QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem17294122
USGS iscgem17294122
15 Aug 1963, 18:25
50 km N of Sandia, Peru
A magnitude 7.7 mw earthquake at 550 km depth.
Published location
Where is 50 km N of Sandia, Peru?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
-13.866000, -69.414000
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
iscgem17294122
Coordinates
-13.866, -69.414
Network
iscgem
Significance
905