No casualties reported in magnitude 5.1 China quake

XINING -- No casualties have been reported after a magnitude 5.1 earthquake hit an uninhabited area in Northwest China's Qinghai province Friday.

The quake jolted Zhidoi county in Yushu Tibetan autonomous prefecture at 9:34 am, according to the China Earthquake Networks Center.

At a depth of 10 km, the epicenter was located at a lake in Hol Xil Natural Reserve, according to the county earthquake administration.

The center said there were no villages within a 20-km radius of the epicenter.