Alaska earthquakes

M2.6 earthquake 46 km SSE of Old Harbor, Alaska

A magnitude 2.6 earthquake struck 46 km SSE of Old Harbor, Alaska on Fri, Dec 31, 2021, 4:33 AM AKST (13:33 UTC), 45 km (28 mi) below the surface.

A larger quake followed: M3.1 116 km SSE 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: 2.6 (ml), micro
Local time: Fri, Dec 31, 2021, 4:33 AM AKST
UTC: 2021-12-31 13:33:41 UTC
Depth: 45.0 km (28.0 mi), shallow
Epicenter: 56.833° N, 152.960° 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: 26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 12 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 ak021grv3h2r (also filed as us7000g861). Read Sun, Sep 27, 2026, 3:09 AM UTC.