QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem868145
USGS iscgem868145
30 May 1964, 15:30
67 km ENE of Kashima-shi, Japan
A magnitude 6.3 mw earthquake at 47.6 km depth.
Published location
Where is 67 km ENE of Kashima-shi, 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.
36.204000, 141.339000
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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
iscgem868145
Coordinates
36.204, 141.339
Network
iscgem
Significance
603