Alaska earthquakes

M2.6 earthquake 8 km WSW of Unalaska, Alaska

A magnitude 2.6 earthquake struck 8 km WSW of Unalaska, Alaska on Sun, Aug 28, 2022, 6:20 AM AKDT (14:20 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M4.7 83 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: Sun, Aug 28, 2022, 6:20 AM AKDT
UTC: 2022-08-28 14:20:35 UTC
Depth: 11.6 km (7.2 mi), shallow
Epicenter: 53.839° N, 166.646° 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 1.8 km horizontally, 1.2 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 151°
Stations used: 15

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast8 kmWSW

Nearby

Within 100 km, magnitude 1.5 and up: 134 in the 60 days after this one and 73 in the 30 days before it.

After

The first 60 of 134.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i3ht (also filed as av91670541, ak022b15fq4c). Read Tue, Sep 29, 2026, 4:18 AM UTC.