Alaska earthquakes

M2.9 earthquake 91 km N of Atka, Alaska

A magnitude 2.9 earthquake struck 91 km N of Atka, Alaska on Wed, May 12, 2021, 9:33 AM HADT (18:33 UTC), 155 km (96 mi) below the surface.

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The earthquake

Magnitude: 2.9 (ml), micro
Local time: Wed, May 12, 2021, 9:33 AM HADT
UTC: 2021-05-12 18:33:01 UTC
Depth: 154.6 km (96.1 mi), intermediate-depth
Epicenter: 53.020° N, 174.273° 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.

Location uncertainty: About 13.8 km horizontally, 12.4 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 188°, poorly surrounded by stations
Stations used: 22

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000e2m2 (also filed as ak02162lupi6). Read Thu, Sep 24, 2026, 8:38 AM UTC.