Alaska earthquakes

M2.8 earthquake 32 km S of Unalaska, Alaska

A magnitude 2.8 earthquake struck 32 km S of Unalaska, Alaska on Wed, Jan 16, 2019, 11:06 AM AKST (20:06 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M3.6 Fox Islands, Aleutian Islands, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.8 (ml), micro
Local time
UTC
2019-01-16 20:06:18 UTC
Depth
65.9 km (40.9 mi), shallow
Epicenter
53.588° N, 166.493° 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 7.0 km horizontally, 5.2 km in depth
Depth from
From location
Station coverage gap
208°, poorly surrounded by stations
Stations used
35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 65 in the 60 days after this one and 27 in the 30 days before it.

After

The first 60 of 65.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000j831 (also filed as ak019qsjjnf). Read Wed, Sep 30, 2026, 3:12 PM UTC.