Single year data tables by facility – releases, transfers and disposals

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:

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)

Data and Resources

Additional Info

Field Value
Last Updated April 17, 2026, 17:58 (UTC)
Created April 17, 2026, 17:58 (UTC)
contact_email inrp-npri@ec.gc.ca
contact_person {}
criticality_level []
data_dictionary []
geographic_scope ["0"]
open_canada_collection primary
open_canada_date_published 2025-11-27 00:00:00
open_canada_keywords {"en": ["Pollution", "Environmental programs", "Pollution prevention", "Inventory", "Reporting", "Pollutant", "Pollution", "Release", "Emission", "Transfer", "Disposal", "Recycling", "Air", "Land", "Water", "Facility", "Location", "Map", "Database", "NAICS code", "Industry type", "Chemical substance", "Stack", "Criteria air contaminant", "CAC", "Polycyclic aromatichydrocarbon", "PAH", "Dioxin", "Furan", "Hexachlorobenzene", "HCB", "Carbon monoxide", "CO", "Nitrogen oxide", "NOx", "Sulphur dioxide", "SO2", "Particulatematter", "Volatile organic compound", "VOC", "Isomer missions", "volatile organic compound", "nitrogen oxides", "sulphur oxide", "ammonia", "facilities", "environmental performance", "business", "release", "map", "sector"], "fr": ["Pollution", "Programme relatif à l'environnement", "Prévention de la pollution", "Inventaire", "Déclaration", "Polluant", "Pollution", "Rejet", "Émission", "Transfert", "Élimination", "Recyclage", "Air", "Sol", "Eau", "Installation", "Localisation", "Carte", "Base de données", "Code SCIAN", "Type d'industrie", "Substance chimique", "Cheminée", "Principaux contaminantsatmosphériques", "PAC", "Hydrocarbure aromatique polycyclique", "HAP", "Dioxine", "Furane", "Hexachlorobenzène", "HCB", "Monoxyde de carbone", "CO", "Oxyde d'azote", "NOx", "Dioxyde de soufre", "SO2", "Matière particulaire", "Composés organiques volatils", "COV", "Isomère"]}
open_canada_subject ["nature_and_environment"]
sensitivity_level unrestricted
title_fr Tableaux de données pour une année, par installation – Rejets, transferts et éliminations
update_frequency P1Y