Volcanoes

Currently elevated volcanoes, most severe alert level first.

Data as of 2026-09-15 03:47 UTC · Source: USGS Hazard Notification System (HANS)

USGS HANS only covers US-monitored volcanoes, so this list won't include non-US eruptions.

• ORANGEGreat SitkinWATCH

  Alaska Volcano Observatory

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• ORANGEKilaueaWATCH

  Hawaiian Volcano Observatory

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• YELLOWShishaldinADVISORY

  Alaska Volcano Observatory

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• YELLOWAhyi SeamountADVISORY

  Northern Mariana Islands

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