Taiwan earthquakes

M4.8 earthquake 21 km ENE of Puli, Taiwan

A magnitude 4.8 earthquake struck 21 km ENE of Puli, Taiwan on Mon, Sep 27, 1999, 3:00 PM GMT+8 (07:00 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.3 66 km S of Hualien City, Taiwan. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.8 (mb), light
Local time
UTC
1999-09-27 07:00:44 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
24.023° N, 121.171° E
Region
Taiwan
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.8 and up: 71 in the 60 days after this one and 109 in the 30 days before it.

After

The first 60 of 71.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0009f3e. Read Tue, Sep 29, 2026, 4:35 PM UTC.