There are 32 wastewater treatment works located in the Vaal River catchment area draining Gauteng. Collectively they discharge 1,500 million litres per day into the various tributaries of the Vaal.
Study Finds on MSN47m
Nearly 100 million Americans may be relying on groundwater containing ‘forever chemicals’In a nutshell A new USGS study estimates that 71-95 million Americans rely on groundwater containing detectable levels of ...
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