Asosan volcano (Kyushu, Japan) - Smithsonian / USGS Weekly Volcanic Activity Report for 25 January-31 January 2023 (New Activity / Unrest)
Ср, 1 фев 2023, 15:00 15:00 PM | АВТОР: VNJMA reported that the amplitude of volcanic tremor signals at Asosan increased at around 1200 on 30 January and then increased again around 1220 and remained high. At 1330 JMA raised the Alert Level to 2 (on a scale of 1-5) and warned the public to stay at least 1 km away from the crater. White plumes were visible rising 300 m above the crater rim.
Source: Japan Meteorological Agency (JMA)
From: Global Volcanism Program, 2023. Report on Asosan. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 25 January-31 January 2023. Smithsonian Institution and US Geological Survey.
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