Alaska earthquakes

M2.0 earthquake 61 km ENE of Ugashik, Alaska

A magnitude 2.0 earthquake struck 61 km ENE of Ugashik, Alaska on Mon, Oct 11, 2021, 12:01 AM AKDT (08:01 UTC), 139 km (87 mi) below the surface.

A larger quake followed: M2.4 65 km WSW of Karluk, Alaska. This one was a foreshock.

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Map

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
2021-10-11 08:01:14 UTC
Depth
139.3 km (86.6 mi), intermediate-depth
Epicenter
57.803° N, 156.530° 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
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 78 in the 60 days after this one and 34 in the 30 days before it.

After

The first 60 of 78.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021d1teal4. Read Wed, Sep 23, 2026, 1:01 AM UTC.