BEIJING, Jan. 9 (Xinhua) -- A 5.1-magnitude earthquake jolted the waters off eastern Taiwan's Yilan County at 7:35 p.m. Beijing Time on Saturday, according to the China Earthquake Networks Center (CENC).

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The epicenter was monitored at 24.70 degrees north latitude and 122.21 degrees east longitude, at a depth of 80 km, the center said.
Tremor was felt in Taipei, and no casualties have been reported.