Alaska earthquakes

M2.4 earthquake 82 km NE of Adak, Alaska

A magnitude 2.4 earthquake struck 82 km NE of Adak, Alaska on Fri, Jul 29, 2016, 3:35 AM HADT (12:35 UTC), 237 km (147 mi) below the surface.

A larger quake followed: M4.1 58 km NNW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.4 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Fri, Jul 29, 2016, 3:35 AM HADT
UTC: 2016-07-29 12:35:10 UTC
Depth: 237.2 km (147.4 mi), intermediate-depth
Epicenter: 52.327° N, 175.679° 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: 19

Nearby

Within 100 km, magnitude 1.5 and up: 71 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 71.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0169p5qyca (also filed as ak13832246). Read Sun, Oct 4, 2026, 12:34 PM UTC.