Overview
UWWTP Leeuwarden serves approximately 138,000 people in Fryslân, Netherlands. The plant treats municipal wastewater and discharges into the local water system.
UWWTP Leeuwarden is a municipal wastewater treatment plant located in Leeuwarden, Fryslân, Netherlands. It serves a population of around 138,000, making it a large agglomeration under EU classification. The plant is situated in the northern part of the country, an area characterized by low-lying polders and extensive water management infrastructure. As a facility serving over 100,000 people, UWWTP Leeuwarden operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment as a minimum and tertiary treatment in sensitive areas. The Netherlands designates many water bodies as sensitive to eutrophication, so advanced treatment with nutrient removal is typical for plants of this scale. The treated effluent from UWWTP Leeuwarden is discharged into the local canal system, which ultimately drains into the Wadden Sea, a shallow tidal sea recognized for its ecological importance. The Wadden Sea supports diverse aquatic life, including migratory birds and marine species, and is a critical habitat in the region.
Environmental context
UWWTP Leeuwarden discharges into the canal network of Fryslân, which flows into the Wadden Sea via the Lauwersmeer and other tidal inlets. The Wadden Sea is a highly productive ecosystem that supports migratory birds, fish, and marine mammals. Nutrient inputs from wastewater must be carefully managed to prevent eutrophication in this sensitive coastal environment.
Frequently asked questions
UWWTP Leeuwarden is located at Greunsweg 78 in Leeuwarden, Fryslân, Netherlands.
UWWTP Leeuwarden serves approximately 138,372 people, classifying it as a large agglomeration under EU regulations.
The treated effluent is discharged into the local canal network, which ultimately flows into the Wadden Sea via the Lauwersmeer.
As a Dutch plant serving over 100,000 people, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment and likely tertiary treatment for nutrient removal in sensitive areas.
In the Netherlands, plants of this scale typically employ advanced biological treatment with nitrogen and phosphorus removal to meet stringent EU standards for sensitive water bodies.
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