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This spreadsheet includes all the approved, interim and working water quality guidelines for B.C. Water quality guidelines are concentrations of substances or physical attributes of water bodies that are predicted to be protective of specific water values including aquatic life, wildlife,...

Boron can be present in drinking water supplies through weathering of boron-containing rocks and soils, seawater spray and volcanoes as well as from anthropogenic sources such as wastewater from municipal sewage treatment and industrial processes, pesticide application and other human activities....

Guideline Technical Document for Public Consultation Consultation period ends November 28, 2023. Purpose of consultation: This guideline technical document evaluated the available information on iron with the intent of updating the guideline value for iron in drinking water.

Canadians can be exposed to antimony via food, drinking water, air and consumer products. Exposure to antimony trioxide and antimony containing substances (11 inorganic compounds) has been assessed previously (Environment Canada and Health Canada, 2010; ECCC and Health Canada, 2020). This section...

Health Canada has developed a technical document to provide regulatory authorities and decision makers with an objective for the level of iron substances in Canadian drinking water supplies. We're looking for comments on this draft document from regulatory authorities, decision makers and the...

Boundaries (polygons) of areas designated as community watershed by government - that are all or part of the drainage area that is upslope of the lowest point from which water is diverted for human consumption by a licensed waterworks, if satisfied that, to protect the water that is diverted for...

We have developed a guideline value for aluminum in drinking water to protect the health of Canadians. Learn about the health effects of aluminum and how to reduce your exposure if it is present in your drinking water.

We have developed a proposed objective for PFAS in drinking water, which is available for public consultation. Learn about PFAS and how to reduce your exposure if it is present in your drinking water.

Health Canada has developed a guideline value for cadmium in drinking water to protect the health of Canadians. Learn about the health effects of cadmium and how to reduce your exposure if it is present in your drinking water.

Canadian drinking water guidelines have been developed for a variety of microbiological, chemical, physical and radiological parameters. These guidelines, which apply to drinking water from all private and municipal water sources, are set out in a publication entitled"Guidelines for Canadian...