Overview
VILLAVICIOSA wastewater treatment plant serves approximately 33,700 people in Villaviciosa, Asturias, Spain. It is located within 50 km of the coast, discharging into the local watershed.
The VILLAVICIOSA wastewater treatment plant is situated in the parish of Seloriu, near the town of Villaviciosa in the autonomous community of Asturias, Spain. It serves a population of around 33,700, classifying it as a medium-sized agglomeration under EU standards. As a Spanish facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. The plant's treated effluent flows into the Villaviciosa estuary, a coastal inlet of the Cantabrian Sea. This estuary supports diverse aquatic life and is an important migratory corridor for birds. The plant's proximity to the coast underscores the need for effective treatment to protect marine water quality.
Environmental context
The VILLAVICIOSA plant discharges into the Villaviciosa estuary, which connects to the Cantabrian Sea (Atlantic Ocean). This estuary is ecologically sensitive, supporting diverse aquatic life and serving as a key habitat for migratory birds. The plant's location within 50 km of the coast means its effluent can influence coastal water quality, emphasizing the importance of compliance with EU directives for nutrient removal and pathogen control.
Frequently asked questions
The plant is located in the parish of Seloriu, near the town of Villaviciosa, in the autonomous community of Asturias, Spain.
The plant serves approximately 33,700 people, classifying it as a medium-sized agglomeration under EU standards.
The treated effluent is discharged into the Villaviciosa estuary, which flows into the Cantabrian Sea (Atlantic Ocean).
As a Spanish facility, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations of this size.
Under the EU UWWTD, plants serving over 10,000 population equivalent in sensitive areas require tertiary treatment, while others require secondary treatment. Coastal plants may also need nutrient removal to protect marine environments.
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