M1.9 earthquake 80 km SSE of Akutan, Alaska

A magnitude 1.9 earthquake struck 80 km SSE of Akutan, Alaska on Sun, Oct 31, 2021, 5:11 PM AKDT (01:11 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M2.7 114 km ESE of Akutan, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 103 in the 60 days after this one and 44 in the 30 days before it.

The first 60 of 103.

From the USGS Earthquake Hazards Program and its partner networks, event ak021e0fko00. Read Wed, Sep 23, 2026, 5:43 AM UTC.