|A house is damaged in quake-affected Lixian County, northwest China's Gansu Province, July 22, 2013. A 6.6-magnitude earthquake jolted a juncture region of Minxian County and Zhangxian County in Dingxi City of the province Monday morning. Lixian County is about 180 kilometers away from Minxian County. (Xinhua/Li Yaoqin)
BEIJING, July 22 (Xinhua) -- The China Earthquake Administration has initiated an emergency-response plan against the quake which hit a juncture region of two counties in northwest China's Gansu Province Monday morning.
The emergency plan includes close monitoring of the quake and sending disaster-relief teams to affected areas, the administration said.
A 6.6-magnitude quake jolted the junction of the Minxian County and Zhangxian County at at 7:45 a.m. Beijing Time.
The epicenter, with a depth of 20 km, is 170 km away from the provincial capital Lanzhou, according to the administration.
A 5.6-magnitude quake jolted the same area later at 9:12 a.m..
At least three people were killed in the quake, according to local authorities.