Our success stories.
The Hague turns park stormwater into a local water source for gardens and urban farming
Client: City of The Hague
Partners: Hoogheemraadschap Delfland, Dunea, Allied Waters, Wareco, Gebr. Van Kessel
Year: 2019–2020
Problems solved: Stormwater sewer overflow, unsustainable water management in park, urban greening
Rainwater reused for: Irrigation of community gardens and urban animal farm
Impact: 10,000 m³/year reused; 35,000 m³ stored; 8,500 m² catchment
Pijnacker-Nootdorp stabilizes a sinking district with a self-sustaining water buffer
Client: City of Pijnacker-Nootdorp
Partners: KWR, Aveco DeBondt, Geoinfra, Van Kessel Wegenbouw
Year: 2018–2026
Problems: Soil subsidence, unstable groundwater levels, drying peat, climate-proofing
Rainwater reused for: Stable groundwater levels, cooling, children's play water
Impact: 16,000 m³/year reused; 46,000 m³ stored; 45,500 m² catchment
Rotterdam builds a waterbuffer that irrigates Sparta Stadium’s football pitch
Client: City of Rotterdam
Partners: KWR Water, CODEMA Group, Van Gelder
Year: 2018
Problems solved: Flooding during heavy rainfall in Spangen district, drinking water overuse for sports field irrigation, water quality (iron, PAHs, nutrients)
Rainwater reused for: Irrigation of the Sparta football pitch
Impact: 15,000 m³/year reused; 25,000 m³ stored; 1,400 m³ buffer; 40,000 m² catchment