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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...

Groundwater level search results include data from 14 groundwater level observation wells across PEI; mapped locations of observation wells; graphs; and downloadable raw data. The groundwater level data provides long-term trend information, both historical and real-time, on groundwater levels.

This Data set provides detailed information about the quality of drinking water. The application provides a summary of the on-going testing of drinking water done by the Prince Edward Island Analytical Laboratories.The summary results will show values for the following parameters: alkalinity,...

This data set includes information on sampling locations, water chemistry and chlorophyll collected at 18 locations in the Great Lakes-St. Lawrence River and 4 locations in Lake Simcoe.

The Drinking Water Surveillance Program (DWSP) monitors water quality at selected municipal drinking water systems for scientific and research purposes. DWSP is a voluntary partnership that compliments the regulatory monitoring that must be done by the drinking water systems. DWSP monitors for...

This dataset includes the following information for public registered and municipal drinking water supplies: Site Name, County, Date Boil Advisory Issued, Date Boil Advisory Removed, Facility Type (Registered or Municipal), Length of Advisory in Days, Reason for the Report. This dataset includes...

Province-wide SDE spatial layer displaying consumptive water licence points of diversion for drinking water systems. In the context of this layer, Drinking Water Systems means two or more water licences for domestic purposes at a single POD; and/or a water licence(s) for any other purpose...