Major Flooding Hits Greater Montreal: Thousands of Homes Affected

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More than 1,700 insurance claims were reported in Greater Montreal following severe flooding triggered by torrential rains, according to Desjardins Assurances. The insurer confirmed the surge in claims on June 21, 2026, as residents across the region dealt with water damage to homes and properties.

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What caused the flooding and how many homes were affected?
The flooding occurred after days of heavy rainfall overwhelmed drainage systems in Montreal and surrounding areas. La Presse reported that several hundred residences were submerged, with some homeowners describing the damage as a “total loss.” Desjardins Assurances, a major insurer in Quebec, noted a sharp increase in claims related to water intrusion, though the exact number of affected homes was not immediately disclosed.

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Radio-Canada cited local authorities stating that the rainfall in the region exceeded 100 millimeters in 24 hours, leading to rapid river level rises and urban flooding. The city’s emergency services deployed sandbags and monitored vulnerable neighborhoods, particularly in low-lying areas like Verdun and Lachine.

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How are residents responding to the crisis?
Many homeowners faced immediate challenges, including mold growth, electrical hazards, and the need to vacate damaged properties. “It’s a total loss,” one resident told La Presse, describing the destruction of personal belongings and structural damage. Insurance adjusters were reportedly working around the clock to assess claims, though delays were expected due to the volume of cases.

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The Quebec government announced plans to allocate additional resources for flood recovery, according to MétéoMédia. A spokesperson for the Ministry of Infrastructure stated that emergency funding would be available for affected families and businesses. However, no specific financial figures were provided in the initial statement.

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What are the long-term risks of such flooding?
Meteorologists warned that the region remained at risk of further heavy rains, with Radio-Canada reporting that thunderstorms were expected to persist into the following week. The Canadian Red Cross urged residents to prepare for potential power outages and road closures, while local municipalities advised against driving through flooded areas.

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Desjardins Assurances emphasized that policyholders should document damage with photos and videos to expedite claims processing. The company also directed customers to a dedicated hotline for assistance.

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How do these floods compare to past events in Quebec?
While no direct comparison was made in the reports, historical data shows that Montreal has experienced significant flooding in previous years, including a 2017 event that caused over $1 billion in damages. Experts cited climate change as a contributing factor to increasingly frequent extreme weather events, though this was not explicitly addressed in the immediate reports.

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Residents were advised to contact local emergency services for updates and to follow safety protocols, including avoiding flooded roads and securing loose items outdoors.

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What support is available for affected individuals?
The Quebec government and non-profit organizations have established temporary shelters and aid distribution centers in affected areas. The Red Cross provided information on how to access emergency supplies, while community groups organized volunteer efforts to assist displaced families.

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As of June 22, 2026, no fatalities or serious injuries had been reported in connection with the flooding, according to official statements. However, the full extent of the damage is expected to become clearer in the coming days as assessments continue.

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“Residents are encouraged to remain vigilant and follow official guidance,” said a spokesperson for the City of Montreal. “We are working closely with provincial agencies to ensure a coordinated response.”

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The situation underscores the growing challenges communities face in adapting to extreme weather patterns, with officials emphasizing the need for improved infrastructure and early warning systems.

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“Climate resilience is no longer a distant concern—it’s a present reality,” said a representative from the Quebec Environmental Ministry. “We are reviewing our flood management strategies to better prepare for future events.”