6.6-magnitude earthquake jolts NW China

An earthquake preminilary measuring 6.6 magnitude on the Richter scale jolted an area bordering Min and Zhang counties, Dingxi city, Northwest China's Gansu province at 07:45 am, July 22, according to the China Earthquake Networks Center.

The epicenter, with a depth of 20 km, was monitored at 34.521 degrees north latitude and 104.23 degrees east longitude, said the center.

No report on loss and casualty has been released.

The earthquake can be felt in Xi'an, Shaanxi province.