QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem875970
USGS iscgem875970
16 Jan 1961, 12:12
104 km ENE of Hasaki, Japan
A magnitude 7 mw earthquake at 30 km depth.
Published location
Where is 104 km ENE of Hasaki, 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.
36.226000, 141.815000
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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
iscgem875970
Coordinates
36.226, 141.815
Network
iscgem
Significance
760