QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000c9tu
USGS usp000c9tu
7 Oct 2003, 06:03
242 km S of Vaitogi, American Samoa
A magnitude 5.1 mb earthquake at 10 km depth.
Published location
Where is 242 km S of Vaitogi, American Samoa?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-16.517000, -170.319000
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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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Catalog fields and provenance
Event ID
usp000c9tu
Coordinates
-16.517, -170.319
Network
us
Significance
400