Alaska earthquakes

M2.7 earthquake 56 km ESE of Unalaska, Alaska

A magnitude 2.7 earthquake struck 56 km ESE of Unalaska, Alaska on Tue, Nov 24, 2020, 11:28 PM AKST (08:28 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M3.9 Fox Islands, Aleutian Islands, Alaska. This one was a foreshock.

Unalaska 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: 2.7 (ml), micro
Local time: Tue, Nov 24, 2020, 11:28 PM AKST
UTC: 2020-11-25 08:28:14 UTC
Depth: 31.6 km (19.6 mi), shallow
Epicenter: 53.607° N, 165.806° 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 5.5 km horizontally, 11.6 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 222°, poorly surrounded by stations
Stations used: 21

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast56 kmESE

Nearby

Within 100 km, magnitude 1.5 and up: 89 in the 60 days after this one and 67 in the 30 days before it.

After

The first 60 of 89.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000cplm (also filed as ak020f5wa11o). Read Sat, Sep 26, 2026, 5:56 PM UTC.