Alaska earthquakes

M2.8 earthquake 212 km SE of Chiniak, Alaska

A magnitude 2.8 earthquake struck 212 km SE of Chiniak, Alaska on Mon, Sep 10, 2018, 10:03 AM AKDT (18:03 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.9 250 km SE 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
2.8 (ml), micro
Local time
UTC
2018-09-10 18:03:30 UTC
Depth
5.1 km (3.2 mi), shallow
Epicenter
56.430° N, 149.541° 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.

Stations used
55

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

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018bmppbcr (also filed as aacse018bmppbcr). Read Sun, Sep 27, 2026, 3:39 AM UTC.