Alaska earthquakes

M2.5 earthquake 134 km S of Unalaska, Alaska

A magnitude 2.5 earthquake struck 134 km S of Unalaska, Alaska on Sat, Jan 26, 2019, 7:42 PM AKST (04:42 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 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: 2.5 (ml), micro
Local time: Sat, Jan 26, 2019, 7:42 PM AKST
UTC: 2019-01-27 04:42:09 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 52.668° N, 166.434° 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 5.1 km horizontally, 2.0 km in depth
Depth from: Operator assigned
Station coverage gap: 300°, poorly surrounded by stations
Stations used: 10

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast134 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 45 in the 60 days after this one and 11 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000jee2 (also filed as ak01918q54ri). Read Wed, Sep 30, 2026, 10:07 AM UTC.