QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem804847
USGS iscgem804847
24 Sept 1969, 19:03
northern Mid-Atlantic Ridge
A magnitude 6.6 mw earthquake at 17.1 km depth.
Published location
Where is northern Mid-Atlantic Ridge?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
15.265000, -45.741000
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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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Catalog fields and provenance
Event ID
iscgem804847
Coordinates
15.265, -45.741
Network
iscgem
Significance
664