QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000gcr8
USGS usp000gcr8
20 Jul 2008, 22:30
Bonin Islands, Japan region
A magnitude 5.8 mwb earthquake at 481.4 km depth.
Published location
Where is Bonin Islands, Japan region?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
27.773000, 139.615000
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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
usp000gcr8
Coordinates
27.773, 139.615
Network
us
Significance
518