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USGS iscgem912011

14 Sept 1922, 20:31

39 km WSW of Yonakuni, Japan

A magnitude 7 mw earthquake at 25 km depth.

Depth25 kmPublished hypocentral depth

Tsunami flagNot flaggedUSGS catalog flag, not a current warning

Updated25 April 2022Latest timestamp stored in this record

Published location

Where is 39 km WSW 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.

24.379000, 122.627000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

southeast of Taiwan

70 km WNW of Naha, Japan

84 km SE of Ishigaki, Japan

54 km NW of Yonakuni, Japan

238 km WNW of Naha, Japan

68 km NNE of Ishigaki, Japan

Catalog fields and provenance

Event ID

iscgem912011

Coordinates

24.379, 122.627

Network

iscgem

Significance

750