QQuakeFacts
USGS iscgem908394

18 Nov 1929, 20:32

256 km S of Saint-Pierre, Saint Pierre and Miquelon

A magnitude 7.2 mw earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated25 April 2022Latest timestamp stored in this record

Published location

Where is 256 km S of Saint-Pierre, Saint Pierre and Miquelon?

This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.

44.475000, -55.987000

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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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Catalog fields and provenance
Event ID
iscgem908394
Coordinates
44.475, -55.987
Network
iscgem
Significance
798