Alaska earthquakes

M2.3 earthquake 80 km NW of Yakutat, Alaska

A magnitude 2.3 earthquake struck 80 km NW of Yakutat, Alaska on Tue, Aug 17, 2021, 1:42 AM AKDT (09:42 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M4.1 51 km NNW of Yakutat, Alaska. This one was a foreshock.

Yakutat forecast More in Alaska

Map

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

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The earthquake

Magnitude: 2.3 (ml), micro
Local time: Tue, Aug 17, 2021, 1:42 AM AKDT
UTC: 2021-08-17 09:42:58 UTC
Depth: 11.8 km (7.3 mi), shallow
Epicenter: 60.026° N, 140.801° 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: 40

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 192 in the 60 days after this one and 41 in the 30 days before it.

After

The first 60 of 192.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aivoi34 (also filed as us6000f7gx). Read Tue, Sep 29, 2026, 9:47 AM UTC.