QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hstn
USGS usp000hstn

9 Jan 2011, 12:42

63 km S of Kushiro, Japan

A magnitude 5.1 mb earthquake at 21.6 km depth.

Depth21.6 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated7 November 2014Latest timestamp stored in this record

Published location

Where is 63 km S of Kushiro, 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.

42.399000, 144.382000

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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 5.1

159 km S of Kushiro, Japan

M 5.1

111 km ENE of Misawa, Japan

M 5.1

45 km ENE of Shizunai-furukawach?, Japan

M 5.1

144 km ENE of Hachinohe, Japan

M 5.1

101 km SSE of Kushiro, Japan

M 5.1

117 km SSE of Kushiro, Japan

Catalog fields and provenance
Event ID
usp000hstn
Coordinates
42.399, 144.382
Network
us
Significance
400