QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cmfn
USGS usp000cmfn
18 Feb 2004, 10:59
78 km E of La Rivera, Mexico
A magnitude 5.9 mwc earthquake at 10 km depth.
Published location
Where is 78 km E of La Rivera, 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.
23.639000, -108.821000
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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
usp000cmfn
Coordinates
23.639, -108.821
Network
us
Significance
536