List of most-polluted rivers

This list contains rivers and other streams that have been regarded, currently or historically, as among the most polluted in the world due to their quantity of pollution, the severity of different components of the stream's pollution, its impact on the local population, or a combination of all factors.

Second among a group of ten rivers responsible for about 90% of all the plastic that reaches the oceans.

[48][49] Receives 800 million litres of largely untreated sewage and additional 44 million litres of industrial effluents each day.

[87][88]

Pollution flowing in the River Ganges, including plastics, cloths, and waste products.
Significant pollution flowing in the River Ganges , generally considered to be among the worst-polluted rivers worldwide.