Alaska earthquakes

M2.1 earthquake 78 km W of Adak, Alaska

A magnitude 2.1 earthquake struck 78 km W of Adak, Alaska on Tue, Oct 25, 2022, 8:11 AM HADT (17:11 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.2 137 km WNW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.1 (ml), micro
Local time: Tue, Oct 25, 2022, 8:11 AM HADT
UTC: 2022-10-25 17:11:21 UTC
Depth: 4.6 km (2.9 mi), shallow
Epicenter: 51.829° N, 177.766° 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: 21

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 97 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak022dp4c72e (also filed as av91702976). Read Wed, Sep 30, 2026, 12:41 AM UTC.