Alaska earthquakes

M2.9 earthquake 237 km SE of Chiniak, Alaska

A magnitude 2.9 earthquake struck 237 km SE of Chiniak, Alaska on Mon, Aug 12, 2019, 1:00 AM AKDT (09:00 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M4.3 278 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: Mon, Aug 12, 2019, 1:00 AM AKDT
UTC: 2019-08-12 09:00:19 UTC
Depth: 22.6 km (14.0 mi), shallow
Epicenter: 56.115° N, 149.494° 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 3.5 km horizontally, 10.3 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 201°, poorly surrounded by stations
Stations used: 49

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 72 in the 60 days after this one and 67 in the 30 days before it.

After

The first 60 of 72.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005abw (also filed as aacse019aalqofw, ak019aalqofw). Read Sun, Sep 27, 2026, 5:33 PM UTC.