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USGSOctober 24, 2026

M3.5 earthquake, 11 km NNE of Atka, Alaska

A magnitude 3.5 earthquake was recorded 11 km NNE of Atka, Alaska at a depth of 206 km, according to the U.S. Geological Survey. It was the 10,220th 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
11 km NNE of Atka, Alaska
State
Alaska
Magnitude
3.5 (local magnitude)
Depth
206.3 km
Time
2026-10-24 05:57:31 UTC
Status
reviewed by a seismologist
Epicentre
52.294, -174.163
Official source
U.S. Geological Survey: the notice at its source

Warnings and earthquakes in AlaskaEarthquakes, October 2026

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.

The record around this notice