Rietvlei Dam was created in 1934.
Rietvlei Nature Reserve was created in 1929.
Rietvlei Wetland Reserve was created in 1984.
The area of Rietvlei Nature Reserve is 38 square kilometers.
The area of Rietvlei Wetland Reserve is 6,630,000.0 square meters.
Dubi Dam Dam was created on 2005-06-05.
Olushandja Dam was created in 1990.
Naute Dam was created in 1972.
Keban Dam was created in 1974.
Orós Dam was created in 1961.
Boca Dam was created in 1937.
Magat Dam was created in 1983.
Derby Dam was created in 1903.