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    • Greenfield runoff rate estimation
    • Surface water storage volume estimation
    • Infiltration volume estimation
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    • Water quality assessment for SuDS developments (SuDS manual)
    • Water quality assessment for SuDS developments (WaND)
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  • Tools

    Here are our tools for the design and evaluation of SuDS

    • Tools
    • Greenfield runoff rate estimation
    • Surface water storage volume estimation
    • Infiltration volume estimation
    • SuDS performance evaluation tool
    • Water quality assessment for SuDS developments (SuDS manual)
    • Water quality assessment for SuDS developments (WaND)
  • Training & support

    We provide SuDS training courses and support for drainage consultants and local planning authorities.

    • Training & support
    • FAQs
    • Knowledge base
    • Training
    • Consultancy services
  • SuDS-iQ
  • About
  • Contact

The SuDS Standards – England, Wales and Scotland

  • Read more about The SuDS Standards – England, Wales and Scotland

Should time series rainfall be adjusted for climate change?

  • Read more about Should time series rainfall be adjusted for climate change?

Should a climate change allowance factor be applied to greenfield flow or previously developed runoff rate estimates?

  • Read more about Should a climate change allowance factor be applied to greenfield flow or previously developed runoff rate estimates?

What climate change factor should I use for design storms?

  • Read more about What climate change factor should I use for design storms?

What is FEH22 rainfall data and where can I find it?

  • Read more about What is FEH22 rainfall data and where can I find it?

What time series rainfall should I use?

  • Read more about What time series rainfall should I use?

How can Interception be provided when infiltration rates are low?

  • Read more about How can Interception be provided when infiltration rates are low?

How is Interception compliance measured?

  • Read more about How is Interception compliance measured?

What is Interception and why is it important?

  • Read more about What is Interception and why is it important?

How is evaporation and evapotranspiration represented?

  • Read more about How is evaporation and evapotranspiration represented?

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