QQuakeFacts
USGS iscgem873355

20 Oct 1963, 12:52

210 km ESE of Kuril’sk, Russia

A magnitude 6.2 mw earthquake at 35.7 km depth.

Depth35.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated27 April 2022Latest timestamp stored in this record

Published location

Where is 210 km ESE of Kuril’sk, Russia?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

44.620000, 150.406000

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What the numbers mean

Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.

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Catalog fields and provenance
Event ID
iscgem873355
Coordinates
44.62, 150.406
Network
iscgem
Significance
597