Looking for resources to help prepare for upcoming examinations? Study guides and manuals are available through the Ontario Water and Wastewater Certification Office (OWWCO) Bookstore linked below.
Many operators seek out additional resources for study purposes. For your convenience, some links have been provided below. These resources are intended to help operators prepare for exams and are not intended to replace the appropriate training and experience an operator should have. These resources will not completely cover all exam subject areas.
Formula and Conversion Tables
Sample Exam Questions and Study Guides
The following links will direct you to the Ontario Water and Wastewater Association’s (OWWA) Certification and Education Committee test questions that are published in issues of Ontario Pipeline. These questions resemble those appearing on certification exams and can be used for study purposes.
To request specific topics, contact them at firstname.lastname@example.org.
Test Your Knowledge
Summer 2020 Questions and Answers.
Winter 2019 Questions and Answers.
Fall 2019 Questions and Answers.
Summer 2019 Questions and Answers.
Spring 2019 Questions and Answers.
Winter 2018 Questions and Answers.