About the National Pollutant Release Inventory

The National Pollutant Release Inventory (NPRI) is Canada’s public inventory of releases, disposals and transfers. It tracks over 320 pollutants from over 7,000 facilities across Canada. Reporting facilities include factories that manufacture a variety of goods, mines, oil and gas operations, power plants and sewage treatment plants.

The information that facility owners and operators must report to the inventory:

Information collected

The NPRI collects information on pollution from facilities, such as:

Targeted facilities

Facility owners and operators may need to report if they meet at least one of these conditions:

We provide tools and guidance to help them:

Useful source of information

Our data helps inform decisions on protecting the environment by:

Use NPRI data and reports

The NPRI reports are publicly available. All levels of government, companies, organizations, researchers and citizens can use the data.

Find out about pollutants in your community by using our data:

Contact us

National Pollutant Release Inventory
Environment and Climate Change Canada
5th Floor, Place Vincent Massey
351 St-Joseph Boulevard, Gatineau, QC K1A 0H3
Telephone: 1-877-877-8375
E-mail: inrp-npri@ec.gc.ca

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