Alaska earthquakes

M1.6 earthquake 59 km SSE of Perryville, Alaska

A magnitude 1.6 earthquake struck 59 km SSE of Perryville, Alaska on Sun, Aug 29, 2021, 1:43 PM AKDT (21:43 UTC), 28 km (18 mi) below the surface.

A larger quake followed: M2.0 123 km SE of Perryville, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-08-29 21:43:55 UTC
Depth
28.4 km (17.6 mi), shallow
Epicenter
55.455° N, 158.665° 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
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 118 in the 60 days after this one and 81 in the 30 days before it.

After

The first 60 of 118.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b2xa2rd. Read Tue, Sep 22, 2026, 8:07 PM UTC.