Alaska earthquakes

M3.1 earthquake 236 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 236 km SE of Chiniak, Alaska on Tue, May 26, 2020, 6:14 PM AKDT (02:14 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M3.6 238 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: Tue, May 26, 2020, 6:14 PM AKDT
UTC: 2020-05-27 02:14:27 UTC
Depth: 21.9 km (13.6 mi), shallow
Epicenter: 56.062° N, 149.623° 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 8.1 km horizontally, 10.3 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 188°, poorly surrounded by stations
Stations used: 60

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 48 in the 60 days after this one and 26 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us60009zvf (also filed as ak0206ssth1p, ak0206sstcuu). Read Sun, Sep 27, 2026, 9:39 AM UTC.