| S.B. Burnett Estate QQQ #1742-269-31882 | High River Res Operating LLC only | KingQQQ (Tannehill) | ActiveOil | 2,815 | Jul 9, 2020 | 6 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 85A42-269-32059 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,680 | Jan 7, 2016 | 3 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #Q31642-269-31828 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveInjection | 5,444 | Aug 28, 2015 | 2 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #U31742-269-31927 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 6,600 | Aug 25, 2015 | 2 | Apr 2026 |
| 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 Ranch CO2 Flood PA1 #w 1C42-269-31292 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | Shut inOil | 5,550 | May 8, 2006 | 3 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #n 87AH42-269-32593 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,386 | Jul 28, 2005 | 1 | Apr 2026 |
| Burnett S. B. Estate #n 2642-269-30393 | Hunt Oil Company only | KingAnne Tandy (Strawn) | PluggedOil | 5,160 | Jun 4, 2004 | 1 | Dec 2013 |
| 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 S. B. Estate #n 33A42-269-31100 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,900 | Oct 16, 2002 | 4 | Sep 2012 |
| Burnett Ranch CO2 Flood PA1 #n 86A42-269-32478 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,850 | Aug 20, 2002 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 83A42-269-32032 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,640 | Jun 8, 2000 | 2 | Apr 2026 |
| Burnett S. B. Estate #n 5342-269-31107 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,600 | Mar 15, 2000 | 3 | Sep 2012 |
| Burnett S. B. Est. 1A/2A Sand #n 36A42-269-31179 | Hunt Oil Company only | KingAnne Tandy (Strawn) | PluggedOil | 6,000 | Feb 14, 2000 | 3 | Dec 2013 |
| Burnett Ranch CO2 Flood PA1 #y 20A42-269-30263 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,660 | Dec 9, 1999 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 84A42-269-32031 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,675 | Dec 9, 1999 | 2 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #n 1942-269-30374 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,500 | Sep 2, 1999 | 1 | Apr 2026 |
| Burnett S. B. Est. 1A/2A Sand #n 34A42-269-31150 | Hunt Oil Company only | KingAnne Tandy (Strawn) | PluggedOil | 5,900 | Sep 2, 1999 | 2 | Dec 2013 |
| Burnett S. B. Est. 1A/2A Sand #y 24A42-269-30279 | Hunt Oil Company only | KingAnne Tandy (Strawn) | PluggedOil | 5,940 | Aug 6, 1999 | 1 | Dec 2013 |
| Burnett Ranch CO2 Flood PA1 #y 78A42-269-31914 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 6,800 | May 24, 1999 | 2 | Apr 2026 |
| Burnett S. B. Estate NA #542-269-30309 | Hunt Oil Company only | KingAnne Tandy (Strawn Lo.) | PluggedOil | 5,312 | Apr 27, 1999 | 1 | Sep 2012 |
| Burnett S. B. Est. 1A/2A Sand #n 1442-269-30305 | Hunt Oil Company only | KingAnne Tandy (Strawn) | PluggedOil | 5,820 | Jan 13, 1999 | 1 | Dec 2013 |
| Burnett S. B. Estate AY #7742-269-31910 | High River Res Operating LLC only | KingAnne Tandy (Congl.) | ActiveWater Supply | 6,607 | Aug 8, 1995 | 2 | Apr 2026 |
| 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 Ranch CO2 Flood PA1 #n 82A42-269-32179 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveInjection | 5,550 | Apr 21, 1995 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 93A42-269-32159 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 6,000 | Oct 13, 1994 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #n 40A42-269-31238 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,550 | Oct 5, 1994 | 4 | Apr 2026 |
| 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 Ranch CO2 Flood PA1 #n 74A42-269-31928 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 6,800 | Dec 8, 1993 | 3 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 81A42-269-32005 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,800 | Sep 8, 1993 | 2 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 23A42-269-30273 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,540 | Jul 15, 1993 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 25A42-269-30282 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,891 | Jul 2, 1993 | 2 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 63AL42-269-31618 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 6,800 | Dec 23, 1992 | 3 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 21A42-269-30267 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,656 | Jun 16, 1992 | 1 | Apr 2026 |
| QQQ/Ross (Strawn Sand) Unit #20 U42-269-32054 | High River Res Operating LLC only | KingBarber (Strawn Sand) | PluggedOil | 5,800 | Mar 12, 1992 | 2 | Apr 2026 |
| Burnett S. B. Estate #Q319-L42-269-31920 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 6,600 | Mar 11, 1992 | 2 | Oct 2019 |
| Burnett Ranch CO2 Flood PA1 #n 80A42-269-32074 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | ActiveOil | 5,840 | Jan 8, 1992 | 2 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 89A42-269-32079 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | Shut inOil | 5,630 | Nov 27, 1991 | 1 | Apr 2026 |
| Burnett S. B. Estate #y 9 L42-269-30195 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,550 | Aug 26, 1991 | 2 | Sep 2012 |
| Burnett S. B. Estate #y 12A42-269-30229 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,875 | Aug 26, 1991 | 1 | Sep 2012 |
| Burnett Ranch CO2 Flood PA1 #n 2742-269-30389 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 5,600 | Aug 26, 1991 | 1 | Apr 2026 |
| Burnett Ranch CO2 Flood PA1 #y 87A42-269-32063 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | PluggedOil | 6,000 | Jul 18, 1991 | 1 | Apr 2026 |
| Burnett S. B. Estate North #3342-269-30391 | Hunt Oil Company only | KingAnne Tandy (Strawn Lo.) | PluggedOil | 5,600 | May 13, 1991 | 1 | Sep 2012 |
| Burnett S.B. Est. 1A/2A Sand #y 46A42-269-31122 | Hunt Oil Company only | KingTwin Peaks (Strawn UP) | PluggedOil | 6,000 | Feb 8, 1991 | 3 | Sep 2012 |
| Burnett S. B. Estate #y 9A42-269-30206 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 5,900 | Jan 24, 1991 | 1 | Sep 2012 |
| Burnett Ranch CO2 Flood PA1 #y 82A42-269-32024 | High River Res Operating LLC only | KingAnne Tandy (Strawn) | Shut inOil | 5,550 | Oct 22, 1990 | 1 | Apr 2026 |
| Burnett S. B. Estate NB #6542-269-31830 | Hunt Oil Company only | KingAnne Tandy (Strawn 5400) | PluggedOil | 6,900 | Dec 21, 1989 | 2 | — |