QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem895387
USGS iscgem895387
26 Apr 1950, 08:04
20 km WNW of Shing?, Japan
A magnitude 6.3 mw earthquake at 48.6 km depth.
Published location
Where is 20 km WNW of Shing?, 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.
33.780000, 135.772000
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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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Catalog fields and provenance
Event ID
iscgem895387
Coordinates
33.78, 135.772
Network
iscgem
Significance
603