QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem886359
USGS iscgem886359
10 Apr 1957, 05:12
81 km S of Santa María Chico Ometepec, Mexico
A magnitude 6.1 mw earthquake at 15 km depth.
Published location
Where is 81 km S of Santa María Chico Ometepec, 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.
15.452000, -98.089000
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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
iscgem886359
Coordinates
15.452, -98.089
Network
iscgem
Significance
569