Alaska earthquakes

M3.3 earthquake Alaska Peninsula

A magnitude 3.3 earthquake struck in the Alaska Peninsula on Tue, Jan 31, 2023, 6:54 PM AKST (03:54 UTC), 150 km (93 mi) below the surface.

Sand Point 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: 3.3 (ml), minor
Local time: Tue, Jan 31, 2023, 6:54 PM AKST
UTC: 2023-02-01 03:54:07 UTC
Depth: 149.5 km (92.9 mi), intermediate-depth
Epicenter: 55.997° N, 160.742° 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.

Location uncertainty: About 6.7 km horizontally, 6.4 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 79°
Stations used: 94

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast75 kmNNW

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 13 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 us6000jkne (also filed as ak0231gzaztr). Read Wed, Sep 30, 2026, 12:23 AM UTC.