Beijing: A 6.6-magnitude earthquake jolted waters off Taidong County in Taiwan at 1.41 am on Wednesday March 23, according to the China Earthquake Networks Center (CENC).

The epicenter, with a depth of 20 km, was monitored at 23.45 degrees north latitude and 121.55 degrees east longitude, Xinhua news agency reported, citing the CENC.

The center said that a 5.7-magnitude earthquake hit Hualien County at 1.43 am Wednesday.

The quake, monitored at 23.50 degrees north latitude and 121.40 degrees east longitude, was reported as 6.6-magnitude earlier.