Powerful phreatic explosion at Mount Asosan, Alert Level raised, Japan
A powerful phreatic explosion took place at Asosan's Nakadake crater at 02:43 UTC (14:43 JST) on October 20, 2021, prompting the Japan Meteorological Agency (JMA) to raise the Alert Level from 2 to 3 at 02:48 UTC. The eruption came one week after volcanic…
