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- Urban Planning
Urban Planning and Infrastructure
- Roads and Public Works
-
Construction and Renovation
- General Information
- Demolition
- Driveway, Walkway and Parking Area
- Exterior Work
- Fence and Hedge
- Geothermal Systems
- Interior Renovations
- Landscaping
- Landscaping and pool
- Licence for Landscapers and Snow Removal Contractors
- Mechanical Equipment
- New Buildings and Extensions
- Occupancy Certificate: Use of a new building, change of use, commercial premises and café-terrace
- Plumbing
- Retaining Wall
- Rock Excavation and Blasting
- Roof
- Signs
- Solar Panel
- Tree Felling
- Windows and Doors
- Urban Planning
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Visit a Treatment Centre for Organic Waste
In summary
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October 20, 2026
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9 a.m. to 1 p.m.
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Free
Visit a treatment centre for organic waste to discover how composting works and learn tips for better waste sorting!
As part of Québec Waste Reduction Week, the City invites residents to a guided tour of the treatment centre for organic waste, CTMO Saint-Laurent. Sign up today–spaces are limited!
Please note:
- The tour is reserved for Westmount residents aged 8 and over.
- The tour take place indoors and outdoors, so dress for the weather. Closed-toe shoes are mandatory.
- Transportation to and from the treatment centre will be provided by bus from the Westmount Recreation Centre.
- Westmount's food waste is not processed at this facility. However, this is a unique opportunity to see how large-scale composting works.
- Date: Tuesday, October 20 (regardless of weather)
- Meeting time: 9 a.m. at the Westmount Recreation Centre (4675 Sainte-Catherine Street West)
- Visit duration: 2 h
- Return to the meeting point: around 1 p.m. (depending on traffic)
Right to use: The City of Westmount reserves the right to use in its publications the photos and videos taken during its programmes and events.
