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Shishaldin volcano: USGS reports ADVISORY alert level

Archive reference photo of Shishaldin Volcano at sunset; not current conditions.

Image: Reference photo · source published August 20, 2009 (archive) · Cyrus Read / USGS · not current conditions · Original image source

Agency update: 2026-09-05T18:33:58+00:00

USGS lists the volcano alert level as ADVISORY and the aviation color code as YELLOW. Agency synopsis: AVO Shishaldin YELLOW/ADVISORY – Low-level seismic unrest continues. Steaming observed. An elevated alert level alone does not establish that a new eruption has begun.

This is a developing story; updates will be added as USGS issues them.

Source: USGS

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