The Zambezi River rises in
north-western Zambia and its catchment area covers 1,352,000
square kilometres and eight countries, namely Angola, Botswana,
Malawi, Mozambique, Namibia, Tanzania, Zambia and Zimbabwe. It
enters the Indian Ocean in Mozambique at Quelimane.
It flows for some 2,650 kilometres
from the source to the Indian Ocean. It is the fourth largest
river in Africa after the Congo, the Nile and the Niger and it
is the largest river in Africa flowing into the Indian Ocean.
Kariba Dam is located approximately halfway down the Zambezi
hydrometric network used for the control and day to day
operations of the Kariba reservoir comprise of twelve stations
where water levels are monitored daily. Flow measurements are
carried out at seven of these stations.