Alaska earthquakes

M1.6 earthquake 132 km W of Adak, Alaska

A magnitude 1.6 earthquake struck 132 km W of Adak, Alaska on Fri, Nov 26, 2021, 3:29 PM HAST (01:29 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M5.1 Andreanof Islands, Aleutian Islands, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 1.6 (ml), micro
Local time: Fri, Nov 26, 2021, 3:29 PM HAST
UTC: 2021-11-27 01:29:58 UTC
Depth: 12.7 km (7.9 mi), shallow
Epicenter: 51.696° N, 178.528° 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: 24

Nearby

Within 100 km, magnitude 1.5 and up: 129 in the 60 days after this one and 83 in the 30 days before it.

After

The first 60 of 129.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021f7fnnd6 (also filed as av91430341). Read Sat, Sep 26, 2026, 11:11 AM UTC.