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丹江口水库始建于1958年,北靠秦岭,西邻大巴山,跨越湖北、河南两省三县一市,分丹江、汉江两大库区,控制流域面积9.7万km2,总库容量175亿m3,是一座以防洪、供水、发电、灌溉、航运、渔业等为主的特大型水库,是南水北调中线工程水源所在地和渠首所在地,于2014年10月开始向北京等地供水。位于南北气候过渡地带,属北亚热带大陆性季风气候,光、热、水资源十分丰富。多年平均气温16℃,无霜期
Danjiangkou Reservoir was founded in 1958, north of Qinling, Daba Mountain west, across Hubei and Henan provinces in three counties and one city, points Danjiang and Hanjiang two major reservoir areas, control basin area of 97000 km2, the total reservoir capacity of 17500000000 m3. It is an oversize reservoir dominated by flood control, water supply, power generation, irrigation, shipping and fishery. It is also the water source of the mid-route of the South-to-North Water Diversion Project and the head of drainage. From October 2014, it began supplying water to Beijing and other places. Located in the transition zone between North and South climate, belongs to the northern subtropical continental monsoon climate, light, heat, water is very rich. Years average temperature 16 ℃, frost-free period