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Elevated earthquake activity, possible steam explosion at Great Sitkin volcano, Alaska

Sunday, June 10, 2018Friday, March 4, 2022

Seismicity at Alaska's Great Sitkin volcano has been at elevated levels over the past couple of days, followed by a signal that may represent a short-lived steam explosion on June 11. The last known eruption of this stratovolcano took place in 1974. Seismicity…

Robust steaming, elevated seismicity at Great Sitkin volcano, Alaska

Wednesday, November 22, 2017Friday, March 4, 2022

The Alaska Volcano Observatory (AVO) has raised the Aviation Color Code and Volcano Alert Level to Yellow/Advisory on November 22, 2017, after recent reports of robust steaming and a several month period of elevated earthquake activity. Historical eruptions have…

great sitkin

Elevated earthquake activity, possible steam explosion at Great Sitkin volcano, Alaska

Robust steaming, elevated seismicity at Great Sitkin volcano, Alaska

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