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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,...

This dataset provides the results obtained by Health Canada’s Radiological Monitoring Network (CRMN) for the tritium activity concentration in drinking water originating from the water treatment plants in Ottawa, ON. More information about the CRMN network can be found on the Health Canada...

This dataset provides the results obtained by Health Canada’s Canadian Radiological Monitoring Network (CRMN) for the gross alpha and beta activity concentrations in drinking water, given in units of becquerels per liter (Bq/L). More information about the CRMN network can be found on the Health...

Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the area of fresh water. It is split into squares that have the percentage of total fresh water. Each square covers an area of 10,000 square kilometers. According to the map, fresh water bodies occupy 7.9% of the...

Health Canada’s Canadian Radiological Monitoring Network (CRMN) is a national network that routinely collects environmental samples for radioactivity analysis. More information about the CRMN can be found here:...

Lake Ontario is the primary source of drinking water for millions of people. Undesirable taste and odour events may occur in late summer as a result of the release of two volatile organic compounds geosmin (trans-1,10-dimethyl-trans-9-decalol) and...

The Canadian Environmental Sustainability Indicators (CESI) program provides data and information to track Canada's performance on key environmental sustainability issues. The Reducing phosphorus loads to Lake Simcoe and south-eastern Georgian Bay indicator reports the contribution projects...