Alaska earthquakes

M3.8 earthquake 232 km SE of Chiniak, Alaska

A magnitude 3.8 earthquake struck 232 km SE of Chiniak, Alaska on Sun, Mar 10, 2019, 5:19 AM AKDT (13:19 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M4.0 238 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: 3.8 (mb), minor
Local time: Sun, Mar 10, 2019, 5:19 AM AKDT
UTC: 2019-03-10 13:19:45 UTC
Depth: 20.3 km (12.6 mi), shallow
Epicenter: 56.249° N, 149.394° 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 7.9 km horizontally, 9.3 km in depth
Magnitude uncertainty: ±0.36
Depth from: From location
Station coverage gap: 204°, poorly surrounded by stations
Stations used: 44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 182 in the 60 days after this one and 17 in the 30 days before it.

After

The first 60 of 182.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000jd7t (also filed as aacse01936bxqzi, ak01936bxqzi). Read Tue, Sep 22, 2026, 8:10 PM UTC.