Alaska earthquakes

M3.2 earthquake 267 km SE of Chiniak, Alaska

A magnitude 3.2 earthquake struck 267 km SE of Chiniak, Alaska on Sat, Mar 24, 2018, 3:34 PM AKDT (23:34 UTC), 7 km (5 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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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: Sat, Mar 24, 2018, 3:34 PM AKDT
UTC: 2018-03-24 23:34:53 UTC
Depth: 7.3 km (4.5 mi), shallow
Epicenter: 55.913° N, 149.191° 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 8.4 km horizontally, 8.1 km in depth
Magnitude uncertainty: ±0.06
Depth from: From location
Station coverage gap: 203°, poorly surrounded by stations
Stations used: 49

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 us1000dcm4 (also filed as ak0183tni6u6, ak18756117). Read Thu, Sep 24, 2026, 3:38 PM UTC.