Alaska earthquakes

M2.5 earthquake 66 km WSW of Karluk, Alaska

A magnitude 2.5 earthquake struck 66 km WSW of Karluk, Alaska on Fri, Feb 19, 2021, 9:54 PM AKST (06:54 UTC), 65 km (40 mi) below the surface.

A larger quake followed: M3.5 50 km W of Akhiok, 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: 2.5 (ml), micro
Local time: Fri, Feb 19, 2021, 9:54 PM AKST
UTC: 2021-02-20 06:54:52 UTC
Depth: 64.9 km (40.3 mi), shallow
Epicenter: 57.329° N, 155.463° 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: 52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and 67 in the 30 days before it.

After

The first 60 of 116.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0212cgazky (also filed as us6000djmn). Read Mon, Sep 28, 2026, 4:37 AM UTC.