Stormwater Management

Basement Flooding

Together we can stop heavy rainfall, melting snow and run off from ending up in your basement. The City is continually updating and maintaining Toronto’s complex underground pipes, sewers and catch basins. Homeowners can also take steps to help prevent their basements from flooding.

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Basement Flooding Protection Subsidy Program

To assist homeowners, the City offers owners of single-family, duplex and triplex residential homes a financial subsidy of up to $3,400 per property to install flood protection devices including a backwater valve, a sump pump, and pipe severance and capping of the home's storm sewer or external weeping tile connection.

Reduce your Risk of Basement Flooding: General Information

Every home is at risk of basement flooding, even if there has never been a flooding incident. Water in your basement is most likely to occur when there's been a heavy rainfall, snow is melting or we're experiencing a spring thaw. The good news is that you can prevent or at least reduce the chance of this happening.