QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000h05y
USGS usp000h05y
10 Aug 2009, 21:07
8 km NE of Sagara, Japan
A magnitude 6.2 mwr earthquake at 40.4 km depth.
Published location
Where is 8 km NE of Sagara, 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.
34.743000, 138.264000
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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
usp000h05y
Coordinates
34.743, 138.264
Network
us
Significance
889