QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/iscgem887394
USGS iscgem887394
19 Oct 1957, 18:28
36 km SSW of Hualien City, Taiwan
A magnitude 6.9 mw earthquake at 30 km depth.
Published location
Where is 36 km SSW of Hualien City, 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.
23.655000, 121.517000
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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
iscgem887394
Coordinates
23.655, 121.517
Network
iscgem
Significance
722