Alaska earthquakes

M2.6 earthquake 115 km ESE of Chignik, Alaska

A magnitude 2.6 earthquake struck 115 km ESE of Chignik, Alaska on Sat, Jul 31, 2021, 3:57 PM AKDT (23:57 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.7 183 km ESE of Chignik, Alaska. This one was a foreshock.

Sand Point 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: 2.6 (ml), micro
Local time: Sat, Jul 31, 2021, 3:57 PM AKDT
UTC: 2021-07-31 23:57:39 UTC
Depth: 4.9 km (3.0 mi), shallow
Epicenter: 55.783° N, 156.789° 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.

Sand Point, AlaskaPopulation 1,064. Forecast239 kmENE

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 ak0219qzyve9 (also filed as us6000f2xv). Read Wed, Sep 23, 2026, 12:52 AM UTC.