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Drinking Water Surveillance Program

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 inorganic, organic and radiological parameters.

Water quality data are available by individual years.

Additional Info

Field Value
Tags
Geographic coverage Ontario
Last Validated Date 2021-05-26
Update frequency Yearly

Drinking Water Surveillance Program

Learn more about accessing data using different file types.

2018 - 2020


2013 - 2017


2008 - 2012


2003 - 2007


1998 - 2002


Supporting Files

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