QQuakeFacts
USGS usb000scur

16 Sept 2014, 04:28

4 km ESE of Sakai, Japan

A magnitude 5.5 mww earthquake at 49.9 km depth.

Depth49.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated4 September 2025Latest timestamp stored in this record

Published location

Where is 4 km ESE of Sakai, 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.

36.087300, 139.850200

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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
usb000scur
Coordinates
36.0873, 139.8502
Network
us
Significance
585