Alaska earthquakes

M1.9 earthquake 91 km E of Akutan, Alaska

A magnitude 1.9 earthquake struck 91 km E of Akutan, Alaska on Thu, Sep 2, 2021, 4:48 AM AKDT (12:48 UTC), 66 km (41 mi) below the surface.

A larger quake followed: M4.5 147 km S of False Pass, 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
1.9 (ml), micro
Local time
UTC
2021-09-02 12:48:54 UTC
Depth
66.4 km (41.3 mi), shallow
Epicenter
54.225° N, 164.379° 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
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 84 in the 60 days after this one and 70 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b9e3mw1. Read Tue, Sep 29, 2026, 7:21 AM UTC.