Alaska earthquakes

M2.2 earthquake 118 km W of Adak, Alaska

A magnitude 2.2 earthquake struck 118 km W of Adak, Alaska on Tue, Apr 11, 2017, 3:01 PM HADT (00:01 UTC), 74 km (46 mi) below the surface.

A larger quake followed: M6.2 135 km W of Adak, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.2 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Tue, Apr 11, 2017, 3:01 PM HADT
UTC: 2017-04-12 00:01:28 UTC
Depth: 73.9 km (45.9 mi), intermediate-depth
Epicenter: 51.708° N, 178.327° 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: 12

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and 49 in the 30 days before it.

After

The first 60 of at least 202.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0174ootoaw (also filed as ak15791656). Read Sat, Oct 3, 2026, 12:25 PM UTC.