QQuakeFacts
QuakeFactsEvidence report · prepared 2 September 2026https://quakes99.com/entity/usp000cv69
USGS usp000cv69

16 May 2004, 07:04

99 km SSE of Hualien City, Taiwan

A magnitude 5.6 mwb earthquake at 34.5 km depth.

Depth34.5 kmPublished hypocentral depth
Tsunami flagNot flaggedUSGS catalog flag, not a current warning
Updated2 May 2022Latest timestamp stored in this record

Published location

Where is 99 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.

23.095000, 121.814000

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Map data © OpenStreetMap contributors

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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Nearby events with a similar magnitude

M 5.6

61 km W of Yonakuni, Japan

M 5.6

1 km SSW of Lugu, Taiwan

M 5.6

17 km SSE of Hualien City, Taiwan

M 5.6

Taiwan

M 5.6

75 km SW of Yonakuni, Japan

M 5.6

92 km ESE of Yujing, Taiwan

Catalog fields and provenance
Event ID
usp000cv69
Coordinates
23.095, 121.814
Network
us
Significance
482