Alaska earthquakes

M2.8 earthquake 244 km WSW of Adak, Alaska

A magnitude 2.8 earthquake struck 244 km WSW of Adak, Alaska on Sat, Jan 25, 2020, 9:02 PM GMT-12 (09:02 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.8 229 km WSW of Adak, Alaska. This one was a foreshock.

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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: Sat, Jan 25, 2020, 9:02 PM GMT-12
UTC: 2020-01-26 09:02:08 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 50.922° N, 179.801° 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 3.3 km horizontally, 2.0 km in depth
Depth from: Operator assigned
Station coverage gap: 241°, poorly surrounded by stations
Stations used: 26

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 83 in the 30 days before it.

After

The first 60 of 161.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70007qdf (also filed as ak020175cdhn). Read Wed, Sep 30, 2026, 11:54 PM UTC.