Alaska earthquakes

M2.9 earthquake 251 km SE of Chiniak, Alaska

A magnitude 2.9 earthquake struck 251 km SE of Chiniak, Alaska on Fri, Jul 13, 2018, 2:19 AM AKDT (10:19 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.1 256 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: 2.9 (ml), micro
Local time: Fri, Jul 13, 2018, 2:19 AM AKDT
UTC: 2018-07-13 10:19:22 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.129° N, 149.162° 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 6.1 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 231°, 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 us2000g7ci (also filed as ak19887116, aacse0188x0bsjb, ak0188x0bsjb). Read Mon, Sep 21, 2026, 9:43 PM UTC.