QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us7000e46m
USGS us7000e46m
18 May 2021, 18:49
southwest of Africa
A magnitude 5.1 mww earthquake at 10 km depth.
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.
-52.197300, 15.815900
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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
us7000e46m
Coordinates
-52.1973, 15.8159
Network
us
Significance
400