17 Salt-Water Dams

Erection of plants to generate electricity using wind and wave energy, in the Western Cape. The sites are beyond Still Bay where a pumped storage scheme is located, similar to the Palmiet power station near Grabouw. It will see 17 salt-water dams of about 100 hectares each being built near the coast. The dams will hold between 10- and 30-million cubic metres of water. Each of the dams will have an underground pipeline with a diameter of between five and seven metres that will span distances of between one and six kilometres. Roads, a transmission line, a seawater outfall and wind pumps will cover about 200 hectares at each dam.