Alaska earthquakes

M2.4 earthquake 64 km WNW of Nanwalek, Alaska

A magnitude 2.4 earthquake struck 64 km WNW of Nanwalek, Alaska on Wed, Dec 15, 2021, 5:05 PM AKST (02:05 UTC), 105 km (65 mi) below the surface.

A larger quake followed: M3.2 39 km ENE of Pedro Bay, 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: 2.4 (ml), micro
Local time: Wed, Dec 15, 2021, 5:05 PM AKST
UTC: 2021-12-16 02:05:49 UTC
Depth: 105.2 km (65.4 mi), intermediate-depth
Epicenter: 59.533° N, 153.000° 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: 127

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021g2vbibv (also filed as us6000gcmv). Read Wed, Sep 23, 2026, 7:27 AM UTC.