QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us6000ld09
USGS us6000ld09
5 Oct 2023, 06:41
Izu Islands, Japan region
A magnitude 5 mww earthquake at 10 km depth.
Published location
Where is Izu 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.
29.949100, 140.094100
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us6000ld09
Coordinates
29.9491, 140.0941
Network
us
Significance
385