QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hvhs
USGS usp000hvhs
9 Mar 2011, 03:18
121 km ESE of Kamaishi, Japan
A magnitude 5 mb earthquake at 22.6 km depth.
Published location
Where is 121 km ESE of Kamaishi, 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.
38.713000, 143.065000
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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
usp000hvhs
Coordinates
38.713, 143.065
Network
us
Significance
385