QQuakeFacts
USGS us7000e47n

18 May 2021, 19:23

southwest of Africa

A magnitude 5.2 mww earthquake at 10 km depth.

Depth10 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated22 December 2025Latest timestamp stored in this record

Published location

Where is southwest of Africa?

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

-52.262500, 15.811200

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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
us7000e47n
Coordinates
-52.2625, 15.8112
Network
us
Significance
416