Alaska earthquakes

M2.9 earthquake 228 km SE of Chiniak, Alaska

A magnitude 2.9 earthquake struck 228 km SE of Chiniak, Alaska on Fri, Jun 8, 2018, 10:44 PM AKDT (06:44 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M3.1 253 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: 2.9 (ml), micro
Local time: Fri, Jun 8, 2018, 10:44 PM AKDT
UTC: 2018-06-09 06:44:38 UTC
Depth: 21.3 km (13.2 mi), shallow
Epicenter: 56.376° N, 149.278° 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 6.2 km horizontally, 9.8 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 209°, 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: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000etgp (also filed as ak0187cptna2, ak19773018, aacse0187cptna2). Read Mon, Sep 21, 2026, 11:23 PM UTC.