The following table shows the fees you must pay for various services related to the Drinking Water and Wastewater Operator Certification Program. 

You must pay any fee at the time you submit your application form. Fees can be paid by cheque (made payable to the “Minister of Finance”) or credit card.

Drinking Water - Exam Fee Table

Visit either the drinking water operators or the wastewater operators section of our online resource library for a complete collection of resources.

If you have questions, 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.