Alaska earthquakes

M2.1 earthquake 68 km SSW of Unalaska, Alaska

A magnitude 2.1 earthquake struck 68 km SSW of Unalaska, Alaska on Wed, Dec 13, 2017, 1:09 AM AKST (10:09 UTC), 62 km (39 mi) below the surface.

A larger quake followed: M3.8 78 km SSE of Akutan, 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: 2.1 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Dec 13, 2017, 1:09 AM AKST
UTC: 2017-12-13 10:09:50 UTC
Depth: 62.3 km (38.7 mi), shallow
Epicenter: 53.284° N, 166.805° 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. Forecast68 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 86 in the 60 days after this one and 40 in the 30 days before it.

After

The first 60 of 86.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017fy1hsps (also filed as ak17596984). Read Thu, Oct 1, 2026, 11:46 AM UTC.