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OOWA Submits Comments on Proposed 2026 Ontario Building Code Changes for Combined Treatment and Dispersal Systems

On direction from the Board of Directors, OOWA struck a task group to review the proposed 2026 Ontario Building Code Part 8 changes related to Combined Treatment and Dispersal Systems. The task group brought together a cross-section of member perspectives from across the onsite wastewater industry, with a focus on helping ensure the proposed code […]

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Ontario Building Code Updates

April 20, 2026 The Minister of Municipal Affairs and Housing has amended Ontario’s 2024 Building Code (OBC) to clarify requirements and create greater certainty in building permit and inspection processes. The following changes surrounding Part 8 of the OBC came into effect on April 20, 2026:1. Clarifying technical requirements for pipes when leaching chambers are used […]

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2026 Board of Director Nominations

We are seeking nominations for qualified individuals for election to the OOWA Board of Directors. The Board is composed of a minimum of seven (7) and not more than fifteen (15) directors. Board seats are a three-year term, volunteer position without remuneration.    Board members are expected to participate in at least one (1) committee, and […]

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2024 Annual General Meeting Notice

OOWA’s Annual General Meeting (AGM) is taking place at our Annual Convention on Sunday, March 03, 2024 at 4:15 p.m. – 5:30 p.m.  Please join us for some exciting announcements, Board member elections and to discuss where we are heading in 2024.  This year we will offer the ability to attend virtually via ZOOM. Details […]

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OOWA’s 2023 Fall/Winter edition of the Onsite newsletter was released!

In this edition: Meet OOWA’s newest staff member, Claire! How Being Too Busy Can be Bad for Business Engaging the Next Generation 2024 Convention Keynote Speaker Announcement Saying farewell to a champ How can your OOWA membership save you money? Chamber vs. Leaching Chambers in Shallow Buried Trench Leaching Beds and more! […]

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Submit a presentation proposal for our Annual Convention

Here are the details for submitting a presentation proposal. The deadline to submit a presentation abstract is Friday, September 29, 2023. We are especially seeking technical presentations and case studies. Email info@oowa.org with the following: Your presentation abstract (one page, up to 500 words) A brief bio of the presenter Photo of the presenter Your availability to […]

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