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USGSSeptember 4, 2026

M3.5 earthquake, 113 km SSW of Nikolski, Alaska

A magnitude 3.5 earthquake was recorded 113 km SSW of Nikolski, Alaska at a depth of 8 km, according to the U.S. Geological Survey. It was the 8,580th earthquake of magnitude 2.5 or more the USGS located in and near the U.S. in 2026, against 12,608 a year on average in 2016-2025.

M3.5

The notice

Issued by
U.S. Geological Survey
Area
113 km SSW of Nikolski, Alaska
State
Alaska
Magnitude
3.5 (local magnitude)
Depth
7.6 km
Time
2026-09-04 03:34:45 UTC
Status
reviewed by a seismologist
Epicentre
51.946, -169.214
Official source
U.S. Geological Survey: the notice at its source

Source: U.S. Geological Survey: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.