Alaska earthquakes

M2.8 earthquake 278 km SE of Chiniak, Alaska

A magnitude 2.8 earthquake struck 278 km SE of Chiniak, Alaska on Wed, Jun 15, 2022, 2:04 PM AKDT (22:04 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M4.4 250 km ESE of Chiniak, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude: 2.8 (ml), micro
Local time: Wed, Jun 15, 2022, 2:04 PM AKDT
UTC: 2022-06-15 22:04:48 UTC
Depth: 16.2 km (10.1 mi), shallow
Epicenter: 56.118° N, 148.613° 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 9.2 km horizontally, 9.1 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 251°, poorly surrounded by stations
Stations used: 27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 42 in the 60 days after this one and 20 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i94z (also filed as ak0227mwc4g8). Read Tue, Sep 29, 2026, 3:03 PM UTC.