Alaska earthquakes

M2.9 earthquake 252 km SE of Chiniak, Alaska

A magnitude 2.9 earthquake struck 252 km SE of Chiniak, Alaska on Fri, Aug 26, 2022, 4:40 AM AKDT (12:40 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 233 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: 2.9 (ml), micro
Local time: Fri, Aug 26, 2022, 4:40 AM AKDT
UTC: 2022-08-26 12:40:52 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.033° N, 149.318° 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, 2.0 km in depth
Magnitude uncertainty: ±0.07
Depth from: Operator assigned
Station coverage gap: 261°, poorly surrounded by stations
Stations used: 16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 17 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ir7r (also filed as ak022axtahui). Read Mon, Sep 28, 2026, 6:06 AM UTC.