Default emission factors for electricity imports in Ontario

The data provides default emission factors for calculating greenhouse gas emissions each year. It also includes a detailed overview of the methodology used in the development of the emission factors. This data is used for required reporting under Ontario's cap & trade program. Under the program, electricity importers are required to report the emissions associated with electricity imported into Ontario and submit carbon allowances for these emissions. The regions and provinces covered in the data include: * Independent Systems Operator New England (ISO-NE) * Pennsylvania-New Jersey-Maryland Interconnection (PJM) * Midcontinent Independent System Operator (MISO) * New York Independent Systems Operator (NYISO) * Manitoba * Quebec * Unspecified (other) Learn more about default emission factors.

Data and Resources

Additional Info

Field Value
Last Updated January 16, 2026, 21:08 (UTC)
Created January 16, 2026, 21:08 (UTC)
contains_pii non
criticality_level Faible
data_formats HTML; XLSX
fair_openness Level 2 - Machine-readable
geographic_scope Québec
sensitivity_level Faible
source_inventaire Inventaire_W
source_url https://open.canada.ca/data/en/dataset/a6d2d197-4608-4cba-8a1a-6e279ea39fd0
subject government_and_politics
update_frequency P1Y
year_most_recent 2025-06-13 15:25:06.140000
year_start 2021-01-27 16:17:35.522000