QQuakeFacts
USGS usp000hb6m

11 Apr 2010, 14:02

Ryukyu Islands, Japan

A magnitude 5.1 mwr earthquake at 45.7 km depth.

Depth45.7 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 November 2014Latest timestamp stored in this record

Published location

Where is Ryukyu Islands, 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.

29.509000, 130.402000

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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
usp000hb6m
Coordinates
29.509, 130.402
Network
us
Significance
400