QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem898194
USGS iscgem898194
24 Dec 1947, 05:21
South Indian Ocean
A magnitude 6.2 mw earthquake at 15 km depth.
Published location
Where is South Indian Ocean?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-54.937000, 111.517000
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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.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Catalog fields and provenance
Event ID
iscgem898194
Coordinates
-54.937, 111.517
Network
iscgem
Significance
593