QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000f3cn
USGS us7000f3cn
24 Aug 2021, 20:38
104 km S of Naze, Japan
A magnitude 5.1 mb earthquake at 10 km depth.
Published location
Where is 104 km S of Naze, 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.
27.427600, 129.421100
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us7000f3cn
Coordinates
27.4276, 129.4211
Network
us
Significance
400