Alaska earthquakes

M1.7 earthquake 69 km SE of Perryville, Alaska

A magnitude 1.7 earthquake struck 69 km SE of Perryville, Alaska on Wed, Sep 1, 2021, 10:37 PM AKDT (06:37 UTC), 43 km (27 mi) below the surface.

A larger quake followed: M5.6 115 km SSE of Perryville, 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
1.7 (ml), micro
Local time
UTC
2021-09-02 06:37:16 UTC
Depth
43.0 km (26.7 mi), shallow
Epicenter
55.468° N, 158.361° 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
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b9agle4. Read Sat, Sep 26, 2026, 5:24 PM UTC.