National Pollutant Release Inventory: tools and resources


Reviewed NPRI data is available up to 2021. You can download the data from our Explore Data Page. Additionally, NPRI data is also available on the NPRI Dashboard and NPRI data search.

For technical support to access the data, please email us at

Tools and resources for accessing, analyzing and interpreting National Pollutant Release Inventory (NPRI) data on pollutant releases and transfers in Canada.

Pollution data

We have packaged the data in different ways for different uses.  You can search the entire database, download subsets of data, or view the data on maps:

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