| Magnitude | 5.1 |
| Alert | Strong |
| Depth | 33.0 km |
| Coordinates | 23.800, 121.485 |
| UTC time | 1999-09-20 20:40:05.640 |
Earthquake details
Monday, September 20, 1999 Earthquake
The earthquake hit Taiwan on Monday, September 20, 1999 at 20:40 UTC with a magnitude of 5.1. The closest known location in the current dataset is Hualien City (Taiwan - TW), about 23.1 km away. The epicenter is located at longitude 121.485 and latitude 23.800.
| Location | Hualien City |
| Country | Taiwan (TW) |
| Severity | Strong |
Earthquake map 1999-09-20
Closest countries
The 12 closest cities near the epicenter.
| Hualien City | 23.1 km |
| Puli | 55.6 km |
| Zhushan | 81.9 km |
| Caotun | 83.5 km |
| Nantou City | 84.6 km |
| Wufeng District | 85.3 km |
| Taichung | 90.2 km |
| Tianzhong | 91.8 km |
| Shetou | 91.9 km |
| Yuanlin | 94.1 km |
| Douliu | 96.5 km |
| Yongjing | 96.6 km |
Nearby earthquakes
The latest 8 earthquakes within 100 km of this epicenter.
M 4.3
Hualien City
Taiwan · 2026-05-20 01:11 UTC
54.7 km
M 4.4
Puli
Taiwan · 2026-05-17 00:46 UTC
59.4 km
M 4.7
Hualien City
Taiwan · 2026-05-13 10:43 UTC
24.7 km
M 5.1
Hualien City
Taiwan · 2026-05-12 06:53 UTC
59.7 km
M 4.3
Hualien City
Taiwan · 2026-05-07 20:57 UTC
57.6 km
M 4.4
Hualien City
Taiwan · 2026-04-04 21:23 UTC
31.1 km
M 5.2
Hualien City
Taiwan · 2026-04-04 17:14 UTC
27.6 km
M 4.4
Hualien City
Taiwan · 2026-03-27 02:28 UTC
107.9 km
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