Provincial (Stream) Water Quality Monitoring Network

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

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 chloride. Spatial information for stream monitoring locations across Ontario are also available.

Stream water quality map

For more information

Environmental Monitoring and Reporting Branch  |  pwqmn@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.]

2020

2019

2018

2017

2016

2015

2002 - 2020

2000 - 2020

2000 - 2014

1964 - 2020

1964 - 1999

Supporting Files

Additional Info

Field Value
Tags
Geographic coverage Ontario
Geography Breakdown None
Source URL/Address
Maintainer Environmental Monitoring and Reporting Branch
Author
Author Email
Maintainer branch
Last Validated Date 2020-11-30
Update frequency Yearly
Access instructions