Alaska earthquakes

M2.7 earthquake 274 km ESE of Chiniak, Alaska

A magnitude 2.7 earthquake struck 274 km ESE of Chiniak, Alaska on Fri, Jun 1, 2018, 1:46 PM AKDT (21:46 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.2 289 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: 2.7 (ml), micro
Local time: Fri, Jun 1, 2018, 1:46 PM AKDT
UTC: 2018-06-01 21:46:49 UTC
Depth: 18.0 km (11.2 mi), shallow
Epicenter: 56.798° N, 147.986° 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 5.5 km horizontally, 8.3 km in depth
Magnitude uncertainty: ±0.04
Depth from: From location
Station coverage gap: 206°, poorly surrounded by stations
Stations used: 48

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 150 in the 60 days after this one and 49 in the 30 days before it.

After

The first 60 of 150.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000eqic (also filed as ak19696732, aacse0186zqgtto, ak0186zqgtto). Read Tue, Sep 22, 2026, 3:30 PM UTC.