Semisopochnoi volcano (Aleutian Islands): continuing ash emissions
dim., 13 févr. 2022, 16:47
16:47 PM | AUTEUR : MARTIN
Near-continuous ash emissions from Mount Cerberus yesterday (image: AVO)
The Alaska Volcano Observatory (AVO) surveillance camera's observed near-frequent ash emissions from the north crater of Mount Cerberus characterized by minor explosions that continued most of the day on 12 February. Ash plumes reached 10,000 ft (3,000 m) altitude.
Fresh ash deposits on the snow cover are visible in the image classified as tephra.
The seismic activity continues at elevated levels.
Source: Alaska Volcano Observatory volcano activity update 13 February 2022
Near-continuous ash emissions from Mount Cerberus yesterday (source: AVO)
#Semisopochnoi Volcano, Aleutain Islands, 12.02.2022, local time and date, slideshow timelapsesource: USGS pic.twitter.com/b2hOpEsHaE
— Rita Bauer (@wischweg) February 13, 2022
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Actualités précédentes
jeu., 10 févr. 2022, 09:26
Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 2 February-8 February 2022 (Continuing Activity)
AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 1-8 February. Seismicity was elevated, and explosions were occasionally detected in both seismic and infrasound data during 4-8 February. Steam and low-level ash emissions likely occurred daily, though due to weather clouds they were only confirmed in satellite and webcam images during 1-2 and 5-8 February. ... Read all
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