Alaska earthquakes

M3.0 earthquake 247 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 247 km SE of Chiniak, Alaska on Thu, May 11, 2023, 9:33 AM AKDT (17:33 UTC), 15 km (9 mi) below the surface.

A larger quake followed: M4.3 245 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: 3.0 (ml), minor
Local time: Thu, May 11, 2023, 9:33 AM AKDT
UTC: 2023-05-11 17:33:19 UTC
Depth: 14.6 km (9.1 mi), shallow
Epicenter: 56.163° N, 149.207° 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 3.8 km horizontally, 8.4 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 202°, poorly surrounded by stations
Stations used: 45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 31 in the 60 days after this one and 15 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kcdj (also filed as ak02360xpye5). Read Sun, Sep 27, 2026, 3:18 PM UTC.