Alaska earthquakes

M3.0 earthquake 159 km SSW of Akhiok, Alaska

A magnitude 3.0 earthquake struck 159 km SSW of Akhiok, Alaska on Sun, Oct 31, 2021, 11:07 AM AKDT (19:07 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M3.9 190 km SSW of Akhiok, Alaska. This one was a foreshock.

Womens Bay forecast More in Alaska

Map

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

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The earthquake

Magnitude: 3.0 (ml), minor
Local time: Sun, Oct 31, 2021, 11:07 AM AKDT
UTC: 2021-10-31 19:07:19 UTC
Depth: 3.9 km (2.4 mi), shallow
Epicenter: 55.718° N, 155.490° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used: 37

Nearest places

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

Womens Bay, AlaskaPopulation 719. Forecast278 kmSW

Nearby

Within 100 km, magnitude 1.5 and up: 55 in the 60 days after this one and 123 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021dz2qcm6 (also filed as us7000fus7). Read Tue, Sep 22, 2026, 9:38 PM UTC.