Alaska earthquakes

M2.6 earthquake 128 km SE of Akutan, Alaska

A magnitude 2.6 earthquake struck 128 km SE of Akutan, Alaska on Wed, Dec 20, 2023, 9:28 AM AKST (18:28 UTC), 30 km (18 mi) below the surface.

A larger quake followed: M4.6 150 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: 2.6 (ml), micro
Local time: Wed, Dec 20, 2023, 9:28 AM AKST
UTC: 2023-12-20 18:28:12 UTC
Depth: 29.7 km (18.5 mi), shallow
Epicenter: 53.494° N, 164.155° 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 3.3 km horizontally, 17.0 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 233°, poorly surrounded by stations
Stations used: 15

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast128 kmESE

Nearby

Within 100 km, magnitude 1.5 and up: 112 in the 60 days after this one and 41 in the 30 days before it.

After

The first 60 of 112.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000m2a9 (also filed as ak023g9r4orf). Read Tue, Sep 29, 2026, 10:54 AM UTC.