#akahoya_eruption

Akahoya eruption

Ultra-Plinian eruption in Kyushu, Japan, at around 6,500 BP

The Akahoya eruption or Kikai-Akahoya eruption was the strongest known volcanic eruption of the Kikai Caldera in Kyūshū, Japan. It ejected 332–457 km3 (80–110 cu mi) of volcanic material, giving it a Volcanic Explosivity Index of 7.

Sat 14th

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