QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem901399
USGS iscgem901399
3 Jun 1940, 19:05
45 km SSW of Campo Pesquero el Colorado, Mexico
A magnitude 6.3 mw earthquake at 15 km depth.
Published location
Where is 45 km SSW of Campo Pesquero el Colorado, 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.
25.378000, -109.492000
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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
iscgem901399
Coordinates
25.378, -109.492
Network
iscgem
Significance
613