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What is Stormwater Management and why do we have to pay for it?

  • Marian
  • Jun 16
  • 1 min read

Four images: rainwater dripping from a roof, water flowing from a concrete pipe, a street drain, and a stream in a forest setting.

Stormwater management (SWM) is the application of infrastructure and naturally designed systems to reduce and control the impacts of runoff from rainfall, snowmelt and human activities (development).




Types of Infrastructure Services Explained

Cross-section illustration of a house and stormwater system. Rain flows from roof and road into catch basin, then through stormwater pipes to a management facility.

Water/Wastewater

Property owner charged a rate based on consumption/treatment

Stormwater

Property owner charged a rate based on the contribution to the whole system





Richmond Hill owns/operates an extensive SWM asset inventory that forms part of the system:

  • 540+ km of storm sewers

  • 18,000+ catch basins

  • 95+ storm ponds

  • 115+ sedimentation and filtration manufactured treatment devices

  • 1,100+ culverts/ road crossings

  • 150+ km of streams

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