Alaska earthquakes

M3.2 earthquake 246 km SE of Chiniak, Alaska

A magnitude 3.2 earthquake struck 246 km SE of Chiniak, Alaska on Tue, May 1, 2018, 11:46 PM AKDT (07:46 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M5.5 276 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: 3.2 (ml), minor
Local time: Tue, May 1, 2018, 11:46 PM AKDT
UTC: 2018-05-02 07:46:56 UTC
Depth: 9.3 km (5.8 mi), shallow
Epicenter: 55.964° N, 149.592° 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 8.3 km horizontally, 8.4 km in depth
Magnitude uncertainty: ±0.07
Depth from: From location
Station coverage gap: 216°, poorly surrounded by stations
Stations used: 35

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000dyea (also filed as ak0185lw0g71, ak19314748). Read Sun, Sep 27, 2026, 8:04 AM UTC.