QQuakeFacts
USGS us6000kyb4

6 Aug 2023, 19:12

38 km E of Nishinoomote, Japan

A magnitude 5.5 mww earthquake at 12.9 km depth.

Depth12.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated17 October 2023Latest timestamp stored in this record

Published location

Where is 38 km E of Nishinoomote, 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.

30.757800, 131.402200

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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
us6000kyb4
Coordinates
30.7578, 131.4022
Network
us
Significance
465