QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem907495
USGS iscgem907495
13 Jul 1930, 20:27
200 km S of Jiuquan, China
A magnitude 6.5 mw earthquake at 10 km depth.
Published location
Where is 200 km S of Jiuquan, 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.
37.947000, 98.231000
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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
iscgem907495
Coordinates
37.947, 98.231
Network
iscgem
Significance
654