Overview
El Barraco San Juan de la Nava wastewater treatment plant serves the municipality of El Barraco in Castilla y León, Spain, treating wastewater for approximately 22,500 residents.
El Barraco San Juan de la Nava is a wastewater treatment plant located in El Barraco, a municipality in the province of Ávila, within the autonomous community of Castilla y León, Spain. The plant serves a population of around 22,500 people, placing it in the medium agglomeration category under EU regulations. 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 directive also mandates more advanced treatment if the receiving waters are designated as sensitive areas. Compliance with national and EU standards ensures appropriate treatment levels. The treated effluent is discharged into local watercourses that ultimately drain into the Atlantic Ocean via the Tagus River basin. The plant plays a key role in protecting the local aquatic environment and downstream ecosystems from pollution, supporting water quality in the region.
Environmental context
The plant discharges into the Tagus River basin, which flows westward through Spain and Portugal before emptying into the Atlantic Ocean near Lisbon. The local watershed supports diverse aquatic life and is an important resource for irrigation and drinking water. Protecting this river system from nutrient pollution and pathogens is critical for maintaining ecological balance and human health.
Frequently asked questions
The plant is located in El Barraco, a municipality in the province of Ávila, in the autonomous community of Castilla y León, Spain.
The plant serves approximately 22,500 people, classifying it as a medium-sized agglomeration under EU regulations.
The treated effluent is discharged into local watercourses that are part of the Tagus River basin, eventually flowing to the Atlantic Ocean.
As a Spanish plant, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this size and may require tertiary treatment if the receiving waters are sensitive.
Under the EU Urban Waste Water Treatment Directive, plants serving 10,000 to 150,000 people typically require secondary treatment (biological treatment) as a minimum, with additional nutrient removal if discharging into sensitive areas.
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