Alaska earthquakes

M1.9 earthquake 57 km SW of Akhiok, Alaska

A magnitude 1.9 earthquake struck 57 km SW of Akhiok, Alaska on Sun, Aug 29, 2021, 9:24 AM AKDT (17:24 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M3.5 105 km WSW of Akhiok, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-08-29 17:24:58 UTC
Depth
32.1 km (19.9 mi), shallow
Epicenter
56.627° N, 154.908° 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
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 72 in the 60 days after this one and 43 in the 30 days before it.

After

The first 60 of 72.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b2usa02. Read Wed, Sep 30, 2026, 7:40 AM UTC.