List of contaminated sites

List of contaminated sites as provided for in section 31.68 of the Environment Quality Act. More information is available on the [City Portal] (https://montreal.ca/sujets/terrains-contamines).

It is also possible to consult the data in the [directory of the Ministry of the Environment and the Fight against Climate Change, Wildlife and Parks of Quebec] (https://www.donneesquebec.ca/recherche/dataset/repertoire-des-terrains-contamines-gtc) in addition.

Data and Resources

Additional Info

Field Value
Last Updated April 17, 2026, 19:34 (UTC)
Created April 17, 2026, 19:34 (UTC)
contact_email donneesouvertes@montreal.ca
contact_person {"en": "Ville de Montréal", "fr": "Ville de Montréal"}
criticality_level []
data_dictionary ["environment"]
geographic_scope []
open_canada_collection federated
open_canada_date_published 2018-04-30 00:00:00
open_canada_keywords {"en-t-fr": ["Contamination", "Decontamination", "Environment", "SeNV", "SG", "Sol", "Terrain"], "fr": ["Contamination", "Décontamination", "Environnement", "SEnv", "SG", "Sol", "Terrain"]}
open_canada_subject ["nature_and_environment"]
sensitivity_level unrestricted
title_fr Liste des terrains contaminés
update_frequency continual