| Deahl #a 2HZ42-065-00470 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,880 | Aug 25, 1998 | 1 | Apr 2026 |
| Burnett M. C. #t 6HZ42-065-01410 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 3,224 | Jul 29, 1998 | 1 | Apr 2026 |
| Poling #1024HZ42-065-01153 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,700 | Jul 27, 1998 | 2 | Apr 2026 |
| Haiduk #1R42-065-32034 | Mon Corp. only | CarsonPanhandle West | ActiveGas | 3,032 | Jul 10, 1998 | 1 | Apr 2026 |
| Urbanczyk #4R42-065-32033 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,761 | May 27, 1998 | 1 | Apr 2026 |
| Bednorz Estate #4R42-065-32032 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,842 | May 21, 1998 | 1 | May 2020 |
| Roxana B #2R42-065-31803 | Cirrus Exploration Company only | CarsonPanhandle West | ActiveGas | 3,045 | Apr 3, 1998 | 2 | Apr 2026 |
| Burnett a #82R42-065-31227 | Conocophillips Company only | CarsonPanhandle West | PluggedGas | 3,200 | Apr 2, 1998 | 2 | Jun 2002 |
| Burnett I Unit #70R42-065-31624 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 3,088 | Apr 2, 1998 | 2 | Apr 2026 |
| Burnett M.C. #202R42-065-32000 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,800 | Mar 24, 1998 | 2 | Apr 2026 |
| Poling #a 3HZ42-065-32028 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 4,844 | Dec 19, 1997 | 2 | Apr 2026 |
| Hodges #1R42-065-32027 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 3,045 | Dec 9, 1997 | 1 | Apr 2026 |
| Burnett #a 79R42-065-32025 | Conoco Inc. only | CarsonPanhandle, West | Not on schedule | 2,820 | Dec 3, 1997 | 1 | — |
| Burnett #37R42-065-32024 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,593 | Dec 2, 1997 | 1 | Apr 2026 |
| Kotara-Holmes #1R42-065-32023 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,772 | Nov 24, 1997 | 1 | Apr 2026 |
| Burnett AF Unit #14R42-065-32022 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,876 | Nov 6, 1997 | 1 | Apr 2026 |
| Burnett C Unit #12R42-065-32019 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,695 | Nov 4, 1997 | 1 | Apr 2026 |
| Moore #342-065-32021 | 6A Production only | CarsonPanhandle West | ActiveGas | 2,867 | Oct 29, 1997 | 2 | Apr 2026 |
| Dauer -B- #242-065-32018 | O Neal Cattle Co. only | CarsonPanhandle West | ActiveGas | 2,870 | Oct 24, 1997 | 1 | Apr 2026 |
| Burnett #33R42-065-32017 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,970 | Oct 16, 1997 | 1 | Apr 2026 |
| Sarah #242-065-04296 | SNW Operating Company only | CarsonPanhandle West | ActiveGas | 3,232 | Sep 12, 1997 | 2 | Sep 2025 |
| Dowd #1R42-065-32016 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,815 | Sep 9, 1997 | 1 | Apr 2026 |
| Dauer #342-065-32015 | 6A Production only | CarsonPanhandle West | ActiveGas | 2,800 | Sep 5, 1997 | 1 | Jan 2025 |
| Poling MS -B- #b 2HZ42-065-00465 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 5,055 | Aug 21, 1997 | 2 | Aug 2017 |
| Poling #1024HZ42-065-01152 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 4,616 | Jul 3, 1997 | 1 | Jul 2023 |
| Poling #c 1B42-065-32014 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 3,500 | Jun 17, 1997 | 1 | Mar 2025 |
| Poling #1022AHZ42-065-31944 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 3,250 | Jun 13, 1997 | 3 | Apr 2026 |
| Sanford #a 1342-065-32013 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,880 | May 30, 1997 | 1 | Apr 2026 |
| Burnett #a 83R42-065-32012 | Conoco Inc. only | CarsonPanhandle, West | Not on schedule | 3,500 | May 28, 1997 | 1 | — |
| Sanford a #1013HZ42-065-01030 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 4,662 | May 14, 1997 | 1 | Apr 2026 |
| Hays Trust #10742-065-31014 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 3,138 | May 13, 1997 | 2 | Apr 2026 |
| Sanford #2014HZ42-065-01052 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,767 | Apr 29, 1997 | 1 | Apr 2026 |
| Crutchfield #142-065-32010 | Ponderosa TX Operating LLC only | CarsonPanhandle West | ActiveGas | 2,752 | Apr 25, 1997 | 1 | Feb 2025 |
| Sanford #1014HZ42-065-80441 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 4,639 | Apr 24, 1997 | 1 | Apr 2026 |
| Burnett Estate #1081HZ42-065-80430 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 4,675 | Apr 9, 1997 | 1 | Apr 2026 |
| Bednorz Estate #1R42-065-32009 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,704 | Apr 7, 1997 | 1 | Apr 2026 |
| Mongole #1R42-065-32008 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,719 | Apr 1, 1997 | 1 | Apr 2026 |
| Burnett #1079AHZ42-065-31924 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 5,051 | Mar 20, 1997 | 2 | Apr 2026 |
| Deahl G. W. #1142-065-32007 | Conocophillips Company only | CarsonPanhandle West | PluggedGas | 3,000 | Jan 7, 1997 | 1 | Jun 2000 |
| Davis #142-065-32005 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,760 | Dec 17, 1996 | 1 | Apr 2026 |
| Burnett #25R42-065-32004 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,850 | Dec 12, 1996 | 1 | Aug 2023 |
| Culbertson #10642-065-31057 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 3,110 | Nov 25, 1996 | 2 | Apr 2026 |
| Two Bar Ranch #4 A42-065-32001 | Circle W Oil & Gas Company only | CarsonPanhandle Carson County Field | ActiveOil | 3,254 | Oct 8, 1996 | 1 | Mar 2026 |
| Burnett #2119AHZ42-065-31962 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 6,851 | Aug 30, 1996 | 2 | Apr 2026 |
| Deahl G. W. 6 #642-065-31994 | Luxor Oil & Gas Inc. only | CarsonPanhandle West | PluggedGas | 3,200 | Jul 10, 1996 | 1 | — |
| Deahl G. W. 3 #342-065-31996 | Pantera Energy Company only | CarsonPanhandle West | ActiveGas | 2,760 | Jul 10, 1996 | 1 | Apr 2026 |
| Deahl C. E. #2142-065-31998 | High River Res Operating LLC only | CarsonPanhandle West | Temporarily abandonedGas | 2,863 | Jul 10, 1996 | 1 | Jan 2016 |
| Fuqua #942-065-31992 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,710 | Jun 25, 1996 | 2 | May 2022 |
| Poling #142-065-31991 | High River Res Operating LLC only | CarsonPanhandle West | ActiveGas | 2,838 | Mar 27, 1996 | 1 | Apr 2026 |
| Patrick B #142-065-31990 | Sanchez Production LLC only | CarsonPanhandle Carson County Field | ActiveOil | 3,091 | Mar 20, 1996 | 1 | Mar 2026 |