About seven billion litres of sewage are released every day into rivers and dams
About 80% of the country’s dams are so enriched with nutrients they could produce toxic algal blooms
The nutrient enrichment problem can’t be solved unless appropriate levels of wastewater treatment are applied
Poorly treated wastewater in Tshwane is to blame for the water hyacinth and cyanobacteria colonies
E.Coli counts in tributaries feeding the Hennops River run into tens of millions, far above the permitted limit