Alaska earthquakes

M2.7 earthquake 68 km S of Kokhanok, Alaska

A magnitude 2.7 earthquake struck 68 km S of Kokhanok, Alaska on Sun, Aug 29, 2021, 4:52 AM AKDT (12:52 UTC), 131 km (82 mi) below the surface.

A larger quake followed: M3.8 92 km SSE of Igiugig, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.7 (ml), micro
Local time: Sun, Aug 29, 2021, 4:52 AM AKDT
UTC: 2021-08-29 12:52:08 UTC
Depth: 131.3 km (81.6 mi), intermediate-depth
Epicenter: 58.827° N, 154.825° 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: 143

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 80 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 80.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b2rz07f (also filed as us7000f5fh). Read Tue, Sep 29, 2026, 9:41 AM UTC.