EarthquakeModeratePAGER: green

M4.3 earthquake - 157 km SE of Chignik, Alaska

Name: M4.3 earthquake - 157 km SE of Chignik, Alaska
Start: 2021-07-29T06:57:04.231+00:00
Location: 157 km SE of Chignik, Alaska

1907 d ago · 29 Jul 2021, 06:57 UTC 157 km SE of Chignik, Alaska

What happened

A magnitude 4.3 earthquake struck 157 km SE of Chignik, Alaska on 29 Jul 2021, 06:57 UTC at a depth of 25 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

First reported by USGS
17 Oct 2026, 10:19 UTC

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