Alaska earthquakes

M3.3 earthquake 40 km ESE of Pedro Bay, Alaska

A magnitude 3.3 earthquake struck 40 km ESE of Pedro Bay, Alaska on Wed, Nov 3, 2021, 10:27 PM AKDT (06:27 UTC), 118 km (73 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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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 3.3 (ml), minor
Local time: Wed, Nov 3, 2021, 10:27 PM AKDT
UTC: 2021-11-04 06:27:42 UTC
Depth: 117.9 km (73.3 mi), intermediate-depth
Epicenter: 59.705° N, 153.409° 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: 209

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 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021e5h9d9e (also filed as us7000frc5). Read Sun, Sep 27, 2026, 8:09 PM UTC.