M1.8 earthquake 109 km S of McCarthy, Alaska

A magnitude 1.8 earthquake struck 109 km S of McCarthy, Alaska on Sun, Feb 17, 2019, 1:30 PM AKST (22:30 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 115 km SE of McCarthy, 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: 122 in the 60 days after this one and 9 in the 30 days before it.

The first 60 of 122.

From the USGS Earthquake Hazards Program and its partner networks, event ak01927r2ofr. Read Sun, Oct 4, 2026, 2:39 PM UTC.