QQuakeFacts
USGS usp000j0h5

24 Apr 2011, 22:06

49 km E of ?hara, Japan

A magnitude 5 mwc earthquake at 41.1 km depth.

Depth41.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 49 km E of ?hara, 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.

35.196000, 140.931000

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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
usp000j0h5
Coordinates
35.196, 140.931
Network
us
Significance
385