An earthquake measuring 6.4 on the Richter scale struck remote Qinghai Province in northwest China at 9:52 a.m. Friday, the China Earthquake Administration said. There were no immediate reports of casualties or property losses, local government said. The epicenter was located at 37.6 degrees north latitude and 95.8 east longitude and was near the Dachaidan region in the Mongolian-Tibetan Autonomous Prefecture of Haixi, according to the China Earthquake Administration. The epicenter was about 110 km away from Delingha City, the capital of the prefecture, and about 150 km away from Golmud, another major city in the Haixi prefecture. The quake was felt in Golmud, local government said. 