translate English to French: Upstream, the "chemical valley" south of Sarnia discharges 2 million cubic metres of effluent into the river each day (St.
En amont, la Â« Chemical Valley Â» au sud de Sarnia dÃ©verse chaque jour 2 millions de mÃ¨tres cubes d'effluents dans la riviÃ¨re (St.