Air Pollutant Emissions Inventory: overview
Canada’s Air Pollutant Emission Inventory (APEI) is a comprehensive inventory of air pollutants at the national, provincial and territorial level. The APEI compiles emissions of 17 air pollutants contributing to smog, acid rain and poor air quality since 1990.
- Executive Summary of the report: Canada’s Air Pollutant Emissions Inventory Report 2026
- Air Pollutant Emission Inventory Data: access emission data of key air pollutants.
- Complete Air Pollutant Emission Inventory Reports: Canada’s Air Pollutant Emissions Inventory Report 2026 (to follow)
- The full report is available on the Centre on Emission Inventories and Projections (CEIP). You can also contact us at Enviroinfo@ec.gc.ca to receive a copy of the report.
Related products
- The Black Carbon Emissions Inventory: tracks levels and trends of black carbon emissions in Canada.
- Canadian Environmental Sustainability Indicators: This indicator, which tracks the progress of the Federal Sustainable Development Strategy, reflects the latest air pollutant emissions information.
- National Pollutant Release Inventory: The National Pollutant Release Inventory (NPRI) is a legally mandated, publically accessible inventory of facility-level pollutant release. NPRI data is used along with estimation tools and methodologies to develop the APEI.
- Canada also prepares emissions projections.