Welcome to the Ontario Water Wastewater Certification Office. This website will assist you through the process of certification and licensing under Ontario regulations 170/03, 128/04 of the Safe Drinking Water Act and 129/04 of Ontario Water Resources Act. If this is your first time visiting us, we recommend that you go the “Getting Started” section.

 

 

 

List of Independent Training Organizations

 

Website Accessibility Options

 

WE HAVE MOVED!
Effective February 10, 2014, OWWCO moved to Suite 600. Our new address is 302 The East Mall, Suite 600, Etobicoke, ON M9B 6C7
March 31st deadline to write Operator-in-Training exams at municipal/operating authority sites. For more information, (Click HERE).
Download and read the latest Operator Certification Bulletin, the Drinking Water and Wastewater Operator Certification News. (Click HERE)
To subscribe to our email news bulletin Click HERE.

 

Operator Certification Working Group meeting highlights (Click HERE)
For information on new Walkerton Clean Water Centre course offerings (Click HERE)

 

 

 


 

About UsGetting Started | Operators in Training | Certificate Upgrades | Certificate Renewals | Examinations | Facility/Subsystem Classification | Water Quality Analyst