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Online Consultation: Mid-Halton Wastewater Treatment Plant Upgrades


About the project

Study overview

To accommodate growth into 2031, Halton Region is considering options to increase the capacity of the existing Mid-Halton Wastewater Treatment Plant (WWTP) from 125 million litres per day (ML/d) to 175 ML/d.

The upgrades will maintain reliable wastewater services for these areas and provide capacity for new homes and businesses. The social, cultural and environmental impact of these improvements will be assessed throughout the study.

Study area

Public Information Centre materials

An online Public Information Centre took place between . To learn about the study findings so far, you can watch or listen to the video below. You can also access a PDF copy of the presentation (PDF file).

Background, Key Considerations and Next Steps

Learn about the purpose of this PIC, what the study is about, and the process and schedule. Key technical considerations and next steps in the process are also discussed.

View the Background, Key Considerations and Next Steps video transcript (PDF file).

Learn more and share your feedback

To find background information or download copies of notices and reports:

Contact us to join the study mailing list or if you need an alternate format:

Next steps and anticipated timing

Timeline
Spring 2025

Phase 1: Problems and Opportunities

Summer 2025

Phase 2: Alternative Solutions

  • Publish Notice of Commencement and Public Information Centre #1
  • Hold Public Information Centre #1 – We are here!
Fall 2025

Phase 3: Alternative Design Concepts

Hold Public Information Centre #2

Winter 2026

Phase 4: Environmental Study Report

Publish Environmental Study Report for a 30-day review period

This study is being conducted in accordance with the planning and design process for Schedule C projects as outlined in the Municipal Class Environmental Assessment process (external link) (October 2000, as amended 2007, 2011, 2015 and 2023), which is approved under the Ontario Environmental Assessment Act, RSO. 1990.

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