Alaska earthquakes

M2.5 earthquake 293 km W of Adak, Alaska

A magnitude 2.5 earthquake struck 293 km W of Adak, Alaska on Mon, Feb 7, 2022, 3:09 AM GMT+12 (15:09 UTC), 154 km (96 mi) below the surface.

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

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The earthquake

Magnitude: 2.5 (ml), micro
Local time: Mon, Feb 7, 2022, 3:09 AM GMT+12
UTC: 2022-02-06 15:09:00 UTC
Depth: 154.2 km (95.8 mi), intermediate-depth
Epicenter: 52.035° N, 179.107° 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 12.9 km horizontally, 6.5 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 192°, poorly surrounded by stations
Stations used: 17

Nearby

Within 100 km, magnitude 1.5 and up: 130 in the 60 days after this one and 163 in the 30 days before it.

After

The first 60 of 130.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000gzz7 (also filed as ak0221pfv9u9). Read Wed, Sep 30, 2026, 8:02 PM UTC.