Alaska earthquakes

M3.1 earthquake 192 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 192 km SE of Chiniak, Alaska on Thu, Feb 3, 2022, 12:32 AM AKST (09:32 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 273 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: Thu, Feb 3, 2022, 12:32 AM AKST
UTC: 2022-02-03 09:32:18 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.502° N, 149.839° 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 7.9 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.05
Depth from: Operator assigned
Station coverage gap: 207°, poorly surrounded by stations
Stations used: 47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 39 in the 60 days after this one and 12 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ghkr (also filed as ak0221kdtog7). Read Sun, Sep 27, 2026, 11:02 PM UTC.