EarthquakeStrong

M5.3 earthquake - 102 km S of Sand Point, Alaska

Name: M5.3 earthquake - 102 km S of Sand Point, Alaska
Start: 2018-07-21T07:58:39.91+00:00
Location: 102 km S of Sand Point, Alaska

3009 d ago · 21 Jul 2018, 07:58 UTC 102 km S of Sand Point, Alaska

A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.

What happened

A magnitude 5.3 earthquake struck 102 km S of Sand Point, Alaska on 21 Jul 2018, 07:58 UTC at a depth of 10 km.

Earthquakes of this size are classed as Moderate. Can damage poorly built structures close to the epicentre. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

First reported by USGS
16 Oct 2026, 20:47 UTC

Community

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