Alaska earthquakes

M3.4 earthquake 87 km ENE of Chignik, Alaska

A magnitude 3.4 earthquake struck 87 km ENE of Chignik, Alaska on Fri, Nov 19, 2021, 9:23 AM AKST (18:23 UTC), 57 km (35 mi) below the surface.

A larger quake followed: M3.5 103 km E of Chignik, Alaska. This one was a foreshock.

Naknek 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: 3.4 (ml), minor
Local time: Fri, Nov 19, 2021, 9:23 AM AKST
UTC: 2021-11-19 18:23:05 UTC
Depth: 56.7 km (35.2 mi), shallow
Epicenter: 56.550° N, 157.068° 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: 196

Nearest places

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

Naknek, AlaskaPopulation 544. Forecast242 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 74 in the 60 days after this one and 53 in the 30 days before it.

After

The first 60 of 74.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021euhfu8l (also filed as us7000fvjf). Read Wed, Sep 23, 2026, 9:57 PM UTC.