QQuakeFacts
USGS usp000hw7r

12 Mar 2011, 01:47

146 km E of Namie, Japan

A magnitude 6.5 mww earthquake at 20 km depth.

Depth20 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated8 April 2022Latest timestamp stored in this record

Published location

Where is 146 km E of Namie, 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.

37.594000, 142.648000

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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
usp000hw7r
Coordinates
37.594, 142.648
Network
us
Significance
650