A magnitude 5.3 earthquake occurred in the Fox Islands region of Alaska's Aleutian Islands on September 3, 2026, at 12:39:36 UTC. The seismic event was centered 84.2 kilometers (52.2 miles) south-southwest of Nikolski, Alaska, and had a depth of 26 kilometers.
The earthquake's epicenter was also located approximately 1547.5 kilometers (959.5 miles) southwest of Anchorage, Alaska. This preliminary report from the USGS Earthquake Reports indicates the event has been reviewed by a seismologist.