QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000014v
USGS usp000014v
29 Mar 1973, 00:55
118 km SSW of Ishigaki, Japan
A magnitude 6 ms earthquake at 33 km depth.
Published location
Where is 118 km SSW of Ishigaki, 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.
23.338000, 123.757000
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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
usp000014v
Coordinates
23.338, 123.757
Network
us
Significance
554