Earthquake report · M 3.1

M3.1 earthquake 123 km WSW of Adak, Alaska

USGS · updated Oct 10, 2026, 21:10 UTC

A magnitude 3.1 earthquake was recorded on Oct 8, 2026, 8:28 PM (EDT) 123 km WSW of Adak, Alaska at a depth of 35 km, according to the U.S. Geological Survey (USGS). Data is preliminary and the magnitude may be revised.

Reported location · 51.30°, -178.16° ·

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Details

Source: usgs
Category: earthquake
Source status: active
Magnitude: 3.1
Depth (km): 35
Local time: Oct 8, 2026, 8:28 PM (EDT)
UTC time: 2026-10-09 00:28
Coordinates: 51.301, -178.161

Updates

M 3.1 - 123 km WSW of Adak, AlaskaOct 10, 2026, 21:10 UTC

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Saved source report · captured Oct 15, 2026, 22:29 UTC. Follow the issuing authority’s current instructions.