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USGSOctober 25, 2026

M4.3 earthquake, 81 km SSE of Akutan, Alaska

A magnitude 4.3 earthquake was recorded 81 km SSE of Akutan, Alaska at a depth of 35 km, according to the U.S. Geological Survey. It was the 10,240th 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.

M4.3

The notice

Issued by
U.S. Geological Survey
Area
81 km SSE of Akutan, Alaska
State
Alaska
Magnitude
4.3 (body-wave magnitude)
Depth
34.7 km
Time
2026-10-25 07:45:47 UTC
Status
reviewed by a seismologist
Epicentre
53.491, -165.194
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