Alaska earthquakes

M2.0 earthquake 50 km E of Adak, Alaska

A magnitude 2.0 earthquake struck 50 km E of Adak, Alaska on Thu, Nov 11, 2021, 4:46 AM HAST (14:46 UTC), 81 km (50 mi) below the surface.

A larger quake followed: M2.9 65 km SE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.0 (ml), micro
Local time
UTC
2021-11-11 14:46:22 UTC
Depth
80.8 km (50.2 mi), intermediate-depth
Epicenter
51.808° N, 175.913° 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
15

Nearby

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 55 in the 30 days before it.

After

The first 60 of 144.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021eh6wanu. Read Thu, Sep 24, 2026, 6:01 AM UTC.