QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem898812
USGS iscgem898812
18 Feb 1945, 11:08
149 km ENE of Hachinohe, Japan
A magnitude 6.9 mw earthquake at 22.5 km depth.
Published location
Where is 149 km ENE of Hachinohe, 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.
40.932000, 143.173000
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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
iscgem898812
Coordinates
40.932, 143.173
Network
iscgem
Significance
722