Suwanosejima volcano (Ryukyu Islands, Japan) - Smithsonian / USGS Weekly Volcanic Activity Report for 2 December-8 December 2020 (Continuing Activity)
JMA reported nighttime incandescence and intermittent eruptive activity at Suwanosejima's Ontake Crater during 27 November-4 December. A total of 17 explosions were recorded, ejecting bombs up to 600 m away from the crater and producing gray-and-white plumes that rose 1.5 km above the crater rim. Ashfall was reported in Toshima village (4 km SSW).
mer., 2 déc. 2020, 06:0006:00 AM | AUTEUR : VN
The Alert Level remained at 2 (on a 5-level scale).
Source: Japan Meteorological Agency (JMA)
From: Global Volcanism Program, 2020. Report on Suwanosejima. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 2 December-8 December 2020. Smithsonian Institution and US Geological Survey.
mer., 2 déc. 2020, 03:00
Suwanose-jima Volcano Volcanic Ash Advisory: EXPLODED AT 20201202/0244Z VA CLD UNKNOWN OBS VA DTG: 02/0240Z
mar., 1 déc. 2020, 16:45
Suwanose-jima Volcano Volcanic Ash Advisory: ERUPTED AT 20201201/1626Z FL060 EXTD W OBS VA DTG: 01/1620Z