M1.7 earthquake Central Alaska

A magnitude 1.7 earthquake struck in Central Alaska on Tue, Dec 20, 2022, 11:41 AM AKST (20:41 UTC), 135 km (84 mi) below the surface.

A larger quake followed: M3.8 Central 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: at least 200 in the 60 days after this one and 154 in the 30 days before it.

The first 60 of at least 200.

From the USGS Earthquake Hazards Program and its partner networks, event ak022g9seefw. Read Sat, Oct 3, 2026, 7:38 AM UTC.