QQuakeFacts
USGS iscgem886697

12 Jun 1957, 09:28

133 km ENE of Misawa, Japan

A magnitude 6.1 mw earthquake at 35 km depth.

Depth35 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 133 km ENE of Misawa, 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.

41.155000, 142.845000

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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
iscgem886697
Coordinates
41.155, 142.845
Network
iscgem
Significance
578