Alaska earthquakes

M2.1 earthquake 75 km N of Chickaloon, Alaska

A magnitude 2.1 earthquake struck 75 km N of Chickaloon, Alaska on Sat, Oct 2, 2021, 10:56 AM AKDT (18:56 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M4.4 60 km SSE of Cantwell, Alaska. This one was a foreshock.

Susitna North forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (ml), micro
Local time
UTC
2021-10-02 18:56:20 UTC
Depth
37.4 km (23.2 mi), shallow
Epicenter
62.471° N, 148.449° 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
79

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 122 in the 60 days after this one and 65 in the 30 days before it.

After

The first 60 of 122.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cn3uabl. Read Thu, Sep 24, 2026, 3:13 PM UTC.