Kiska

Kiska (United States) is a stratovolcano. It rises to 1,220 m above sea level. The GVP records 4 confirmed eruptions in the Holocene, the latest in 1990.

Elevation: 1,220 m
Last eruption: 1990
Confirmed eruptions: 4
Max VEI: 3
Country: United States
Location: 52.10° N, 177.60° E
Region (GVP): Aleutian Ridge Volcanic Arc
GVP type: Stratovolcano
Tectonic setting: Subduction zone / Intermediate crust (15-25 km)
Main rock type: Andesite / Basaltic Andesite

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Other volcanoes and strong earthquakes within 300 km

Eruption history

VEI – Volcanic Explosivity Index: 0 = lava outpouring, 4 = like Eyjafjallajökull 2010, 6 = like Pinatubo 1991, 7 = like Tambora 1815. The scale is logarithmic – each step is about 10 times more material.

Start	End	VEI	Vent and dating
1 June 1990	1 June 1990	2	Upper NW? flank · Observations: Reported
11 September 1969	16 September 1969	2	Observations: Reported
18 March 1964	—	0	Observations: Reported
24 January 1962	—	3	North flank (Sirius Point) · Observations: Reported

Data: Global Volcanism Program, Smithsonian Institution (#311020)