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    09Feb
    Press release - susdrain SuDS Awards 2024 open for entryWe're pleased to announce the susdrain SuDS Awards 2024 have officially launched.  Read more
    08Feb
    susdrain SuDS Awards 2024 open for entries!CIRIA is delighted to announce that the susdrain SuDS Awards 2024 are now open for entries.  Read more
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    Ever wondered where the rain goes?

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    29Jun
    Blue-green infrastructure for asset managersBlue-green infrastructure for asset managers Louise Walker, Senior Research Manager, CIRIA/susdrain   CIRIA has been at the forefront of Blue-Gr...  Read more
    06Aug
    What lies beneath? Using infiltration SuDS on potentially contaminated brownfield landDarren Beriro and Chris Jackson, British Geological Survey   [Download the PDF]   Urban infiltration   With predicted increases in the...  Read more
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    Wallands Primary School Rainscape

    Downpipes draining a large area of roof space were disconnected and directed through a playful rainscape. Other SuDS features include: rain planters, channels and rills, cascade, swales, permeable paving, meadow basins.

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    Using SuDS to reduce nitrogen in surface water runoff (C815F) (FREE)

    2023. This new guidance is intended for those developments affected by nutrient neutrality rulings. It outlines the design criteria for a good SuDS scheme that can maximise the opportunity to capture and remove nitrogen. It also describes the difficulties of capturing nitrogen, as it is present in different forms, and the many different processes to do so.
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