EarthquakeExtreme

M7.1 earthquake - 58 km WNW of Atka, Alaska

Name: M7.1 earthquake - 58 km WNW of Atka, Alaska
Start: 1970-02-28T10:52:33.58+00:00
Location: 58 km WNW of Atka, Alaska

20684 d ago · 28 Feb 1970, 10:52 UTC 58 km WNW of Atka, Alaska

What happened

A magnitude 7.1 earthquake struck 58 km WNW of Atka, Alaska on 28 Feb 1970, 10:52 UTC at a depth of 164 km.

Earthquakes of this size are classed as Major. Can cause serious damage over large areas. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.

Timeline

First reported by USGS
16 Oct 2026, 20:46 UTC

Community

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