For Environmental Spills or emergencies please contact the Spills Action Centre:
For questions on Environmental Permissions:
For questions about maintaining a well, contact the Wells Help Desk:
- Toll-free: 1-888-396-9355
- Fax: 416-235-5960
For questions about Emissions Testing, contact the Emissions Test Contact Centre:
- Toll-free: 1-888-758-2999
For information about pesticides licensing, or assistance with the ministry’s online system, contact the Client Services and Permissions Branch:
For general public inquiries about the Air Quality Health Index:
- Toll-free: 1-866-585-5008
General ministry inquiry line
For people with hearing disabilities:
Regional and District Offices
Contact the minister
If you need information or communication supports in a different format, please let us know by using the phone numbers or contact form on this page.
Learn more about our policy on providing accessible customer service to persons with disabilities.