Alaska earthquakes

M3.0 earthquake 238 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 238 km SE of Chiniak, Alaska on Tue, Sep 17, 2019, 6:25 AM AKDT (14:25 UTC), 9 km (5 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: 3.0 (ml), minor
Local time: Tue, Sep 17, 2019, 6:25 AM AKDT
UTC: 2019-09-17 14:25:04 UTC
Depth: 8.7 km (5.4 mi), shallow
Epicenter: 55.928° N, 149.857° 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 8.0 km horizontally, 8.2 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 201°, poorly surrounded by stations
Stations used: 35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 52 in the 60 days after this one and 46 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005pk5 (also filed as ak019by87ql7). Read Tue, Sep 29, 2026, 3:24 AM UTC.