M1.7 earthquake 128 km SSE of Sand Point, Alaska

A magnitude 1.7 earthquake struck 128 km SSE of Sand Point, Alaska on Wed, Sep 1, 2021, 4:36 PM AKDT (00:36 UTC), 28 km (18 mi) below the surface.

A larger quake followed: M1.9 108 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: 192 in the 60 days after this one and 7 in the 30 days before it.

The first 60 of 192.

From the USGS Earthquake Hazards Program and its partner networks, event ak021b96vrqv. Read Wed, Sep 23, 2026, 5:46 PM UTC.