QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000j0nm
USGS usp000j0nm
27 Apr 2011, 05:57
91 km WSW of San Antonio, Chile
A magnitude 5.1 mwb earthquake at 24.2 km depth.
Published location
Where is 91 km WSW of San Antonio, 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.
-33.948000, -72.502000
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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
usp000j0nm
Coordinates
-33.948, -72.502
Network
us
Significance
403