Given current conditions and the weather forecast, the City is maintaining the INTERVENTION mode, activated on April 17, 2026, in accordance with the Ville de Sainte-Anne-de-Bellevue’s emergency plan.

It is imperative that all residents near Lac des Deux-Montagnes remain vigilant and, if necessary, take the necessary measures to protect their homes.

CURRENT STATUS

LAC DES DEUX-MONTAGNES

• The flow of the Ottawa River at the Carillon Dam continues to rise today and is expected to continue rising over the next few days.
• Water levels are rising and will continue to do so over the next few days. Water levels are currently approximately 700 millimeters (28 inches) above the minor flood threshold (23.29 m).
• There is a real and present risk of flooding for residents along the shores of Lake Deux-Montagnes.
• “Jersey” concrete barriers were installed on Friday, April 17, along the shores of Lake Deux-Montagnes in parc Godin, as well as across from 176 rue Sainte-Anne.
• Dikes have been installed in strategic areas such as parc Godin and 176 rue Sainte-Anne.
• Rue Sainte-Anne, between rue Saint-Charles and rue de l’Église, remains under 24-hour surveillance for flood risks.
  
  

LAC SAINT-LOUIS

• Water levels are stable and are currently below the minor flood threshold, which is approximately 30 centimeters (8 inches).
• The risk of flooding remains, and residents should still remain vigilant.
• The promenade du Canal and the area around rue Lalonde remain under 24-hour surveillance for potential overflow risks.
  
  

Teams are ready to respond and have all necessary resources at their disposal:

• Continuous monitoring of water levels in Lac des Deux-Montagnes and Lac Saint-Louis is being conducted.
• The Public Works Department continues to secure the areas most at risk, particularly around Lac des Deux-Montagnes and in key strategic zones.
• The Municipal Patrol is on duty 24 hours a day, 7 days a week.
• Following the activation of INTERVENTION mode, material resources are in place and pumping of the stormwater system continues 24 hours a day, 7 days a week.
• An email address is now available: mesuredurgence@sadb.qc.ca. This email address can be used at any time for non-urgent situations.
• Residences and businesses located in areas surrounding Lake Deux-Montagnes can receive up to two pallets of sand free of charge if the situation requires it. Affected property owners may request sand by calling 514-457-6666 Monday through Thursday from 8:30 a.m. to 4:30 p.m. and Friday from 8:00 a.m. to noon, or at any time by emailing mesuredurgence@sadb.qc.ca. Unless otherwise notified by the City in the event of an emergency, sandbags will be delivered on weekdays from Monday through Friday, inclusive.

Chemin de l’Anse-à-l’Orme has been closed since Sunday, April 19, for the next few days, between Chemin de Senneville and rue Timberlea-Trail. The intersection of Chemin Senneville and Gouin Boulevard West remains accessible.

If you haven’t already, please sign up for the new emergency alert system.
Please note that the CodeRed alert system is no longer in use.

The Ville de Sainte-Anne-de-Bellevue’s Flood Emergency Hotline is now active. If you notice anything unusual, please contact the City’s “FLOOD EMERGENCY” Hotline at 514-457-6666.

For any other emergency, please dial 9-1-1.

Visit our website to learn how to respond in the event of a flood.

The Ville de Sainte-Anne-de-Bellevue, in collaboration with the Centre de la sécurité civile de Montréal, is continuously monitoring the situation.

Thank you for your cooperation.