Alaska earthquakes

M3.1 earthquake 270 km SE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 270 km SE of Chiniak, Alaska on Mon, Mar 9, 2026, 6:36 AM AKDT (14:36 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.3 246 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: 3.1 (ml), minor
Local time: Mon, Mar 9, 2026, 6:36 AM AKDT
UTC: 2026-03-09 14:36:09 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 55.846° N, 149.243° 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 10.2 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 226°, poorly surrounded by stations
Stations used: 44

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 16 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 us7000s36n (also filed as aka2026eucsbd). Read Wed, Sep 30, 2026, 9:53 PM UTC.