QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0000atz
USGS usp0000atz
28 Apr 1975, 12:06
142 km S of Hotan, China
A magnitude 6.3 ms earthquake at 33 km depth.
Published location
Where is 142 km S of Hotan, 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.
35.819000, 79.915000
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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
usp0000atz
Coordinates
35.819, 79.915
Network
us
Significance
611