QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us6000f6ag
USGS us6000f6ag
14 Aug 2021, 18:47
western Indian-Antarctic Ridge
A magnitude 5 mb earthquake at 10 km depth.
Published location
Where is western Indian-Antarctic Ridge?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-51.566600, 139.597600
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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
us6000f6ag
Coordinates
-51.5666, 139.5976
Network
us
Significance
385