Alaska earthquakes

M2.0 earthquake 102 km SSW of False Pass, Alaska

A magnitude 2.0 earthquake struck 102 km SSW of False Pass, Alaska on Thu, Oct 21, 2021, 2:01 AM AKDT (10:01 UTC), 20 km (12 mi) below the surface.

A larger quake followed: M2.5 57 km SW of False Pass, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
2.0 (ml), micro
Local time
UTC
2021-10-21 10:01:30 UTC
Depth
20.0 km (12.4 mi), shallow
Epicenter
54.000° N, 164.010° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 124 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 124.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021didynbh. Read Wed, Sep 23, 2026, 4:17 AM UTC.