M1.9 earthquake 121 km SE of Akutan, Alaska

A magnitude 1.9 earthquake struck 121 km SE of Akutan, Alaska on Sun, Apr 25, 2021, 4:48 PM AKDT (00:48 UTC), 51 km (32 mi) below the surface.

A larger quake followed: M3.8 140 km S of False Pass, 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: 28 in the 60 days after this one and 50 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event ak0215bumjy3. Read Wed, Sep 30, 2026, 9:48 AM UTC.