Alaska earthquakes

M2.9 earthquake 238 km SE of Chiniak, Alaska

A magnitude 2.9 earthquake struck 238 km SE of Chiniak, Alaska on Wed, May 9, 2018, 7:13 AM AKDT (15:13 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.8 224 km SE of Chiniak, Alaska. This one was a foreshock.

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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: Wed, May 9, 2018, 7:13 AM AKDT
UTC: 2018-05-09 15:13:40 UTC
Depth: 24.1 km (14.9 mi), shallow
Epicenter: 55.956° N, 149.802° 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 5.2 km horizontally, 8.7 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 201°, poorly surrounded by stations
Stations used: 76

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000e4d8 (also filed as ak19393222, ak0185xlc5gy). Read Sat, Sep 26, 2026, 3:24 PM UTC.