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“Project RoSA”

Rotterdam, the Dutch Delta, the Delfland Water Board and the Hoogheemraadschap van Schieland and the Krimpenerwaard work together to realize their joint ambitions for Rotterdam's waste water chain, based on the Rotterdam's Cooperation in the Waste Water Chain (RoSA) from 2013. The underlying goals of the collaboration are cost savings, quality improvement and reduction of the vulnerability of the waste water chain.