QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cz4q
USGS usp000cz4q
29 Jun 2004, 08:01
129 km SSW of Masachapa, Nicaragua
A magnitude 6.3 mwc earthquake at 9 km depth.
Published location
Where is 129 km SSW of Masachapa, Nicaragua?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
10.738000, -87.043000
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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
usp000cz4q
Coordinates
10.738, -87.043
Network
us
Significance
611