Alaska earthquakes

M2.6 earthquake 69 km SE of Unalaska, Alaska

A magnitude 2.6 earthquake struck 69 km SE of Unalaska, Alaska on Fri, Aug 21, 2026, 4:43 AM AKDT (12:43 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.0 92 km SSW of Unalaska, Alaska. This one was a foreshock.

Unalaska forecast More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Fri, Aug 21, 2026, 4:43 AM AKDT
UTC: 2026-08-21 12:43:36 UTC
Depth: 26.9 km (16.7 mi), shallow
Epicenter: 53.407° N, 165.835° 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 4.7 km horizontally, 14.3 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 208°, poorly surrounded by stations
Stations used: 21

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Unalaska, AlaskaPopulation 4,491. Forecast69 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 128 since this one and 112 in the 30 days before it.

After

The first 60 of 128.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000tmn8 (also filed as aka2026qnmnxf). Read Mon, Sep 28, 2026, 9:48 PM UTC.