Alaska earthquakes

M2.4 earthquake 198 km SE of Chiniak, Alaska

A magnitude 2.4 earthquake struck 198 km SE of Chiniak, Alaska on Wed, Mar 23, 2022, 7:33 AM AKDT (15:33 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 267 km SE 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: 2.4 (ml), micro
Local time: Wed, Mar 23, 2022, 7:33 AM AKDT
UTC: 2022-03-23 15:33:29 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.273° N, 150.126° 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 11.6 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.09
Depth from: Operator assigned
Station coverage gap: 327°, poorly surrounded by stations
Stations used: 6

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 9 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000h6v3 (also filed as ak0223rv73o4). Read Wed, Sep 30, 2026, 10:15 AM UTC.