Earthquake report · M 3.3

M3.3 earthquake 225 km SE of Chiniak, Alaska

USGS · updated Oct 21, 2026, 16:09 UTC

A magnitude 3.3 earthquake was recorded on Oct 16, 2026, 3:59 PM (EDT) 225 km SE of Chiniak, Alaska at a depth of 5 km, according to the U.S. Geological Survey (USGS). Data is preliminary and the magnitude may be revised.

Reported location · 56.34°, -149.40° ·

Read the official report ↗Map, updates and comments

Details

Source: usgs
Category: earthquake
Source status: active
Magnitude: 3.3
Depth (km): 5
Local time: Oct 16, 2026, 3:59 PM (EDT)
UTC time: 2026-10-16 19:59
Coordinates: 56.335, -149.397

Updates

M 3.3 - 225 km SE of Chiniak, AlaskaOct 21, 2026, 16:09 UTC

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Saved source report · captured Oct 22, 2026, 03:03 UTC. Follow the issuing authority’s current instructions.