Dangyang is a city in western Hubei province, People's Republic of China, lying 70 kilometres (43 mi) east of the Gezhouba Dam on the Yangtze River. During the Western Han dynasty. Emperor Jing of Han established an administration in Dangyang on an area of 2,000 square kilometres (770 sq mi). In 1988 the State Council of the People's Republic of China elevated this from a county to a county-level city, and is currently under the administration of the prefecture-level city of Yichang.