QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000ek60
USGS usp000ek60

11 Jun 2006, 21:01

15 km S of Tsukawaki, Japan

A magnitude 6.3 mwb earthquake at 140 km depth.

Depth140 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated14 July 2022Latest timestamp stored in this record

Published location

Where is 15 km S of Tsukawaki, 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.

33.134000, 131.145000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 6.3

32 km SSW of Hikari, Japan

M 6.3

27 km SSE of Saiki, Japan

M 6.3

18 km W of Uwajima, Japan

M 6.31

16 km NW of Honmachi, Japan

M 6.35

17 km NNE of Tsukawaki, Japan

M 6.2

2 km SSE of Kumamoto, Japan

Catalog fields and provenance
Event ID
usp000ek60
Coordinates
33.134, 131.145
Network
us
Significance
684