Alaska earthquakes

M3.6 earthquake 38 km SE of Akutan, Alaska

A magnitude 3.6 earthquake struck 38 km SE of Akutan, Alaska on Mon, Sep 13, 2021, 6:02 AM AKDT (14:02 UTC), 76 km (47 mi) below the surface.

Akutan forecast More in Alaska

Map

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

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The earthquake

Magnitude: 3.6 (mb), minor
Local time: Mon, Sep 13, 2021, 6:02 AM AKDT
UTC: 2021-09-13 14:02:49 UTC
Depth: 75.7 km (47.0 mi), intermediate-depth
Epicenter: 53.899° N, 165.346° 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 8.0 km horizontally, 10.3 km in depth
Magnitude uncertainty: ±0.25
Depth from: From location
Station coverage gap: 181°, poorly surrounded by stations
Stations used: 47

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast38 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 93 in the 60 days after this one and 46 in the 30 days before it.

After

The first 60 of 93.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000fqw1 (also filed as ak021brlxg8a). Read Thu, Sep 24, 2026, 9:47 AM UTC.