QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cyab
USGS usp000cyab
20 Jun 2004, 06:39
187 km SSE of Tateyama, Japan
A magnitude 5.1 mwc earthquake at 64.1 km depth.
Published location
Where is 187 km SSE of Tateyama, 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.
33.416000, 140.629000
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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
usp000cyab
Coordinates
33.416, 140.629
Network
us
Significance
400