QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem822745
USGS iscgem822745
24 May 1968, 15:06
141 km ENE of Kuji, Japan
A magnitude 6.6 mw earthquake at 27.3 km depth.
Published location
Where is 141 km ENE of Kuji, 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.
40.865000, 143.183000
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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
iscgem822745
Coordinates
40.865, 143.183
Network
iscgem
Significance
678