QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem904757
USGS iscgem904757
20 Jan 1934, 22:52
19 km NW of Yonakuni, Japan
A magnitude 6 mw earthquake at 35 km depth.
Published location
Where is 19 km NW of Yonakuni, 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.
24.578000, 122.853000
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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
iscgem904757
Coordinates
24.578, 122.853
Network
iscgem
Significance
556