Asosan (Japan) – Report for 9 June-15 June 2021

Volcanic tremor amplitude had increased at Asoson on 2 May, prompting JMA to raise the Alert Level to 2 (on a scale of 1-5). The amplitude remained high through 10 May, and then gradually decreased. On 9 June the Alert Level was lowered to 1 and the public was warned of an increased risk within 1 km of Nakadake Crater.

Source: Japan Meteorological Agency (JMA)

Syndicated from Smithsonian / USGS Weekly Volcanic Activity Report

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