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Earthquake report · M 4.5

M4.5 earthquake 121 km SE of Atka, Alaska

USGS · updated

A magnitude 4.5 earthquake was recorded on Oct 31, 2026, 2:50 PM (EDT) 121 km SE of Atka, Alaska at a depth of 1 km, according to the U.S. Geological Survey (USGS). Data is preliminary and the magnitude may be revised.

Reported location · 51.52°, -172.81° ·
Read the official report ↗Map, updates and comments

Details

Source
usgs
Category
earthquake
Source status
active
Magnitude
4.5
Depth (km)
1
Local time
Oct 31, 2026, 2:50 PM (EDT)
UTC time
2026-10-31 18:50
Coordinates
51.521, -172.815

Updates

  1. M 4.5 - 121 km SE of Atka, Alaska
  2. M 4.5 - 121 km SE of Atka, Alaska
  3. M 4.5 - 121 km SE of Atka, Alaska

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Saved source report · captured . Follow the issuing authority’s current instructions.