Alaska earthquakes

M2.9 earthquake 35 km SSE of Adak, Alaska

A magnitude 2.9 earthquake struck 35 km SSE of Adak, Alaska on Wed, Sep 2, 2026, 3:31 AM HADT (12:31 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M3.2 69 km SSE of Adak, 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: 2.9 (ml), micro
Local time: Wed, Sep 2, 2026, 3:31 AM HADT
UTC: 2026-09-02 12:31:17 UTC
Depth: 74.9 km (46.5 mi), intermediate-depth
Epicenter: 51.591° N, 176.396° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 6.9 km horizontally, 7.5 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 202°, poorly surrounded by stations
Stations used: 25

Nearby

Within 100 km, magnitude 1.5 and up: 114 since this one and 157 in the 30 days before it.

After

The first 60 of 114.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000te4n (also filed as aka2026rjqkcp). Read Thu, Oct 1, 2026, 1:10 AM UTC.