QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us10006fcw
USGS us10006fcw
20 Aug 2016, 06:14
137 km E of Yamada, Japan
A magnitude 5.3 mww earthquake at 23.4 km depth.
Published location
Where is 137 km E of Yamada, 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.
39.560300, 143.539900
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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
us10006fcw
Coordinates
39.5603, 143.5399
Network
us
Significance
433