Dataset Description
The National Pollutant Release Inventory (NPRI) is Canada's public inventory of pollutant releases (to air, water and land), disposals and transfers for recycling.
Each file contains facility-reported data listed by facility and substance for a given year. Data are presented in a table and can be filtered.
Please consult the following resources to enhance your analysis:
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Guide on using and Interpreting NPRI Data: https://www.canada.ca/en/environment-climate-change/services/national-pollutant-release-inventory/using-interpreting-data.html
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Access additional data from the NPRI, including datasets and mapping products: https://www.canada.ca/en/environment-climate-change/services/national-pollutant-release-inventory/tools-resources-data/exploredata.html
Supplemental Information
More NPRI datasets and mapping products are available here: https://www.canada.ca/en/environment-climate-change/services/national-pollutant-release-inventory/tools-resources-data/access.html
Supporting Projects: National Pollutant Release Inventory (NPRI)
Organization: Environment and Climate Change Canada | Environnement et Changement climatique Canada
Last modified: 2025-11-27T16:31:09.420806