Alaska earthquakes

M3.6 earthquake 261 km SE of Chiniak, Alaska

A magnitude 3.6 earthquake struck 261 km SE of Chiniak, Alaska on Wed, Nov 28, 2018, 11:24 PM AKST (08:24 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M3.7 235 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: 3.6 (ml), minor
Local time: Wed, Nov 28, 2018, 11:24 PM AKST
UTC: 2018-11-29 08:24:29 UTC
Depth: 21.0 km (13.1 mi), shallow
Epicenter: 55.955° N, 149.238° 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 7.7 km horizontally, 10.2 km in depth
Magnitude uncertainty: ±0.05
Depth from: From location
Station coverage gap: 202°, poorly surrounded by stations
Stations used: 152

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 162 in the 60 days after this one and 37 in the 30 days before it.

After

The first 60 of 162.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000hxtb (also filed as ak018fauv91y, ak20414673, aacse018fauv91y). Read Tue, Sep 22, 2026, 8:04 PM UTC.