Alaska earthquakes

M2.0 earthquake 73 km SSW of Unalaska, Alaska

A magnitude 2.0 earthquake struck 73 km SSW of Unalaska, Alaska on Wed, Aug 8, 2018, 7:30 AM AKDT (15:30 UTC), 82 km (51 mi) below the surface.

A larger quake followed: M4.2 69 km E of Nikolski, 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: 2.0 (ml), micro
Local time: Wed, Aug 8, 2018, 7:30 AM AKDT
UTC: 2018-08-08 15:30:41 UTC
Depth: 82.3 km (51.1 mi), intermediate-depth
Epicenter: 53.285° N, 167.024° 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.

Stations used: 24

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast73 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 83 in the 60 days after this one and 54 in the 30 days before it.

After

The first 60 of 83.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018a43cdfg (also filed as ak20031131). Read Wed, Sep 30, 2026, 8:38 PM UTC.