Alaska earthquakes

M3.1 earthquake 218 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 218 km SE of Chiniak, Alaska on Mon, Feb 12, 2024, 8:58 PM AKST (05:58 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M4.3 241 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: Mon, Feb 12, 2024, 8:58 PM AKST
UTC: 2024-02-13 05:58:28 UTC
Depth: 14.1 km (8.8 mi), shallow
Epicenter: 56.128° N, 149.934° 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 11.2 km horizontally, 9.2 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 256°, poorly surrounded by stations
Stations used: 21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 14 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000lyvi (also filed as ak02420uyz3a). Read Tue, Sep 29, 2026, 7:50 PM UTC.