M2.1 earthquake 109 km SSE of Sand Point, Alaska

A magnitude 2.1 earthquake struck 109 km SSE of Sand Point, Alaska on Thu, Oct 28, 2021, 12:14 PM AKDT (20:14 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M2.9 113 km SSE of Sand Point, 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: 165 in the 60 days after this one and 34 in the 30 days before it.

The first 60 of 165.

From the USGS Earthquake Hazards Program and its partner networks, event ak021du4r6x3. Read Tue, Sep 22, 2026, 9:29 PM UTC.