Alaska earthquakes

M2.9 earthquake 101 km SSW of False Pass, Alaska

A magnitude 2.9 earthquake struck 101 km SSW of False Pass, Alaska on Thu, Apr 13, 2023, 2:11 PM AKDT (22:11 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.7 151 km S of False Pass, Alaska. This one was a foreshock.

Akutan 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: 2.9 (ml), micro
Local time: Thu, Apr 13, 2023, 2:11 PM AKDT
UTC: 2023-04-13 22:11:48 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 54.005° N, 163.977° 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 2.6 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 201°, poorly surrounded by stations
Stations used: 35

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast118 kmE

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 61 in the 30 days before it.

After

The first 60 of at least 199.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000k5l4 (also filed as ak0234qpiqs5). Read Sun, Sep 27, 2026, 10:36 PM UTC.