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淠史杭灌区是淠河、史河、杭埠河三个毗邻灌区的总称,位于安徽省的中部和西部,总面积13130平方公里,其中:丘陵占84%,平原占16%。灌区包括六安、巢湖、合肥等3个地(市)和霍丘、六安、庐江等11个县(市、区)。灌区以淠河、史河和杭埠河上游的佛子岭、磨子潭、响洪甸、梅山和龙河口5座大型水库为水源,总库容为66亿多立方米,其中兴利调节库容为28.4亿立方米。分别在淠河的横排头、史河的红石嘴、杭埠河的龙河口建成三大渠首枢纽工程。按照控制灌溉面积大小确定为7级渠道:总干渠2条,干渠11条,分干渠19条,
The Pishihang Irrigation Area is a general term for the three adjacent irrigation areas of the Bahe, Shihe and Hangbu rivers and is located in the central and western part of Anhui Province. The total area is 13,130 square kilometers, of which 84% are hills and 16% are plain. Irrigation areas include Lu’an, Chaohu, Hefei and other three places (cities) and Huoqiu, Lu’an, Lujiang and other 11 counties (cities, districts). The irrigated area is composed of five large reservoirs, namely Fuziling, Mozitan, Xiangdoudan, Meishan and Longhekou, with a total storage capacity of 6.6 billion cubic meters, including the upper reaches of Huhe River, Shihe River and Hangbu River, 2.84 billion cubic meters. Respectively, in the Henghe head of the river, the Hongshi mouth of the history of the river, the Longkoukou Hangbuhe built three main canal project. According to the control of the irrigated area size is determined as 7 channels: 2 main canal, 11 main canal, 19 main canal,