Alaska earthquakes

M3.1 earthquake 26 km NNW of Atka, Alaska

A magnitude 3.1 earthquake struck 26 km NNW of Atka, Alaska on Sat, Jun 25, 2022, 8:26 AM HADT (17:26 UTC), 190 km (118 mi) below the surface.

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

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The earthquake

Magnitude: 3.1 (ml), minor
Local time: Sat, Jun 25, 2022, 8:26 AM HADT
UTC: 2022-06-25 17:26:03 UTC
Depth: 189.8 km (117.9 mi), intermediate-depth
Epicenter: 52.407° N, 174.388° 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 16.9 km horizontally, 7.6 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 172°
Stations used: 29

Nearby

Within 100 km, magnitude 1.5 and up: 161 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 161.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ibpt (also filed as ak02283cv2j2). Read Tue, Sep 29, 2026, 3:54 AM UTC.