QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem772744
USGS iscgem772744
21 Jun 1972, 16:29
40 km ESE of Takanabe, Japan
A magnitude 6 mw earthquake at 36.1 km depth.
Published location
Where is 40 km ESE of Takanabe, 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.
31.938000, 131.867000
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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
iscgem772744
Coordinates
31.938, 131.867
Network
iscgem
Significance
556