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This guideline technical document outlines the evaluation of the available information on calcium, magnesium, hardness, chloride, sulphate, total dissolved solids (TDS) and hydrogen sulphide with the intent of updating the guideline value for these operational parameters in drinking water. The...

Purpose of consultation This guideline technical document evaluated the available information on managing risks in recreational areas with the intent of updating/recommending a preventive risk management approach to managing recreational areas. The purpose of this consultation is to solicit...

This guideline technical document evaluated the available information on microbiological pathogens and biological hazards in recreational waters with the intent to provide regulatory authorities and decision-makers with guidance on these topics. The purpose of this consultation is to solicit...

Water Quality , Reports and Publications

There are limited data on the toxicological effects of antimony in humans. The majority of the human data in the literature come from the reported side effects observed during therapeutic applications of antimony-based drugs (antimonials). Side effects observed following therapeutic-level doses...

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...

Table B-1. Total antimony concentrations for select river basins across Canada, from Environment Canada's long-term monitoring data (2000–2015) Table B-2. Total antimony concentrations for select provinces groundwater monitoring studies across Canada

This guideline technical document evaluated the available information on antimony with the intent of updating the guidelines for antimony in drinking water. The purpose of this consultation is to solicit comments on the proposed guidelines, on the approach used for its development, and on the...

Health Canada is updating its guidance document on antimony in drinking water. We're looking for comments from regulatory authorities, decision makers and the public on the draft document. Opened on December 24, 2022, and will close to new input on March 8, 2023.

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...