QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem903293
USGS iscgem903293
6 Oct 1937, 09:47
8 km S of Valle de Vázquez, Mexico
A magnitude 6.1 mw earthquake at 35 km depth.
Published location
Where is 8 km S of Valle de Vázquez, Mexico?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
18.456000, -99.082000
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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
iscgem903293
Coordinates
18.456, -99.082
Network
iscgem
Significance
578