QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cbrw
USGS usp000cbrw
31 Oct 2003, 19:32
104 km S of Shizunai-furukawach?, Japan
A magnitude 5 mb earthquake at 33 km depth.
Published location
Where is 104 km S 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.
41.406000, 142.558000
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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
usp000cbrw
Coordinates
41.406, 142.558
Network
us
Significance
385