Alaska earthquakes

M3.0 earthquake 80 km WNW of Atka, Alaska

A magnitude 3.0 earthquake struck 80 km WNW of Atka, Alaska on Sat, May 28, 2022, 10:31 PM HADT (07:31 UTC), 240 km (149 mi) below the surface.

A larger quake followed: M5.3 Andreanof Islands, Aleutian Islands, Alaska. This one was a foreshock.

Map

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, May 28, 2022, 10:31 PM HADT
UTC: 2022-05-29 07:31:22 UTC
Depth: 239.5 km (148.8 mi), intermediate-depth
Epicenter: 52.454° N, 175.309° 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.

Location uncertainty: About 10.8 km horizontally, 9.3 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 175°
Stations used: 19

Nearby

Within 100 km, magnitude 1.5 and up: 189 in the 60 days after this one and 48 in the 30 days before it.

After

The first 60 of 189.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000htf3 (also filed as ak0226ujfhic). Read Tue, Sep 29, 2026, 12:46 AM UTC.