QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000dy20
USGS usp000dy20
25 Aug 2005, 23:29
172 km ESE of Ishinomaki, Japan
A magnitude 5.1 mwc earthquake at 38.2 km depth.
Published location
Where is 172 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.
37.736000, 143.072000
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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
usp000dy20
Coordinates
37.736, 143.072
Network
us
Significance
400