Donghu Reservoir Yangjiang County Reservoir

Donghu Reservoir undertakes the task of supplying water to Shenzhen and Hong Kong. "I live in Dongjiang Head, and you live in Dongjiang Head. I miss you every day and drink Dongjiang water. "

Dongjiang River is one of the three major rivers in the Pearl River system, which originates from Xunwu, Anyuan and dingnan county in Jiangxi Province and flows through Longchuan, Heyuan, Huizhou and Dongguan in Guangdong Province. Dongjiang is famous far and wide, which is closely related to the water supply project in Shen Dong.

Located in the upper reaches of Nalong River in the northeast of Yangjiang County, it was started in June 1959 1 1 and completed in June 1974. The total storage capacity is10.23 billion cubic meters. The catchment area is 50.5 square kilometers, which is the smallest large-scale reservoir built in Guangdong Province. There are four main dams and auxiliary dams, all of which are homogeneous earth dams. The maximum dam height of the main dam is 30.3m, and the crest length is130m. The total length of the three auxiliary dams is 276 meters, and the maximum dam height is 24.3 meters. The clear width of spillway is 8m, which is controlled by reinforced concrete radial gate. The reservoir flooded 3,800 mu of cultivated land, with immigrants 1023 people, and the total project cost 155 10000 yuan. Total irrigated area1.4000 mu and effective irrigated area 1.987 mu.