Alaska earthquakes

M2.1 earthquake 67 km SE of Perryville, Alaska

A magnitude 2.1 earthquake struck 67 km SE of Perryville, Alaska on Sun, Sep 5, 2021, 4:42 PM AKDT (00:42 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.5 115 km SSE of Chignik, Alaska. This one was a foreshock.

Sand Point 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: 2.1 (ml), micro
Local time: Sun, Sep 5, 2021, 4:42 PM AKDT
UTC: 2021-09-06 00:42:18 UTC
Depth: 12.0 km (7.5 mi), shallow
Epicenter: 55.502° N, 158.349° 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.

Stations used: 20

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast137 kmE

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 105 in the 30 days before it.

After

The first 60 of 94.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bft2gpr (also filed as us6000fpx3). Read Wed, Sep 23, 2026, 10:51 PM UTC.