QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hvvr
USGS usp000hvvr
11 Mar 2011, 12:34
203 km E of Namie, Japan
A magnitude 5.4 mb earthquake at 10 km depth.
Published location
Where is 203 km E of Namie, 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.
37.463000, 143.301000
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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
usp000hvvr
Coordinates
37.463, 143.301
Network
us
Significance
449