Alaska earthquakes

M3.0 earthquake 228 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 228 km SE of Chiniak, Alaska on Sat, May 6, 2023, 10:49 AM AKDT (18:49 UTC), 14 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: Sat, May 6, 2023, 10:49 AM AKDT
UTC: 2023-05-06 18:49:57 UTC
Depth: 14.4 km (9.0 mi), shallow
Epicenter: 56.115° N, 149.717° 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 8.4 km horizontally, 8.3 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 212°, poorly surrounded by stations
Stations used: 78

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 30 in the 60 days after this one and 14 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000kbhv (also filed as ak0235soq5tg). Read Mon, Sep 28, 2026, 6:17 PM UTC.