Alaska earthquakes

M2.8 earthquake 43 km SE of Whittier, Alaska

A magnitude 2.8 earthquake struck 43 km SE of Whittier, Alaska on Sun, Oct 31, 2021, 4:45 AM AKDT (12:45 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.5 11 km NNE of Hope, Alaska. This one was a foreshock.

Girdwood 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: 2.8 (ml), micro
Local time: Sun, Oct 31, 2021, 4:45 AM AKDT
UTC: 2021-10-31 12:45:04 UTC
Depth: 1.6 km (1.0 mi), shallow
Epicenter: 60.499° N, 148.121° 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: 83

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and 43 in the 30 days before it.

After

The first 60 of 71.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021dyysd0v (also filed as us7000fq9t). Read Sun, Sep 27, 2026, 9:15 AM UTC.