Visit either the drinking water operators or the wastewater operators section of our online resource library for a complete collection of resources.
Other helpful resources include:
- Guide to completing water and wastewater operator certification and facility classification forms
- Information on the water and wastewater operator certification systems (WWOCS)
- OWWCO exam schedule
- Registering and preparing for exams
- Fees
- Walkerton Clean Water Centre
If you have questions about operator certification, contact the Ontario Water and Wastewater Certification Office (OWWCO) at 416-231-2100, or toll-free at 1-877-231-2122. You can also send an email to info@owwco.ca.
