Alaska earthquakes

M3.1 earthquake 236 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 236 km SE of Chiniak, Alaska on Fri, Jun 28, 2019, 8:55 PM AKDT (04:55 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 259 km ESE 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: 3.1 (ml), minor
Local time: Fri, Jun 28, 2019, 8:55 PM AKDT
UTC: 2019-06-29 04:55:39 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 55.955° N, 149.856° 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 7.0 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 215°, poorly surrounded by stations
Stations used: 36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 147 in the 60 days after this one and 63 in the 30 days before it.

After

The first 60 of 147.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70004769 (also filed as aacse01989rg2o6, ak01989rg2o6). Read Sun, Sep 27, 2026, 5:28 PM UTC.