Alaska earthquakes

M2.0 earthquake 79 km SSW of Unalaska, Alaska

A magnitude 2.0 earthquake struck 79 km SSW of Unalaska, Alaska on Sat, May 12, 2018, 11:56 AM AKDT (19:56 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M4.6 135 km S 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: 2.0 (ml), micro
Local time: Sat, May 12, 2018, 11:56 AM AKDT
UTC: 2018-05-12 19:56:42 UTC
Depth: 25.5 km (15.8 mi), shallow
Epicenter: 53.181° N, 166.833° 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: 14

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast80 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 43 in the 30 days before it.

After

The first 60 of 82.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01862ml51s (also filed as ak19565823). Read Thu, Oct 1, 2026, 12:45 AM UTC.