QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp00004tg
USGS usp00004tg
5 Jan 1974, 08:33
5 km SSW of Mariatana, Peru
A magnitude 6.3 mb earthquake at 98 km depth.
Published location
Where is 5 km SSW of Mariatana, 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.
-12.299000, -76.352000
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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
usp00004tg
Coordinates
-12.299, -76.352
Network
us
Significance
611