Alaska earthquakes

M3.4 earthquake 83 km SSW of Unalaska, Alaska

A magnitude 3.4 earthquake struck 83 km SSW of Unalaska, Alaska on Fri, Jun 3, 2022, 11:41 AM AKDT (19:41 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M4.3 93 km ENE of Nikolski, Alaska. This one was a foreshock.

Unalaska forecast More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 3.4 (ml), minor
Local time: Fri, Jun 3, 2022, 11:41 AM AKDT
UTC: 2022-06-03 19:41:57 UTC
Depth: 26.8 km (16.7 mi), shallow
Epicenter: 53.140° N, 166.793° 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 4.0 km horizontally, 14.1 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 195°, poorly surrounded by stations
Stations used: 52

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast83 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 126 in the 60 days after this one and 69 in the 30 days before it.

After

The first 60 of 126.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i6l7 (also filed as ak022730bond). Read Sun, Sep 27, 2026, 8:42 PM UTC.