Québec’s new Flood zone maps: What does this mean for you?
And why it’s essential to understand your vulnerability and protect yourself now.
Since 2024, Québec has been undertaking a major revision of its flood zone maps. These new maps — expected to be published starting in March 2026 — will be more accurate, more up to date, and based on the latest climate data. They will redraw risk areas across the province.
For thousands of homeowners, businesses, and municipalities, this means one thing: flood risk is no longer what it used to be. Here’s what you need to know...


