Provincial (Stream) Water Quality Monitoring Network

Provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chlorophyll.

The Provincial (Stream) Water Quality Monitoring Network (PWQMN) measures water quality in rivers and streams across Ontario. This dataset provides stream water quality monitoring data for a number of parameters, including total and dissolved nutrients, metals, and chlorophyll. Spatial information for stream monitoring locations across Ontario are also available.

Stream water quality map

Contact

Ontario's Open Data Team opengov@ontario.ca

Data

Data Available

The data described here is available for you to use. [Learn more]
[See the licence for how you're allowed to use this data.]

Covers 1964-01-01 - 2016-12-31

Supporting Files

Additional Info

Field Value
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Last Validated Date 2018-01-05
Update frequency Yearly
Access instructions