Daisetsu

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Daisetsu, Hokkaido's tallest volcano, is made of overlapping stratovolcanoes, including Asahi-dake, the most recently active vent. A single historic eruption in 1400 was dated by tephrochronology. It was moderate in size (VEI=2) and explosive.

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Asahi-dake and fumerole fields.

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Climbing the volcano.

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Large blocks of the flank of Asahi-dake.

All photograph courtesy of Mike Lyvers.

Source of Information:

Simkin, T., and Siebert, L., 1994, Volcanoes of the World: Geoscience Press, Tucson, Arizona, 349 p.

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