Update: Sept. 16 – 5.0 magnitude earthquake registered close to Nikolski, AK

Published Oct 14, 2025

ALEUTIANS WEST CENSUS AREA, AK — Tuesday night, a 5.0 magnitude quake was reported close to Nikolski, according to the U.S. Geological Survey.

The tremor struck the area at 9:02 a.m. (10:02 p.m. local time). It occurred at a depth of 6 miles with the epicenter located approximately 82 miles south-southwest of Nikolski. Seismologists first reported it as a 5.2 event, but later downgraded it to 5.0.

Did you feel it?

You can let the USGS know if you felt the earthquake by filling out their Felt Report form.

Past week’s quake

Last week, another magnitude 4.5 tremor was detected nearby, also occurring close to Nikolski three days ago.

Source: The U.S. Geological Survey