QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/us1000arzf
USGS us1000arzf
14 Oct 2017, 01:20
12 km E of San Mateo del Mar, Mexico
A magnitude 5.5 mww earthquake at 56 km depth.
Published location
Where is 12 km E of San Mateo del Mar, 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.
16.227600, -94.865600
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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
us1000arzf
Coordinates
16.2276, -94.8656
Network
us
Significance
479