Overview
Serradilla wastewater treatment plant in Extremadura, Spain serves 3,500 people with secondary treatment. It discharges treated water into the local watershed, supporting the Tagus River basin.
Serradilla wastewater treatment plant is located in the municipality of Serradilla, in the province of Cáceres, Extremadura, Spain. The plant serves a population of approximately 3,500 residents, classifying it as a small agglomeration under EU regulations. It is situated inland, away from coastal areas, and its operations are part of the regional wastewater management infrastructure. The plant provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for freshwater discharges from agglomerations of this size. The designed capacity of 3,500 cubic meters per day aligns with the population served, indicating adequate sizing for the community's needs. The plant's discharge volume is reported as 634.37 cubic meters per day. Treated effluent from the plant is discharged into the local watercourse, which flows into the Tagus River basin, one of the most important river systems in the Iberian Peninsula. The Tagus River ultimately drains into the Atlantic Ocean near Lisbon. The plant plays a key role in protecting the ecological health of the local streams and the downstream river environment.
Environmental context
The plant discharges into a local stream that is part of the Tagus River basin. The Tagus River is the longest river in the Iberian Peninsula, supporting diverse aquatic life and providing water for agriculture and urban use. The downstream environment includes sensitive ecosystems such as the Tagus Estuary, a vital habitat for migratory birds and fish species. Proper wastewater treatment is essential to prevent nutrient pollution and maintain water quality in this ecologically important basin.
Frequently asked questions
The plant is located in Serradilla, a municipality in the province of Cáceres, Extremadura, Spain. Its address is Camino de la Garganta, Serradilla.
The plant serves approximately 3,500 residents, making it a small agglomeration under EU classification.
The plant provides secondary treatment and discharges treated effluent into a local stream that flows into the Tagus River basin.
As a Spanish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for freshwater discharges from agglomerations of this size.
For small agglomerations in Spain, secondary treatment is standard to meet EU directive requirements, ensuring adequate removal of organic matter and suspended solids before discharge.
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