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Global Volcanism Program | Image GVP-05673

Esan volcano has lava dome at the eastern tip of the Oshima Peninsula. This is Hokkaido's southernmost active volcano and a minor phreatic eruption in 1846 produced a lahar that caused many fatalities. Active fumaroles are at a thermal area on the upper NW flank. Photo by Ken-ichi Arai, 1996 (Hokkaido University).

Esan volcano has lava dome at the eastern tip of the Oshima Peninsula. This is Hokkaido's southernmost active volcano and a minor phreatic eruption in 1846 produced a lahar that caused many fatalities. Active fumaroles are at a thermal area on the upper NW flank.

Photo by Ken-ichi Arai, 1996 (Hokkaido University).

Keywords: lava dome | crater | fumaroles | gas


Esan