M2.6 earthquake 238 km ESE of Chiniak, Alaska

A magnitude 2.6 earthquake struck 238 km ESE of Chiniak, Alaska on Sat, Sep 22, 2018, 12:20 PM AKDT (20:20 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M2.8 244 km SE of Chiniak, 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: 134 in the 60 days after this one and 65 in the 30 days before it.

The first 60 of 134.

From the USGS Earthquake Hazards Program and its partner networks, event aacse018c6lg00u. Read Tue, Sep 22, 2026, 10:32 AM UTC.