QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem910965
USGS iscgem910965
23 May 1924, 15:36
80 km ESE of Katsuren-haebaru, Japan
A magnitude 6 mw earthquake at 25 km depth.
Published location
Where is 80 km ESE of Katsuren-haebaru, 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.
26.014000, 128.599000
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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
iscgem910965
Coordinates
26.014, 128.599
Network
iscgem
Significance
554