QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cb83
USGS usp000cb83
25 Oct 2003, 13:41
73 km SE of Zhangye, China
A magnitude 5.8 mwb earthquake at 10 km depth.
Published location
Where is 73 km SE of Zhangye, 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.
38.400000, 100.951000
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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
usp000cb83
Coordinates
38.4, 100.951
Network
us
Significance
518