Alaska earthquakes

M3.3 earthquake 259 km SE of Chiniak, Alaska

A magnitude 3.3 earthquake struck 259 km SE of Chiniak, Alaska on Tue, Feb 13, 2024, 4:44 AM AKST (13:44 UTC), 17 km (11 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: 3.3 (ml), minor
Local time: Tue, Feb 13, 2024, 4:44 AM AKST
UTC: 2024-02-13 13:44:22 UTC
Depth: 17.2 km (10.7 mi), shallow
Epicenter: 56.310° N, 148.737° 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 8.7 km horizontally, 7.7 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 190°, poorly surrounded by stations
Stations used: 82

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 17 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mgiv (also filed as ak02420zne47). Read Mon, Sep 28, 2026, 9:21 PM UTC.