Alaska earthquakes

M2.7 earthquake 243 km ESE of Chiniak, Alaska

A magnitude 2.7 earthquake struck 243 km ESE of Chiniak, Alaska on Mon, May 18, 2026, 8:00 AM AKDT (16:00 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.9 156 km ESE 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: Mon, May 18, 2026, 8:00 AM AKDT
UTC: 2026-05-18 16:00:09 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.707° N, 148.619° 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 8.9 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.08
Depth from: Operator assigned
Station coverage gap: 240°, poorly surrounded by stations
Stations used: 16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 10 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000syme (also filed as aka2026juhaxc). Read Tue, Sep 22, 2026, 8:33 PM UTC.