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Ahyi Seamount volcano: USGS reports ADVISORY alert level

Reference bathymetric map of Ahyi Seamount's underwater terrain, published by USGS February 2, 2016; not current conditions.

Image: Reference map · Data graphic · source published February 2, 2016 · NOAA Vents Program (via USGS) · not current conditions · Original image source

Agency update: 2026-09-03T23:16:58+00:00

USGS lists the volcano alert level as ADVISORY and the aviation color code as YELLOW. Agency synopsis: NMI Ahyi Seamount YELLOW/ADVISORY – No signs of unrest in satellite images or distal geophysical data this past week. 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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