What the records say
- When
- 10 Mar 1987
- Kind
- Volcanic eruption
- Coordinates
- 56.01° N, 159.80° W
- Vei
- 1
- Uncertain
- yes
- Vent
- SSW flank (1575 m)
- Dated by
- Observations: Reported
- Volcano number
- 312060
- Eruption number
- 20155
Mount Kupreanof
Mountain in Alaska, United States
Mount Kupreanof is a stratovolcano on the Alaska Peninsula, United States. It is the largest and the northeasternmost in a group of five volcanoes opposite from Stepovak Bay. Mount Kupreanof displays extremely strong fumarole activity and its latest eruption in 1987 produced minor steam and ash emission.
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The source
- Smithsonian GVP Volcanoes of the World: Holocene eruptionsGlobal Volcanism Program, Smithsonian InstitutionSmithsonian terms of use: personal, educational and non-commercial use, with creditGlobal Volcanism Program, Smithsonian Institution: Volcanoes of the World v5.3, https://doi.org/10.5479/si.GVP.VOTW5-2025.5.3Source page