Alaska earthquakes

M3.2 earthquake 46 km E of Adak, Alaska

A magnitude 3.2 earthquake struck 46 km E of Adak, Alaska on Thu, Nov 9, 2023, 3:58 PM HAST (01:58 UTC), 149 km (93 mi) below the surface.

A larger quake followed: M6.1 116 km SE 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: 3.2 (ml), minor
Local time: Thu, Nov 9, 2023, 3:58 PM HAST
UTC: 2023-11-10 01:58:42 UTC
Depth: 149.1 km (92.6 mi), intermediate-depth
Epicenter: 51.912° N, 175.954° 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 15.4 km horizontally, 3.5 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 185°, poorly surrounded by stations
Stations used: 19

Nearby

Within 100 km, magnitude 1.5 and up: 163 in the 60 days after this one and 82 in the 30 days before it.

After

The first 60 of 163.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000la5e (also filed as ak023efboy7q). Read Wed, Sep 30, 2026, 9:38 PM UTC.