Alaska earthquakes

M3.0 earthquake 229 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 229 km SE of Chiniak, Alaska on Sun, Dec 15, 2019, 7:33 AM AKST (16:33 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.1 270 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: Sun, Dec 15, 2019, 7:33 AM AKST
UTC: 2019-12-15 16:33:07 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.261° N, 149.434° 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: ±0.06
Depth from: Operator assigned
Station coverage gap: 255°, poorly surrounded by stations
Stations used: 33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 23 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70006pxp (also filed as ak019g1gaek4). Read Tue, Sep 29, 2026, 1:11 PM UTC.