QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000c6u1
USGS usp000c6u1
5 Sept 2003, 12:35
South Indian Ocean
A magnitude 5 mb earthquake at 10 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.
-1.547000, 55.927000
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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
usp000c6u1
Coordinates
-1.547, 55.927
Network
us
Significance
385