QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cpbk
USGS usp000cpbk
7 Mar 2004, 13:29
80 km WNW of Nagqu, China
A magnitude 5.6 mwc earthquake at 11 km depth.
Published location
Where is 80 km WNW of Nagqu, China?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
31.639000, 91.236000
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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
usp000cpbk
Coordinates
31.639, 91.236
Network
us
Significance
482