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Niseko Volcanic Group

Niseko

Stratovolcano · Japan · 1308m

Several peaks of the Niseko volcano complex are seen in this view looking W from the Chisenupuri summit. From front to back are the forested Nitonupuri, light-colored, flat-topped Iwaonupuri, and Niseko-Annupuri. Yotei volcano is visible in the distance to the right of Niseko-Annupuri.
Several peaks of the Niseko volcano complex are seen in this view looking W from the Chisenupuri summit. From front to back are the forested Nitonupuri, light-colored, flat-topped Iwaonupuri, and Niseko-Annupuri. Yotei volcano is visible in the distance to the right of Niseko-Annupuri. · Photo: Photo by Yutaka Kodama, 1995 (Hokkaido University). · Wikimedia Commons
Type
Stratovolcano
Country
Japan
Region
Northwestern Pacific / Northeast Japan Volcanic Arc
Elevation
1308m
Coordinates
42.875, 140.659
Last eruption
-4900
Tectonic setting
Subduction zone / Continental crust (> 25 km)
Landform
Composite
Major rock type
Andesite / Basaltic Andesite
Geological summary

The Niseko volcano group in SW Hokkaido contains a cluster of andesitic stratovolcanoes and lava domes that extends 25 km E-W and 15 km N-S. The volcanic complex is located NW of Niseko City. The latest dated activity was a phreatic to magmatic eruption about 7000 years ago. Fumarolic areas and hot springs are found at various locations.

Eruption history

Summary (VEI over time)
Click a bar to see individual eruptions
4900 BCE~4900 BCE · 1 eruptions · max VEI ?4900 BCE4900 BCE4899 BCE4899 BCE4899 BCE

Detailed timeline

  1. 4900 BCEVEI ?Geological estimate
    BCE 4900 – Ongoing

External links

⚠ For reference only. Not for emergency response.