QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000gj9s
USGS usp000gj9s
4 Oct 2008, 08:56
South Sandwich Islands region
A magnitude 5.7 mwc earthquake at 35 km depth.
Published location
Where is South Sandwich Islands region?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-59.340000, -25.903000
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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.
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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp000gj9s
Coordinates
-59.34, -25.903
Network
us
Significance
500