Databank of Official Statistics on Québec
A collaborative effort involving partner departments and agencies under the coordination of the Institut de la statistique du Québec

Natural waters

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The Ministère du Développement durable, de l’Environnement et de la Lutte contre les changements climatiques has established water quality criteria for swimming and protecting water from eutrophication. Monitoring the water quality of the St. Lawrence River and Québec’s main watercourses by measuring the concentrations of fecal coliforms and phosphorus indicates the frequency of exceedance of these criteria.
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