QQuakeFacts
USGS iscgem829071

4 Nov 1967, 13:26

73 km E of Tomioka, Japan

A magnitude 6 mw earthquake at 42.9 km depth.

Depth42.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 73 km E of Tomioka, Japan?

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

37.319000, 141.843000

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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
iscgem829071
Coordinates
37.319, 141.843
Network
iscgem
Significance
559