Alaska earthquakes

M3.0 earthquake 65 km WNW of Nanwalek, Alaska

A magnitude 3.0 earthquake struck 65 km WNW of Nanwalek, Alaska on Sat, Aug 28, 2021, 12:12 AM AKDT (08:12 UTC), 97 km (60 mi) below the surface.

A larger quake followed: M3.7 46 km NE of Pedro Bay, 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: 3.0 (ml), minor
Local time: Sat, Aug 28, 2021, 12:12 AM AKDT
UTC: 2021-08-28 08:12:03 UTC
Depth: 96.9 km (60.2 mi), intermediate-depth
Epicenter: 59.550° N, 153.010° 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: 169

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021b11tc3y (also filed as us7000f56c). Read Sat, Sep 26, 2026, 11:35 PM UTC.