QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem888371
USGS iscgem888371
16 Jun 1956, 07:19
179 km E of Naze, Japan
A magnitude 6 mw earthquake at 15 km depth.
Published location
Where is 179 km E of Naze, 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.
28.379000, 131.317000
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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
iscgem888371
Coordinates
28.379, 131.317
Network
iscgem
Significance
559