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Semisopochnoi volcano
Stratovolcano 1221 m / 4,006 ft
United States, Aleutian Islands, 51.93°N / 179.58°E
Current status: minor activity or eruption warning (3 out of 5)
Semisopochnoi webcams / live data | Reports
Semisopochnoi volcano books
Semisopochnoi volcano eruptions:
2018, 1987
Typical eruption style:
unspecified
Last earthquakes nearby
Latest satellite images
 

Semisopochnoi volcano news & activity updates:

Semisopochnoi volcano (United States, Aleutian Islands) activity update: Explosive activity declines, continuing high seismicity

Thursday Nov 01, 2018 23:55 PM | BY: MJFLEGEND

AVO reports that there have been no explosions in the last day, and only two the day before. The volcano remains highly restless and explosions could resume.
Previous news
Triple-coned Mount Cerberus; the location of the 2018 eruption, in the foreground, with long-quiet Anvil Peak in the background. Credit: Roger Clifford, via AVO.
Tuesday, Oct 30, 2018
The renewed eruption has continued in the last few days. Regular small explosions are occurring, but there have been no sightings of ash plumes. [more]
Friday, Oct 26, 2018
Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report: ... [more]
Seismic signal from Semisopochnoi volcano this morning, showing the eruption (image: AVO)
Friday, Oct 26, 2018
A small eruption occurred at the volcano this morning (21:00 pm local time) and was detected in seismic data. The Alaska Volcano Observatory (AVO) reports: ... [more]
Satellite image of Semisopochnoi volcano on 26 Oct 2018
Friday, Oct 26, 2018
Volcanic Ash Advisory Center Anchorage (VAAC) issued the following report: ... [more]
Friday, Oct 12, 2018
AVO has lowered the Aviation Color Code and Alert Level to YELLOW/ADVISORY due to satellite observations and a lack of tremor lately indicating that eruptive activity has stopped. Elevated seismicity continues. [more]

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