An earthquake measuring 5.0 on the Richter scale struck Delingha City of northwest China's Qinghai Province at 1:15 PM (Beijing time) Monday, according to the China Earthquake Networks Center.

The epicenter was detected at 37.5 degrees north latitude and 96.7 degrees east longitude with a depth of 10 kilometers.

(Xinhua News Agency December 21, 2009)