Indus River
The river is 3180 km long. It is Pakistan's longest river. The river has a total drainage area exceeding 1,165,000 km2 (450,000 sq mi). Its estimated annual flow stands at around 207 km3 (50 cu mi), making it the twenty-first largest river in the world in terms of annual flow. It discharges about 6,600 cubic meters per second.