Alaska earthquakes

M3.6 earthquake 144 km SE of Akutan, Alaska

A magnitude 3.6 earthquake struck 144 km SE of Akutan, Alaska on Sat, Mar 10, 2018, 11:32 PM AKST (08:32 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.6 167 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: 3.6 (mb), minor
Local time: Sat, Mar 10, 2018, 11:32 PM AKST
UTC: 2018-03-11 08:32:38 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 53.272° N, 164.143° 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 3.8 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.15
Depth from: Operator assigned
Station coverage gap: 176°
Stations used: 78

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast144 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 125 in the 60 days after this one and 25 in the 30 days before it.

After

The first 60 of 125.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000d53d (also filed as ak18673868, ak01837wkpdo). Read Wed, Sep 30, 2026, 10:22 PM UTC.