Alaska earthquakes

M3.1 earthquake 226 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 226 km SE of Chiniak, Alaska on Wed, Dec 14, 2022, 4:52 AM AKST (13:52 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.2 214 km SE of Chiniak, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude: 3.1 (ml), minor
Local time: Wed, Dec 14, 2022, 4:52 AM AKST
UTC: 2022-12-14 13:52:32 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.440° N, 149.233° 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.

Location uncertainty: About 9.2 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.04
Depth from: Operator assigned
Station coverage gap: 242°, poorly surrounded by stations
Stations used: 50

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 16 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000j96q (also filed as ak022fzr2mf6). Read Sun, Sep 27, 2026, 9:03 PM UTC.