Overview
UWWTP Deventer serves over 70,000 people in Overijssel, Netherlands. The plant operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
UWWTP Deventer is a municipal wastewater treatment facility located in Deventer, Overijssel, Netherlands. It serves a population of approximately 70,317, classifying it as a medium-to-large agglomeration under EU regulations. The plant is situated inland, more than 50 km from the coast, and its operations are integral to the region's water management infrastructure. As a plant serving over 10,000 population equivalent, UWWTP Deventer is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary biological treatment as a minimum. The directive also mandates more advanced treatment if the receiving waters are designated as sensitive areas. The plant's compliance with the directive ensures a standard level of pollutant removal. The treated effluent from UWWTP Deventer is discharged into the IJssel River, a distributary of the Rhine that flows through the city. The IJssel eventually drains into the IJsselmeer, a large freshwater lake, and then into the Wadden Sea, a UNESCO World Heritage site. The plant plays a crucial role in protecting the water quality of these downstream ecosystems, which support diverse aquatic life and are important for migratory birds.
Environmental context
UWWTP Deventer discharges into the IJssel River, a major branch of the Rhine delta. The IJssel flows northward through the Netherlands, eventually emptying into the IJsselmeer, a large freshwater lake created by the Afsluitdijk. From there, water flows into the Wadden Sea, an ecologically sensitive intertidal zone. The plant's operations help maintain water quality in this chain of water bodies, which support diverse aquatic habitats and are vital for regional biodiversity.
Frequently asked questions
UWWTP Deventer is located in Deventer, Overijssel, Netherlands, at 2 Roland Holstlaan, Schrijversbuurt, Platvoet.
The plant serves approximately 70,317 people, classifying it as a medium-to-large agglomeration under EU regulations.
The treated effluent is discharged into the IJssel River, a distributary of the Rhine that flows through Deventer and eventually into the IJsselmeer and Wadden Sea.
As a Dutch plant serving over 10,000 population equivalent, UWWTP Deventer operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment and potentially tertiary treatment if the receiving waters are sensitive.
In the Netherlands, plants of this scale typically employ secondary biological treatment, often with nutrient removal (nitrogen and phosphorus) to meet stringent water quality standards for the Rhine basin and North Sea.
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