QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000i02j
USGS us1000i02j
1 Dec 2018, 23:55
81 km WSW of San Antonio, Chile
A magnitude 5.5 mww earthquake at 10 km depth.
Published location
Where is 81 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.
-33.921600, -72.401000
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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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Catalog fields and provenance
Event ID
us1000i02j
Coordinates
-33.9216, -72.401
Network
us
Significance
477