Alaska earthquakes

M2.9 earthquake 184 km W of Adak, Alaska

A magnitude 2.9 earthquake struck 184 km W of Adak, Alaska on Thu, Aug 13, 2026, 2:09 AM HADT (11:09 UTC), 187 km (116 mi) below the surface.

A larger quake followed: M5.3 151 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.9 (ml), micro
Local time: Thu, Aug 13, 2026, 2:09 AM HADT
UTC: 2026-08-13 11:09:14 UTC
Depth: 186.9 km (116.1 mi), intermediate-depth
Epicenter: 51.867° N, 179.320° 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 9.2 km horizontally, 6.3 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 160°
Stations used: 16

Nearby

Within 100 km, magnitude 1.5 and up: 107 since this one and 84 in the 30 days before it.

After

The first 60 of 107.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000tkm6 (also filed as aka2026pypfow). Read Wed, Sep 30, 2026, 4:25 PM UTC.