QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0005q39
USGS usp0005q39

25 Mar 1993, 07:08

108 km ESE of Shizunai-furukawach?, Japan

A magnitude 6 mw earthquake at 33.9 km depth.

Depth33.9 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated28 April 2022Latest timestamp stored in this record

Published location

Where is 108 km ESE of Shizunai-furukawach?, 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.

41.800000, 143.467000

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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

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M 6

104 km ESE of ?tsuchi, Japan

M 6

124 km SE of Shizunai-furukawach?, Japan

Catalog fields and provenance
Event ID
usp0005q39
Coordinates
41.8, 143.467
Network
us
Significance
554