QQuakeFacts
USGS iscgem891485

7 Feb 1953, 18:23

174 km S of Severo-Kuril’sk, Russia

A magnitude 6.3 mw earthquake at 31.3 km depth.

Depth31.3 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 174 km S of Severo-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.

49.104000, 156.050000

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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
iscgem891485
Coordinates
49.104, 156.05
Network
iscgem
Significance
609