Alaska earthquakes

M3.0 earthquake 227 km SE of Chiniak, Alaska

A magnitude 3.0 earthquake struck 227 km SE of Chiniak, Alaska on Tue, Jun 19, 2018, 5:44 AM AKDT (13:44 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.4 229 km SE 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: 3.0 (ml), minor
Local time: Tue, Jun 19, 2018, 5:44 AM AKDT
UTC: 2018-06-19 13:44:45 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.115° N, 149.736° 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, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 243°, poorly surrounded by stations
Stations used: 34

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 us1000ez0e (also filed as ak0187tdd5zv, ak19795157, aacse0187tdd5zv). Read Tue, Sep 22, 2026, 10:48 AM UTC.