QQuakeFacts
USGS usp000d6gr

16 Oct 2004, 18:19

67 km ENE of Kashima-shi, Japan

A magnitude 5.4 mwc earthquake at 33.6 km depth.

Depth33.6 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is 67 km ENE of Kashima-shi, 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.

36.189000, 141.343000

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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
usp000d6gr
Coordinates
36.189, 141.343
Network
us
Significance
449