QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us20008ks7
USGS us20008ks7
19 Feb 2017, 09:19
10 km SW of Hasaki, Japan
A magnitude 5.4 mww earthquake at 42 km depth.
Published location
Where is 10 km SW 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.
35.662100, 140.752300
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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
us20008ks7
Coordinates
35.6621, 140.7523
Network
us
Significance
507