QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem17293413
USGS iscgem17293413
4 Mar 1963, 13:38
33 km SE of Yilan, Taiwan
A magnitude 6.3 mw earthquake at 20 km depth.
Published location
Where is 33 km SE of Yilan, Taiwan?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
24.519000, 121.951000
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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
iscgem17293413
Coordinates
24.519, 121.951
Network
iscgem
Significance
605