Alaska earthquakes

M2.6 earthquake 260 km W of Adak, Alaska

A magnitude 2.6 earthquake struck 260 km W of Adak, Alaska on Wed, Feb 2, 2022, 4:41 AM GMT+12 (16:41 UTC), 61 km (38 mi) below the surface.

A larger quake followed: M4.8 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.

Map

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

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Wed, Feb 2, 2022, 4:41 AM GMT+12
UTC: 2022-02-01 16:41:34 UTC
Depth: 60.9 km (37.8 mi), shallow
Epicenter: 51.493° N, 179.650° E
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 3.8 km horizontally, 5.2 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 156°
Stations used: 25

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 59 in the 30 days before it.

After

The first 60 of 127.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000gmrd (also filed as ak0221h6ywjw). Read Wed, Sep 30, 2026, 5:22 PM UTC.