Alaska earthquakes

M2.7 earthquake 75 km SW of Unalaska, Alaska

A magnitude 2.7 earthquake struck 75 km SW of Unalaska, Alaska on Fri, Nov 21, 2025, 6:05 AM AKST (15:05 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 54 km ENE of Nikolski, 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: Fri, Nov 21, 2025, 6:05 AM AKST
UTC: 2025-11-21 15:05:57 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 53.400° N, 167.357° 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 2.2 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 191°, 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. Forecast76 kmSW

Nearby

Within 100 km, magnitude 1.5 and up: 107 in the 60 days after this one and 9 in the 30 days before it.

After

The first 60 of 107.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000rfmg (also filed as ak2025wxxhvm). Read Wed, Sep 30, 2026, 2:04 AM UTC.