QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000hh6r
USGS us1000hh6r
25 Oct 2018, 19:36
43 km ESE of Ishinomaki, Japan
A magnitude 5.7 mww earthquake at 40 km depth.
Published location
Where is 43 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.
38.315800, 141.785000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
us1000hh6r
Coordinates
38.3158, 141.785
Network
us
Significance
517