Find a Professional
OOWA is dedicated to providing access to a large network of onsite wastewater professionals throughout Ontario. Our members include a wide range of disciplines such as sewage (septic) system design and installation to septic tank pump-outs, repair, and inspections.
Find a ProfessionalMembership
When you become a member of OOWA, you are joining a network of engaged professionals who are leaders in the onsite industry and in their communities. Our members have access to leading continuing education resources and association benefits.
Homeowner Resources
Our goal is to help homeowners find resources about septic systems. Learn more about how septic systems work, how to prolong their life, how to get one installed on your property, and why onsite wastewater management is good for your property and the environment.
Video Library
Are you a rural homeowner looking to learn more about your sewage (septic) system? Are you an industry professional looking for resources? OOWA continues to populate our YouTube channel with content for various audiences. Check back often for our latest releases!
Exhibiting at OOWA's Annual Convention & Expo
Sponsoring at OOWA's Annual Convention & Expo
Who is OOWA?! Words from Our Current Members!
OOWA's Annual Convention & Expo
2024 OOWA University Scholarship Recipient Video
OOWA Sewage System Installation Video
OOWA Regional Meetings 2023
2023 OOWA University Scholarship Recipient - Grace Rabb
Septic Systems Basics Webinar
Septic (Sewage) System Do's and Don'ts
OOWA 2022 Scholarship Awards University Recipient Announcement
OOWA 2022 Scholarship Award Announcement
OOWA's 2022 Industry Awards
Septic System Basics for Homeowners
OOWA 2022 Annual Convention Closing Remarks
Training
Our members have access to quality education and training across the province. OOWA recognizes a number of educational providers who offer a wide variety of courses and training schedules. Courses delivered by these recognized providers may be used towards accreditation and experience requirements needed to qualify for the Registered Professional Program.
Learn More About TrainingGuidance Documents
OOWA’s Onsite Technical Committee (OTC) has prepared many peer-reviewed guidance documents with the goal of providing clarification and uniform practices regarding many industry undertakings including the installation of sand filter beds, pump chambers, and site evaluation to name a few.
Learn More