QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp0003y09
USGS usp0003y09
3 Aug 1989, 12:31
109 km SSE of Hualien City, Taiwan
A magnitude 6.6 mw earthquake at 10.7 km depth.
Published location
Where is 109 km SSE 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.
23.043000, 121.965000
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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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Nearby events with a similar magnitude
Catalog fields and provenance
Event ID
usp0003y09
Coordinates
23.043, 121.965
Network
us
Significance
670