QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem791993
USGS iscgem791993
14 Sept 1970, 10:44
60 km ESE of Ōfunato, Japan
A magnitude 6.4 mw earthquake at 45.2 km depth.
Published location
Where is 60 km ESE of Ōfunato, 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.
38.774000, 142.306000
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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
iscgem791993
Coordinates
38.774, 142.306
Network
iscgem
Significance
636