Overview
Villablanca San Silvestre is a secondary wastewater treatment plant in Villablanca, Huelva, Andalusia, Spain. It serves approximately 4,729 people with a designed capacity of 5,000 m³/day.
Villablanca San Silvestre is a wastewater treatment plant located in Villablanca, within the Costa Occidental region of Huelva, Andalusia, Spain. The plant serves a population of approximately 4,729 and has a designed capacity of 5,000 cubic meters per day, with a discharge volume of 857.12 cubic meters per day. As a secondary treatment facility, the plant provides biological treatment to remove organic matter and suspended solids. Under the EU Urban Waste Water Treatment Directive (91/271/EEC), secondary treatment is the standard requirement for agglomerations of this size, ensuring compliance with European environmental standards for wastewater discharge. The plant is situated within 10 kilometers of the coast, indicating its discharge likely reaches the Atlantic Ocean via local watercourses. Its operation helps protect the coastal waters of the Gulf of Cádiz and the surrounding marine ecosystem from untreated pollution, supporting water quality and biodiversity in the region.
Environmental context
The plant's treated effluent likely discharges into the Atlantic Ocean near the Gulf of Cádiz, a productive marine area supporting diverse aquatic life including fish, seabirds, and cetaceans. The coastal waters of Huelva are ecologically sensitive, with nearby marshes and estuaries that serve as important migratory corridors for birds. Proper treatment is essential to prevent nutrient enrichment and protect these habitats.
Frequently asked questions
The plant is located in Villablanca, in the Costa Occidental region of Huelva, Andalusia, Spain. Its address is Calle de la Cochera, Villablanca, Huelva, 21590.
The plant serves approximately 4,729 people, making it a small to medium-sized agglomeration under EU classification.
The plant provides secondary treatment and discharges treated effluent likely into local watercourses that flow to the Atlantic Ocean, given its proximity to the coast.
As a Spanish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size.
For agglomerations between 2,000 and 10,000 population equivalent, the EU directive mandates secondary treatment, which is the standard applied at this plant.
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