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USGSSeptember 18, 2026

M3.6 earthquake, 47 km WSW of Nikolski, Alaska

A magnitude 3.6 earthquake was recorded 47 km WSW of Nikolski, Alaska at a depth of 70 km, according to the U.S. Geological Survey. It was the 9,153rd 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.

M3.6

The notice

Issued by
U.S. Geological Survey
Area
47 km WSW of Nikolski, Alaska
State
Alaska
Magnitude
3.6 (local magnitude)
Depth
70.3 km
Time
2026-09-18 16:56:17 UTC
Status
reviewed by a seismologist
Epicentre
52.782, -169.525
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.