Open Earth
4.5
EarthquakeModerate

M4.5 earthquake - 41 km WSW of Attu Station, Alaska

2223 d ago · 15 Sept 2020, 03:30 UTC 41 km WSW of Attu Station, Alaska

What happened

A magnitude 4.5 earthquake struck 41 km WSW of Attu Station, Alaska on 15 Sept 2020, 03:30 UTC at a depth of 23 km.

Earthquakes of this size are classed as Light. Widely felt nearby; objects may shake or fall. Significant damage is unusual. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

  1. First reported by USGS

    17 Oct 2026, 09:57 UTC

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