QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0003313
USGS usp0003313
6 Mar 1987, 07:06
56 km SSE of Antofagasta, Chile
A magnitude 6.1 mw earthquake at 41.3 km depth.
Published location
Where is 56 km SSE of Antofagasta, 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.
-24.089000, -70.104000
Open the interactive map ↗Map data © OpenStreetMap contributors
What the numbers mean
Magnitude measures event size; depth locates the source below the surface. Neither value alone establishes local damage or personal risk.
Need a current safety answer?
Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
Continue exploring
Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp0003313
Coordinates
-24.089, -70.104
Network
us
Significance
572