QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hvzb
USGS usp000hvzb
11 Mar 2011, 16:55
175 km ESE of Ishinomaki, Japan
A magnitude 5 mb earthquake at 35 km depth.
Published location
Where is 175 km ESE of Ishinomaki, 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.
37.817000, 143.149000
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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
usp000hvzb
Coordinates
37.817, 143.149
Network
us
Significance
385