QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hwmx
USGS usp000hwmx
12 Mar 2011, 22:31
36 km ESE of Kamaishi, Japan
A magnitude 5.3 mwc earthquake at 31 km depth.
Published location
Where is 36 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.
39.175000, 142.270000
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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
usp000hwmx
Coordinates
39.175, 142.27
Network
us
Significance
432