Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 15 June-21 June 2022 (Continuing Activity)

mer., 22 juin 2022, 17:01

17:01 PM | AUTEUR : VN

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 14-21 June. Periods of weak tremor were recorded by the seismic network. Weather clouds often prevented satellite and webcam views; minor steam emissions were visible in one clear webcam image on 17 June.
The Aviation Color Code remained at Orange and the Volcano Alert Level remained at Watch.

Source: US Geological Survey Alaska Volcano Observatory (AVO)
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From: Global Volcanism Program, 2022. Report on Semisopochnoi. In: Mayberry, G (ed.), Weekly Volcanic Activity Report 15 June-21 June 2022. Smithsonian Institution and US Geological Survey.

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Actualités précédentes

mer., 15 juin 2022, 18:13

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 8 June-14 June 2022 (Continuing Activity)

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 7-14 June. Seismicity remained elevated with intermittent tremor and occasional explosions. Minor ash emissions rising to low altitudes (less than 1.5 km (5,000 ft) a.s.l.) were visible in webcam images on most days; weather clouds sometimes prevented satellite and webcam views. ... Read all

lun., 13 juin 2022, 21:31

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The low-level explosive activity at the volcano continues characterized by small explosions. ... Read all

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