QQuakeFacts
USGS us7000bj2h

6 Sept 2020, 22:33

74 km ESE of Kitaibaraki, Japan

A magnitude 5.1 mww earthquake at 31.2 km depth.

Depth31.2 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is 74 km ESE of Kitaibaraki, 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.

36.658300, 141.567400

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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
us7000bj2h
Coordinates
36.6583, 141.5674
Network
us
Significance
405