QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem889647
USGS iscgem889647
14 Jun 1955, 18:22
109 km ESE of Takahagi, Japan
A magnitude 6.1 mw earthquake at 30 km depth.
Published location
Where is 109 km ESE of Takahagi, 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.
36.361000, 141.857000
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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
iscgem889647
Coordinates
36.361, 141.857
Network
iscgem
Significance
569