Alaska earthquakes

M2.4 earthquake 106 km ENE of Chignik, Alaska

A magnitude 2.4 earthquake struck 106 km ENE of Chignik, Alaska on Sat, Sep 17, 2016, 1:33 AM AKDT (09:33 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M5.0 52 km SSW of Ugashik, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude: 2.4 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sat, Sep 17, 2016, 1:33 AM AKDT
UTC: 2016-09-17 09:33:27 UTC
Depth: 75.0 km (46.6 mi), intermediate-depth
Epicenter: 56.587° N, 156.754° 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: 20

Nearest places

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

Naknek, AlaskaPopulation 544. Forecast239 kmS

Nearby

Within 100 km, magnitude 1.5 and up: 78 in the 60 days after this one and 39 in the 30 days before it.

After

The first 60 of 78.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak016bzstm1v (also filed as ak14022174). Read Sun, Oct 4, 2026, 12:16 AM UTC.