M2.1 earthquake 56 km SE of False Pass, Alaska

A magnitude 2.1 earthquake struck 56 km SE of False Pass, Alaska on Mon, Oct 12, 2015, 9:57 PM AKDT (05:57 UTC), 52 km (32 mi) below the surface.

A larger quake followed: M4.7 103 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: 80 in the 60 days after this one and 24 in the 30 days before it.

The first 60 of 80.

From the USGS Earthquake Hazards Program and its partner networks, event ak015d530pbn (also filed as ak11743034). Read Mon, Oct 5, 2026, 6:55 AM UTC.