Overview
Riudellots de la Selva wastewater treatment plant in Catalunya, Spain, serves 4,282 people with advanced treatment. It discharges 955.84 cubic meters per day into the local watershed.
The Riudellots de la Selva wastewater treatment plant is located in the municipality of Riudellots de la Selva, in the province of Girona, Catalunya, Spain. It serves a population of approximately 4,282 residents, classifying it as a small agglomeration under EU regulations. The plant employs advanced treatment processes, which go beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. With a designed capacity of 8,732 cubic meters per day and a current discharge volume of 955.84 cubic meters per day, the facility operates well within its capacity. The treated effluent is discharged into the Onyar River, a tributary of the Ter River, which flows into the Mediterranean Sea. This discharge supports the ecological health of the river system and the coastal environment, contributing to the preservation of aquatic habitats and water quality in the region.
Environmental context
The plant discharges into the Onyar River, which flows into the Ter River and ultimately reaches the Mediterranean Sea near the Costa Brava. The Ter River basin supports diverse aquatic life and is an important water resource for the region. The advanced treatment helps protect downstream ecosystems from nutrient pollution and other contaminants, maintaining the ecological balance of the river and coastal waters.
Frequently asked questions
The plant is located in Riudellots de la Selva, in the province of Girona, Catalunya, Spain, at Carrer del Onyar, Veïnat de l'Estació.
The plant serves approximately 4,282 people, classifying it as a small agglomeration under EU regulations.
The treated effluent is discharged into the Onyar River, which flows into the Ter River and eventually reaches the Mediterranean Sea.
The plant provides advanced treatment, which exceeds the secondary treatment requirement for small agglomerations under the EU Urban Waste Water Treatment Directive.
As a Spanish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for agglomerations over 2,000 population equivalent, with advanced treatment required in sensitive areas.
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