Alaska earthquakes

M2.9 earthquake 214 km SE of Chignik, Alaska

A magnitude 2.9 earthquake struck 214 km SE of Chignik, Alaska on Thu, Jul 29, 2021, 4:16 AM AKDT (12:16 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M5.6 181 km SE of Chignik, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.9 (ml), micro
Local time: Thu, Jul 29, 2021, 4:16 AM AKDT
UTC: 2021-07-29 12:16:05 UTC
Depth: 2.7 km (1.7 mi), shallow
Epicenter: 55.117° N, 155.698° 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: 18

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 66 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219ni3ivp (also filed as us6000f7be). Read Mon, Sep 28, 2026, 11:17 AM UTC.