QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem901523
USGS iscgem901523
5 Aug 1940, 10:55
58 km SSW of Yingkou, China
A magnitude 6 mw earthquake at 15 km depth.
Published location
Where is 58 km SSW of Yingkou, 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.
40.150000, 122.058000
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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
iscgem901523
Coordinates
40.15, 122.058
Network
iscgem
Significance
558