QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem779569
USGS iscgem779569
24 Oct 1971, 02:37
293 km WSW of Merizo Village, Guam
A magnitude 6.5 mw earthquake at 15 km depth.
Published location
Where is 293 km WSW of Merizo Village, Guam?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
11.880000, 142.363000
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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
iscgem779569
Coordinates
11.88, 142.363
Network
iscgem
Significance
652