Songtao Reservoir

The Songtao Reservoir (Chinese: 松涛水库; pinyin: Sōngtāo Shuǐkù), also known as the Songtao Reservoir Irrigation Area, is the largest body of water in Hainan, and the second largest reservoir^[1] in China.^[4]

Songtao Reservoir Dam
Map showing the Songtao Reservoir (Greenfield Reservoir)
Location within China
Country	China
Location	Hainan
Coordinates	19°19′57″N 109°40′44″E
Construction began	1958[1]
Opening date	1969[2]
Dam and spillways
Impounds	Nandu River
Height	80.7 m (265 ft)
Length	760 m (2,490 ft)
Reservoir
Creates	Songtao Reservoir Songtao Reservoir Irrigation Area (Code BHF60000181)
Total capacity	3,070,000,000 m3 (2,490,000 acre⋅ft) [3]
Surface area	58.66 km2 (22.65 sq mi)

Located upstream of the Nandu River approximately 20 kilometres (12 mi) southeast of Danzhou City, the reservoir covers 0.17 percent of the island and has a total capacity of 3,340,000,000 cubic metres (1.18×10¹¹ cu ft). The reservoir contains more than 100 islands, and is used for agriculture, fisheries, and tourism.^[5]