M2.6 earthquake 250 km SE of Chiniak, Alaska

A magnitude 2.6 earthquake struck 250 km SE of Chiniak, Alaska on Sun, Sep 30, 2018, 9:51 PM AKDT (05:51 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 227 km SSE 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: 200 in the 60 days after this one and 0 in the 30 days before it.

The first 60 of 200.

From the USGS Earthquake Hazards Program and its partner networks, event aacse018cl8j8a9. Read Tue, Sep 22, 2026, 9:08 AM UTC.