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Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 9 March-15 March 2022 (Continuing Activity)

Do, 17. Mär 2022, 09:54
09:54 AM | VON: VN
AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 8-15 March. Seismic tremor and sometimes numerous daily explosions were detected in seismic and regional infrasound data. Minor ash emissions were visible in webcam images during 8-9 and 14-15 March; likely plumes on other days may have been hidden due to clouds.
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 9 March-15 March 2022. Smithsonian Institution and US Geological Survey.

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Mi, 9. Mär 2022, 19:00

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 2 March-8 March 2022 (Continuing Activity)

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 1-8 March. Local seismic and infrasound instruments recorded daily small explosions. Weather clouds often prevented satellite and webcam views of the volcano, though explosions likely produced low ash clouds from the summit and they were visually confirmed during 4-8 March. ... Read all
Do, 3. Mär 2022, 00:57

Semisopochnoi volcano (Aleutian Islands, USA) - Smithsonian / USGS Weekly Volcanic Activity Report for 23 February-1 March 2022 (Continuing Activity)

AVO reported that low-level eruptive activity at Semisopochnoi's North Cerberus cone continued during 23 February-1 March. Seismicity was elevated with low-level tremor and daily small explosions. Weather clouds sometimes prevented satellite and webcam views of the volcano, though low ash clouds from the summit were visible on most days. ... Read all
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Stratovolcano 1221 m / 4,006 ft
United States, Aleutian Islands, 51.93°N / 179.58°E
Aktueller Status: unruhig (2 von 5) Ausbrüche des Semisopochnoi:
2021, 2020, 2019, 2018, 1987
Typische Aktivität
unspecified
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