QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup610326359
USGS iscgemsup610326359
5 May 1910, 00:27
1 km WNW of Orosí, Costa Rica
A magnitude 6.1 mw earthquake at 15 km depth.
Published location
Where is 1 km WNW of Orosí, Costa Rica?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
9.801000, -83.870000
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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
iscgemsup610326359
Coordinates
9.801, -83.87
Network
iscgemsup
Significance
578