QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup894962
USGS iscgemsup894962
18 Nov 1951, 12:07
63 km NE of Dêqên, China
A magnitude 6 mw earthquake at 15 km depth.
Published location
Where is 63 km NE of Dêqên, 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.
30.409000, 91.135000
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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
iscgemsup894962
Coordinates
30.409, 91.135
Network
iscgemsup
Significance
558