Alaska earthquakes

M3.2 earthquake 242 km ESE of Chiniak, Alaska

A magnitude 3.2 earthquake struck 242 km ESE of Chiniak, Alaska on Fri, Sep 6, 2019, 6:12 AM AKDT (14:12 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 273 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: 3.2 (ml), minor
Local time: Fri, Sep 6, 2019, 6:12 AM AKDT
UTC: 2019-09-06 14:12:31 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.628° N, 148.709° 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 2.8 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.04
Depth from: Operator assigned
Station coverage gap: 220°, poorly surrounded by stations
Stations used: 42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 51 in the 60 days after this one and 52 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005csi (also filed as ak019bg184ev). Read Thu, Sep 24, 2026, 3:06 PM UTC.