QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgemsup16958240
USGS iscgemsup16958240
4 Apr 1913, 13:34
112 km NNW of Keelung, Taiwan
A magnitude 6.1 mw earthquake at 15 km depth.
Published location
Where is 112 km NNW of Keelung, 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.
26.109000, 121.443000
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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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Use local emergency authorities and the live USGS event page. This historical evidence page is not an alert service.
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Catalog fields and provenance
Event ID
iscgemsup16958240
Coordinates
26.109, 121.443
Network
iscgemsup
Significance
571