QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0009rnq
USGS usp0009rnq

21 Apr 2000, 20:16

Volcano Islands, Japan region

A magnitude 5.2 mwc earthquake at 109.1 km depth.

Depth109.1 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated19 December 2025Latest timestamp stored in this record

Published location

Where is Volcano Islands, Japan region?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

22.312000, 143.399000

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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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M 5.2

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Catalog fields and provenance
Event ID
usp0009rnq
Coordinates
22.312, 143.399
Network
us
Significance
416