Alaska earthquakes

M2.4 earthquake 85 km S of Atka, Alaska

A magnitude 2.4 earthquake struck 85 km S of Atka, Alaska on Sat, Mar 12, 2016, 4:36 AM HAST (14:36 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M6.3 72 km SSE 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: Sat, Mar 12, 2016, 4:36 AM HAST
UTC: 2016-03-12 14:36:36 UTC
Depth: 2.7 km (1.7 mi), shallow
Epicenter: 51.426° N, 174.160° 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: 11

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 72 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0163bb8un2 (also filed as ak12969143). Read Sun, Oct 4, 2026, 11:08 PM UTC.