| 1987-03-10 | 1987-3-10 | Kupreanof: 1987 | From Neal and others (1995): "Kupreanof is a deeply eroded stratovolcano with no known historical eruptions. Holocene debris avalanche deposits have been recognized, however, and there is a vigorous fumarolic area marked by sulfur deposits at an elevation of 1,524 m (5,000 ft). Steaming from Kupreanof has been noted in the literature as 'eruption reports' in the past (Smithsonian Institution, 1987).
The Smithsonian Institution (1987) reports that "MarkAir pilot Jerry Chisum observed ash ... More information | asterisk_yellow.png | ye | 50 | http://www.avo.alaska.edu/volcanoes/activity.php?volcname=Kupreanof&eruptionid=412&page=basic | |
| 1994-07-22 | | Kupreanof: 1994 | From Neal and others (1995): "Kupreanof is a deeply eroded stratovolcano with no known historical eruptions. Holocene debris avalanche deposits have been recognized, however, and there is a vigorous fumarolic area marked by sulfur deposits at an elevation of 1,524 m (5,000 ft). Steaming from Kupreanof has been noted in the literature as 'eruption reports' in the past (Smithsonian Institution, 1987).
"* * * On July 22, a pilot reported a steam plume over Kupreanof reaching an altitude of 2,400 ... More information | information.png | ye | 50 | http://www.avo.alaska.edu/volcanoes/activity.php?volcname=Kupreanof&eruptionid=568&page=basic | |
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Description
Images
Maps
Bibliography
Reported Activity
Stepovak Bay 4
Samples
Eruption
Questionable eruption