Alaska earthquakes

M1.8 earthquake 51 km ESE of Unalaska, Alaska

A magnitude 1.8 earthquake struck 51 km ESE of Unalaska, Alaska on Fri, May 13, 2016, 3:04 AM AKDT (11:04 UTC), 41 km (26 mi) below the surface.

A larger quake followed: M3.9 53 km SE 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: 1.8 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Fri, May 13, 2016, 3:04 AM AKDT
UTC: 2016-05-13 11:04:52 UTC
Depth: 41.2 km (25.6 mi), shallow
Epicenter: 53.640° N, 165.863° 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. Forecast51 kmESE

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 62 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak01665sl8pm (also filed as ak13568916). Read Sun, Oct 4, 2026, 11:08 PM UTC.