QQuakeFacts
USGS iscgem876101

12 Feb 1961, 21:53

78 km E of Shikotan, Russia

A magnitude 6.9 mw earthquake at 38.1 km depth.

Depth38.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 78 km E of Shikotan, 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.

43.823000, 147.697000

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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
iscgem876101
Coordinates
43.823, 147.697
Network
iscgem
Significance
728