Alaska earthquakes

M2.7 earthquake 216 km SE of Chiniak, Alaska

A magnitude 2.7 earthquake struck 216 km SE of Chiniak, Alaska on Sat, Sep 28, 2019, 11:25 PM AKDT (07:25 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M4.0 248 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: 2.7 (ml), micro
Local time: Sat, Sep 28, 2019, 11:25 PM AKDT
UTC: 2019-09-29 07:25:42 UTC
Depth: 22.1 km (13.8 mi), shallow
Epicenter: 56.226° N, 149.795° 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 9.3 km horizontally, 10.8 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 228°, poorly surrounded by stations
Stations used: 46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 58 in the 60 days after this one and 27 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70005rt6 (also filed as ak019chyhvez). Read Wed, Sep 23, 2026, 5:04 PM UTC.