QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem895256
USGS iscgem895256
25 Feb 1950, 09:51
111 km SE of Naze, Japan
A magnitude 6.3 mw earthquake at 25 km depth.
Published location
Where is 111 km SE 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.
27.792000, 130.412000
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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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Catalog fields and provenance
Event ID
iscgem895256
Coordinates
27.792, 130.412
Network
iscgem
Significance
613