Alaska earthquakes

M2.6 earthquake 120 km E of Chignik, Alaska

A magnitude 2.6 earthquake struck 120 km E of Chignik, Alaska on Thu, Dec 9, 2021, 9:21 PM AKST (06:21 UTC), 47 km (29 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: 2.6 (ml), micro
Local time: Thu, Dec 9, 2021, 9:21 PM AKST
UTC: 2021-12-10 06:21:05 UTC
Depth: 46.6 km (29.0 mi), shallow
Epicenter: 56.346° N, 156.456° 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: 36

Nearest places

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

Naknek, AlaskaPopulation 544. Forecast267 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 57 in the 60 days after this one and 46 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021ft0kjok (also filed as us6000gb70). Read Wed, Sep 23, 2026, 5:41 AM UTC.