Alaska earthquakes

M2.5 earthquake 96 km SSW of Unalaska, Alaska

A magnitude 2.5 earthquake struck 96 km SSW of Unalaska, Alaska on Fri, Jun 17, 2022, 9:20 PM AKDT (05:20 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.6 69 km SE of Unalaska, 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: 2.5 (ml), micro
Local time: Fri, Jun 17, 2022, 9:20 PM AKDT
UTC: 2022-06-18 05:20:07 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 53.062° N, 167.027° 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 5.3 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 223°, poorly surrounded by stations
Stations used: 16

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast96 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 140 in the 60 days after this one and 71 in the 30 days before it.

After

The first 60 of 140.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i98v (also filed as ak0227rkx0jr). Read Sun, Sep 27, 2026, 10:10 PM UTC.