M2.3 earthquake 119 km ESE of Chignik, Alaska

A magnitude 2.3 earthquake struck 119 km ESE of Chignik, Alaska on Mon, Oct 11, 2021, 6:04 AM AKDT (14:04 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M2.8 113 km E of Chignik, Alaska. This one was a foreshock.

Map

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

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 146 in the 60 days after this one and 53 in the 30 days before it.

The first 60 of 146.

From the USGS Earthquake Hazards Program and its partner networks, event ak021d1wzhvu. Read Wed, Sep 23, 2026, 10:54 PM UTC.