QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem914097
USGS iscgem914097

11 Oct 1913, 09:09

114 km E of Miyako, Japan

A magnitude 7 mw earthquake at 15 km depth.

Depth15 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated26 April 2022Latest timestamp stored in this record

Published location

Where is 114 km E of Miyako, 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.

39.854000, 143.255000

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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

M 7

Near the east coast of Honshu, Japan

M 7

Off the east coast of Honshu, Japan

M 7

139 km ESE of Ishinomaki, Japan

M 7

87 km E of Yamada, Japan

M 7

133 km ESE of Ishinomaki, Japan

M 7

293 km ESE of Kamaishi, Japan

Catalog fields and provenance
Event ID
iscgem914097
Coordinates
39.854, 143.255
Network
iscgem
Significance
747