QQuakeFacts
USGS usp000h7j8

22 Feb 2010, 05:21

38 km S of Yonakuni, Japan

A magnitude 5.2 mwc earthquake at 29.2 km depth.

Depth29.2 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated16 July 2022Latest timestamp stored in this record

Published location

Where is 38 km S of Yonakuni, 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.

24.126000, 122.936000

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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
usp000h7j8
Coordinates
24.126, 122.936
Network
us
Significance
419