
Alerts To keep you informed of important messages from the city!	2026-10-21 October 21, 2026 - Drinking water supply interruption AND boil water advisory for certain addresses on Sainte-Marie, Hymus, Frank-Toope and Trans-Canada Highway Drinking water supply interruption AND boil water advisory for certain addresses on Sainte-Marie, Hymus, Frank-Toope and Trans-Canada Highway October 21, 2026 - Drinking water supply interruption AND boil water advisory for certain addresses on Sainte-Marie, Hymus, Frank-Toope and Trans-Canada Highway Notice to affected residences: Chemin Sainte-Marie: 17000 and 17084 to 17088 Hymus Boulevard: 17150 and 17250 Frank-Toppe Street: 38 Trans-Canada Highway: 17080 and 17090 Due to ongoing work related to the Livéo development project, a temporary interruption of the drinking water supply is scheduled for WEDNESDAY, October 21, between 9 am and 3 pm, for the above-mentioned addresses. In preparation for this work, we recommend to stock up on potable water to meet consumption needs during this period. Once water supply is restored, a preventative boil-water advisory will be in effect until further notice. Preventative Boil-Water Advisory RECOMMENDATIONS: Please note that you must boil your tap water (bringing it to a bubbling boil) for at least 1 minute before drinking it, or use bottled water for: drinking or preparing beverages; preparing baby bottles and baby food; washing and preparing food to be eaten raw (fruits, vegetables, etc.); preparing food that doesn’t require long cooking time; making ice cubes; brushing your teeth or rinsing your mouth; providing water to pets. YOU MAY USE UNBOILED TAP WATER TO : prepare food and dishes that require long boiling time for cooking; wash dishes in hot water, making sure to dry them well; wash clothing; take a shower or bath (make sure that young children do not swallow water while bathing). Lifting of the boil-water advisory Water samples will be collected from various locations and submitted for laboratory analysis. The boil-water advisory will be lifted once we receive the results of these tests. Please consult the Alerts section of the website for updates regarding the lifting of the boil water advisory. Questions? If you require additional information, please call 514 694-4100. Outside regular business hours, please call 514 630-1234. Thank you for your understanding.
Works Info Stay informed about the work being carried out in the city, whether it involves road repairs, infrastructure maintenance, work on the water network, or park redevelopment. For any questions or to report an issue related to the work, please call 514-694-4100.	2026-10-09 Closure of Chemin Sainte-Marie from October 13 to 23 Chemin Sainte-Marie between Boulevard Saint-Charles and the first entrance to the Walmart shopping centre will be completely closed to traffic from Tuesday, October 13 to Friday, October 23, inclusive. Closure of Chemin Sainte-Marie from October 13 to 23 As part of work being carried out by contractor Sotramont, the section of Chemin Sainte-Marie between Boulevard Saint-Charles and the first entrance to the Walmart shopping centre will be completely closed to traffic from Tuesday, October 13 to Friday, October 23, inclusive. Despite the closure, access to the shopping centre where Walmart is located, as well as to the underground parking garages of the residential buildings on Chemin Sainte-Marie, will remain available via East Hymus Boulevard. A detour route will be clearly marked to guide motorists. We thank residents and businesses in the area for their understanding and cooperation throughout the duration of the work.
	2026-08-28 Street Lighting – Replacement of lampposts Nature of the work: Replacement of lampposts to convert the old lighting source to LED. Street Lighting – Replacement of lampposts Dates: From August 28 to the end of October 2026, for approximately nine weeks. Nature of the work: Replacement of lampposts to convert the old lighting source to LED. Location: District 2 (Holleuffer) Elkas Street Houde Street Lancelot Street Ruben Street Snair Street Rolland Laniel Street District 3 (Brunswick) Harmony Street Valérie Street District 5 (Lacey-Green East) Acres Street Oriole Street District 6 (Canvin) Edmond Street District 7 (Saint-Charles) Kirkland Boulevard Sainte-Marie Road de Tarragone Street Moreau Street Beacon Street Alta-Vista Street Terry Fox Street District 8 (Summerhill) Montrose Street de la Châtelaine Street Desbarats Street Monsadel Street
	2026-06-29 Reconfiguration of the merge lane onto Saint-Charles Boulevard South at the Sainte-Marie Road East intersection Reconfiguration of the merge lane onto Saint-Charles Boulevard South at the Sainte-Marie Road East intersection, starting June 29. Reconfiguration of the merge lane onto Saint-Charles Boulevard South at the Sainte-Marie Road East intersection - Update: September 29 - Dates: Work postponed until Spring 2027 Location: Saint-Charles Boulevard South, at the intersection of Sainte-Marie Road East Nature of the work: Work will be carried out to reconfigure the right-turn lane providing access to Saint-Charles Boulevard South from Sainte-Marie Road East. This work will be carried out in Spring 2027 as part of Sotramont’s ongoing residential development project. Traffic disruptions to be expected: The existing access ramp to Saint-Charles Boulevard South will remain completely closed, and the signage currently in place in the area will remain unchanged. Information: 514 694-4100, ext. 3411 [email protected]

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Clean Air Clear Water

Clean Air and Clear Water

Applicable Regulations

Montreal’s Division du contrôle des rejets industriels is the department responsible for monitoring industrial discharges on the island of Montreal. Its mandate is to ensure that air emissions and wastewater emanating from industrial and commercial sources are not prejudicial to public health, immovables, infrastructure, or to the environment in general.

This department is also responsible for enforcing water and air quality regulatory compliance on the territory of the Montreal Agglomeration.

Anyone who is inconvenienced by air pollutants such as odour emissions, smoke, fumes or dust, or who witnesses illicit dumping or other nuisances caused by the discharge of wastewater in the environment, is urged to officially register a complaint with Montreal authorities.

Making a Complaint

If you witness an infraction or a reprehensible act or practice that violates the by-laws on water and air quality in effect on the Montreal territory, please notify Montreal’s Division du contrôle des rejets industriels who will investigate and advise you of their findings.

By Phone (at anytime) : 514 280-4330

Online : Report an environmentally harmful event | Ville de Montréal

To report an environmental emergency requiring an immediate intervention, call 911.

To learn more about what constitutes an environmental emergency, visit the Environmental Emergency page in the Public Security section under the tab Services to citizens, or click here.

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Alerts

October 21, 2026 - Drinking water supply interruption AND boil water advisory for certain addresses on Sainte-Marie, Hymus, Frank-Toope and Trans-Canada Highway

Works Info

Closure of Chemin Sainte-Marie from October 13 to 23

Street Lighting – Replacement of lampposts

Reconfiguration of the merge lane onto Saint-Charles Boulevard South at the Sainte-Marie Road East intersection