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The Nnywane Dam is a dam on the Nnywane River in Botswana. The reservoir provides a water supply to Lobatse, a town south of Gaborone. Water from the reservoir may also be transferred to Gaborone if needed. ==Construction== Nnywane Dam is the smallest of the reservoirs managed by the Water Utilities Corporation. The dam was built in 1970 with an earthcore fill structure. It has a catchment area of . The surface area of the reservoir is . The reservoir has a capacity of . It is fed by the ephemeral Nnywane River, which runs only in the rainy season. Below the dam the Nnywane flows into the Ngotwane River, which flows into Ngotwane Dam in South Africa. The Ngotwane then forms the border between Botswana and South Africa before flowing into the Gaborone Dam. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Nnywane Dam」の詳細全文を読む スポンサード リンク
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