Alaska earthquakes

M2.5 earthquake 80 km SW of Adak, Alaska

A magnitude 2.5 earthquake struck 80 km SW of Adak, Alaska on Wed, Dec 14, 2022, 10:39 AM HAST (20:39 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.2 63 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.5 (ml), micro
Local time: Wed, Dec 14, 2022, 10:39 AM HAST
UTC: 2022-12-14 20:39:10 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 51.469° N, 177.599° 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 4.8 km horizontally, 2.0 km in depth
Depth from: Operator assigned
Station coverage gap: 215°, poorly surrounded by stations
Stations used: 11

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jam7 (also filed as ak022fzv5tkg). Read Wed, Sep 30, 2026, 4:10 AM UTC.