QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us100031b7
USGS us100031b7
12 Aug 2015, 01:14
43 km W of Illapel, Chile
A magnitude 5.5 mww earthquake at 30 km depth.
Published location
Where is 43 km W of Illapel, Chile?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-31.696800, -71.622700
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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
us100031b7
Coordinates
-31.6968, -71.6227
Network
us
Significance
473