QQuakeFacts
USGS usp000djku

20 Mar 2005, 01:53

28 km NNW of Maebaru-ch??, Japan

A magnitude 6.6 mwc earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated3 August 2022Latest timestamp stored in this record

Published location

Where is 28 km NNW of Maebaru-ch??, 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.

33.807000, 130.131000

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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
usp000djku
Coordinates
33.807, 130.131
Network
us
Significance
805