 5,900 | Jul 24, 1984 | 3 | Dec 2015 |
| Burnett S. B. Estate NA #3242-269-31102 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 3,000 | Jul 23, 1984 | 2 | Apr 2026 |
| Burnett S. B. Estate NA #3742-269-31166 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 2,900 | Jul 23, 1984 | 2 | Apr 2026 |
| Burnett S. B. Estate Wm #1042-269-31071 | High River Res Operating LLC only | KingWm (2ND Tannehill) | PluggedOil | 5,900 | Jul 17, 1984 | 2 | Dec 2015 |
| Burnett S. B. Estate NA #3942-269-31239 | High River Res Operating LLC only | KingBig -N- (Tannehill) | Shut inOil | 2,800 | Jul 6, 1984 | 2 | Jul 2025 |
| Burnett S. B. Estate Uuu #142-269-31268 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 6,100 | Jun 8, 1984 | 1 | Dec 2020 |
| Burnett S. B. Estate WA #3142-269-31192 | High River Res Operating LLC only | KingWm (3RD. Tannehill) | ActiveOil | 3,000 | Feb 3, 1984 | 1 | Apr 2026 |
| Burnett S. B. Estate N #5842-269-31189 | High River Res Operating LLC only | KingBig -N- (Tannehill Upper) | PluggedOil | 3,100 | Jan 27, 1984 | 1 | Nov 2025 |
| Burnett S. B. Estate Wm #1542-269-31129 | High River Res Operating LLC only | KingWm (2ND Tannehill) | PluggedOil | 5,950 | May 10, 1983 | 1 | Dec 2015 |
| Burnett S. B. Estate CA #c 9A42-269-31111 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Feb 23, 1983 | 1 | Jul 2006 |
| Burnett S. B. Estate N #5142-269-31096 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Dec 31, 1982 | 1 | Apr 2026 |
| Burnett S. B. Estate N #5042-269-31098 | High River Res Operating LLC only | KingBig -N- (Tannehill) | ActiveOil | 3,000 | Dec 31, 1982 | 1 | Apr 2026 |
| Burnett S. B. Estate NA #3142-269-31099 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Dec 31, 1982 | 1 | Jul 2025 |
| Burnett S. B. Estate N #3842-269-30992 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Dec 31, 1981 | 1 | Apr 2026 |
| Burnett S. B. Estate N #3942-269-30987 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Dec 8, 1981 | 1 | Apr 2026 |
| Burnett S. B. Estate NA #2642-269-30908 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 2,900 | Aug 28, 1980 | 1 | Jul 2025 |
| Burnett S. B. Estate N #3542-269-30898 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Jun 23, 1980 | 1 | Apr 2026 |
| Burnett S. B. Estate N #3442-269-30897 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,000 | Jun 13, 1980 | 1 | Apr 2026 |
| Burnett S. B. Estate N #1642-269-30323 | High River Res Operating LLC only | KingNA (Tannehill) | PluggedOil | 2,810 | Feb 6, 1980 | 1 | Apr 2026 |
| Burnett S. B. Estate N #2942-269-30815 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | 3,100 | Aug 21, 1978 | 1 | Apr 2026 |
| Burnett S. B. Estate CA #c 1A42-269-30055 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | — | — | 0 | — |
| Burnett S. B. Estate CA #c 2A42-269-30066 | High River Res Operating LLC only | KingBig -N- (Tannehill) | PluggedOil | — | — | 0 | — |