QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000hnbu
USGS usp000hnbu
21 Oct 2010, 03:49
136 km WNW of Constitución, Chile
A magnitude 5.9 mwc earthquake at 8 km depth.
Published location
Where is 136 km WNW of Constitución, 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.
-34.737000, -73.726000
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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
usp000hnbu
Coordinates
-34.737, -73.726
Network
us
Significance
554