Alaska earthquakes

M2.5 earthquake 61 km N of Chickaloon, Alaska

A magnitude 2.5 earthquake struck 61 km N of Chickaloon, Alaska on Fri, Aug 6, 2021, 8:49 PM AKDT (04:49 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.4 32 km NE of Chase, Alaska. This one was a foreshock.

Susitna North 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: 2.5 (ml), micro
Local time: Fri, Aug 6, 2021, 8:49 PM AKDT
UTC: 2021-08-07 04:49:37 UTC
Depth: 7.8 km (4.8 mi), shallow
Epicenter: 62.344° N, 148.552° 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: 88

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 79 in the 30 days before it.

After

The first 60 of 133.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021a29dbku (also filed as us6000f33c). Read Fri, Sep 25, 2026, 10:42 PM UTC.