QQuakeFacts
USGS usb000krwq

3 Nov 2013, 05:25

1 km WNW of Ushiku, Japan

A magnitude 5.1 mb earthquake at 76.6 km depth.

Depth76.6 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 1 km WNW of Ushiku, 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.

35.971300, 140.121300

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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
usb000krwq
Coordinates
35.9713, 140.1213
Network
us
Significance
453