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Earthquake Report

Earthquake Report Map

Earthquake Report No.009

  • Origin Time: 2026/01/23 13:41:09
  • Epicenter: 24.32°N, 121.78°E 45.9 km S of Yilan County Hall
  • Focal depth: 5 km
  • Magnitude (ML): 4.2

Intensity

Hualien County area
Largest Intensity 3

Heping 3 Taroko 2 Xibao 1

Yilan County area
Largest Intensity 3

Nan-ao 3 Su-ao 2 Dongshan 2 Niudou 2 Nanshan 1 Neicheng 1 Yilan City 1 Toucheng 1

Nantou County area
Largest Intensity 1

Hehuanshan 1

New Taipei City area
Largest Intensity 1

Wufenshan 1 Xizhi 1 Wanli 1

More Information

Report Image 
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Intensity Map 
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PGA Map 
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PGV Map 
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Waveform (Acc) 
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Parameter 
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KMZ File 
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Remarks

Note
Origin Time The origin time of earthquake in terms of Taiwan time
Lat Latitude of earthquake (°N)
Lon Longitude of earthquake (°E)
Depth Focal depth of earthquake in km
Mag The local magnitude (ML)
Stacode Station's code
Staname Station's name
Stalat Latitude of station (°N)
Stalon Longitude of station (°E)
Dist Epicentral distance in km
BAZ Azimuth in degree
PGA Peak ground acceleration of three components (VNE) in cm/s2
PGV Peak ground velocity of three components (VNE) in cm/s
Int Taiwan intensity scale (Level 0, 1, 2, 3, 4, 5-, 5+, 6-, 6+, 7)
PGA(SUM) Peak ground acceleration (Vector sum) in cm/s2
PGV(SUM) Peak ground velocity (Vector sum) in cm/s