Alaska earthquakes

M1.6 earthquake 134 km W of Adak, Alaska

A magnitude 1.6 earthquake struck 134 km W of Adak, Alaska on Thu, Jun 29, 2017, 2:28 AM HADT (11:28 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.8 138 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 1.6 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Thu, Jun 29, 2017, 2:28 AM HADT
UTC: 2017-06-29 11:28:05 UTC
Depth: 10.1 km (6.3 mi), shallow
Epicenter: 51.683° N, 178.560° 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: 13

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and at least 200 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 ak01789vg907 (also filed as ak16375587). Read Fri, Oct 2, 2026, 10:52 PM UTC.