Alaska earthquakes

M2.7 earthquake 221 km SE of Chiniak, Alaska

A magnitude 2.7 earthquake struck 221 km SE of Chiniak, Alaska on Thu, Nov 29, 2018, 3:02 AM AKST (12:02 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M3.5 243 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: Thu, Nov 29, 2018, 3:02 AM AKST
UTC: 2018-11-29 12:02:15 UTC
Depth: 20.2 km (12.6 mi), shallow
Epicenter: 56.138° N, 149.851° 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 10.9 km horizontally, 12.2 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 264°, poorly surrounded by stations
Stations used: 20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 153 in the 60 days after this one and 46 in the 30 days before it.

After

The first 60 of 153.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000iucm (also filed as ak018fax48fi, ak20519420, aacse018fax48fi). Read Tue, Sep 22, 2026, 9:12 PM UTC.