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 Professional

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Membership

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.

Learn More about Joining

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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.

Browse Resources

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!

Thank you to our Series Sponsors!

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 Training

Guidance 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.

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Newsletters

Find older issues of OOWA’s newsletter in our archive.

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Latest News & Events

2025 OOWA Annual Convention & Expo

Interested in Sponsoring or Exhibiting at our Annual Convention & Expo? Click the picture to open the Information Package and learn more about all the exciting opportunities to showcase your brand and products! […]

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OOWA Board appoints an Executive Director

The OOWA Board is excited to announce the appointment of Kelly Andrews to fill the role of Executive Director. Kelly started working with OOWA in March 2017 and has played a vital role in the Association’s accomplishments during her tenure. […]

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OOWA’s 2024 Summer edition of the Onsite newsletter out now!

In this edition, you’ll find:Rebuilding Soil Structure for a Septic SystemStudent Scholarship recipient updateOOWA newsBuilding Code Technical BulletinsPreparing for questions about onsite system freezing issuesand more! https://www.oowa.org/wp-content/uploads/2024/08/2024-155-OOWA-Summer-Newsletter-Online.pdf […]

Read More… from OOWA’s 2024 Summer edition of the Onsite newsletter out now!

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