Alaska earthquakes

M2.4 earthquake 44 km ENE of Pedro Bay, Alaska

A magnitude 2.4 earthquake struck 44 km ENE of Pedro Bay, Alaska on Tue, Dec 7, 2021, 12:26 PM AKST (21:26 UTC), 121 km (75 mi) below the surface.

A larger quake followed: M5.9 58 km E of Port Alsworth, 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: 2.4 (ml), micro
Local time: Tue, Dec 7, 2021, 12:26 PM AKST
UTC: 2021-12-07 21:26:50 UTC
Depth: 121.2 km (75.3 mi), intermediate-depth
Epicenter: 59.888° N, 153.346° 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: 113

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021foax4ln (also filed as us6000ga8d). Read Wed, Sep 30, 2026, 7:14 AM UTC.