M2.1 earthquake 101 km SE of Sand Point, Alaska

A magnitude 2.1 earthquake struck 101 km SE of Sand Point, Alaska on Sat, Aug 7, 2021, 4:45 AM AKDT (12:45 UTC), 27 km (17 mi) below the surface.

A larger quake followed: M3.5 123 km SSE of Perryville, 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: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event ak021a2e3w90. Read Wed, Sep 23, 2026, 10:50 AM UTC.