Alaska earthquakes

M3.2 earthquake 108 km ESE of Nikolski, Alaska

A magnitude 3.2 earthquake struck 108 km ESE of Nikolski, Alaska on Wed, Feb 10, 2021, 12:46 AM AKST (09:46 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M3.7 46 km ESE of Nikolski, Alaska. This one was a foreshock.

Unalaska 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: 3.2 (ml), minor
Local time: Wed, Feb 10, 2021, 12:46 AM AKST
UTC: 2021-02-10 09:46:47 UTC
Depth: 16.8 km (10.4 mi), shallow
Epicenter: 52.475° N, 167.447° 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 6.5 km horizontally, 8.3 km in depth
Magnitude uncertainty: ±0.10
Stations used: 27

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast167 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 43 in the 60 days after this one and 27 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000dizi (also filed as ak0211vyo3h6). Read Sun, Sep 27, 2026, 7:06 PM UTC.