M1.8 earthquake 109 km SE of Sand Point, Alaska

A magnitude 1.8 earthquake struck 109 km SE of Sand Point, Alaska on Wed, Sep 22, 2021, 3:59 AM AKDT (11:59 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.0 80 km ESE 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: 161 in the 60 days after this one and 38 in the 30 days before it.

The first 60 of 161.

From the USGS Earthquake Hazards Program and its partner networks, event ak021c6gbfob. Read Wed, Sep 23, 2026, 5:21 PM UTC.