QQuakeFacts
USGS usp000jws7

9 Dec 2012, 23:50

242 km ESE of Ishinomaki, Japan

A magnitude 5 mb earthquake at 22.3 km depth.

Depth22.3 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 November 2014Latest timestamp stored in this record

Published location

Where is 242 km ESE of Ishinomaki, 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.

37.519000, 143.811000

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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
usp000jws7
Coordinates
37.519, 143.811
Network
us
Significance
385