Environnement Canada
Symbole du gouvernement du Canada

Qualité de l'eau

Colonies d'E. coli croissant sur de l'agar dans une boîte de Petri. Photo: Stephen HillLa qualité de l'eau est déterminée par sa composition chimique et bactérienne. Pour assurer la salubrité de l'eau potable au Canada, il existe des limites maximales tolérables pour tous les contaminants potentiellement nocifs.

La consommation d'eau potable de piètre qualité peut avoir un grave effet sur la santé publique. La dégradation des plans d'eau par des déchets humains et des activités industrielles peut aussi être très nocive pour le poisson et d'autres espèces fauniques.

Vous trouverez ici des renseignements sur la qualité de certaines sources d'eau, les problèmes d'eau potable et les effets sur l'environnement et la santé liés à la qualité de l'eau.

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