South Africa produces around 229,200 gigawatt-hours (825,000 TJ) electricity annually.2015 est. Most of this electricity is consumed domestically, but around 12,000 gigawatt-hours are annually exported to Eswatini, Botswana, Mozambique, Lesotho, Namibia, Zambia, Zimbabwe and other Southern African Development Community countries participating in the Southern African Power Pool. South Africa supplements its electricity supply by importing around 9,000 GWh per year from the Cahora Bassa hydroelectric generation station in Mozambique via the 1,920 MW Cahora Bassa high-voltage direct current transmission system of which 1500 MW is sold to South Africa.
