2,117 plants indexed. Showing 1,594 matching current filters.
Spain treats over 90% of its wastewater to secondary or higher standards. Major operators include ACCIONA, FCC Aqualia, and regional consortia. UtilityRadar indexes 2117 wastewater treatment plants in Spain with a combined designed capacity of 3,967,981 m³/day. The largest plant on file is LA ALJORRA, treating 70,417 m³/day.
Spain treats over 90% of its wastewater to secondary or higher standards. Major operators include ACCIONA, FCC Aqualia, and regional consortia.
UtilityRadar's directory currently lists 2,117 wastewater treatment plants across Spain. Together these plants represent a combined designed capacity of approximately 3,967,981 m³/day.
By treatment level, the directory contains 652 secondary, 307 advanced, 11 primary-treatment plants. Secondary treatment (typically activated sludge with biological nutrient removal) is the most common standard.
The largest plant indexed for Spain is LA ALJORRA, with a designed capacity of 70,417 m³/day.
Plant records are aggregated from publicly available regulatory data (US EPA ECHO, EU UWWTD reporting, national water authority publications), augmented by direct operator information and verified via Google Maps coordinates. Each record includes location, treatment level, capacity where known, operator and operational status. To browse plants by treatment level worldwide, see our secondary and advanced filter views, or read our guide to how sewage treatment works.
Yunquera wastewater treatment plant in Andalusia, Spain, serves 4,000 people with advanced treatment. It discharges 724.99 cubic meters daily, protecting the Sierra de las Nieves region.
VISO VILLARALTO wastewater treatment plant serves El Viso, Córdoba, Andalucía, Spain. It provides secondary treatment for a population of 3,219 and has a designed capacity of 4,000 m³/day.
Villarrasa wastewater treatment plant in Andalusia, Spain serves 2,192 people with secondary treatment. It discharges 397.29 cubic meters per day into local water bodies.
VILLANUEVA DEL ROSARIO wastewater treatment plant serves 5,343 people in Andalucía, Spain, with secondary treatment and a designed capacity of 6,000 m³/day.
VILLANUEVA DE LA REINA wastewater treatment plant in Andalucía, Spain, serves 5,000 people with secondary treatment. It discharges 906.24 cubic meters daily, operating under EU Urban Waste Water Treatment Directive standards.
Villanueva de la Concepción wastewater treatment plant in Andalucía, Spain, serves 4,200 people with secondary treatment. It discharges 761.24 m³/day and operates under EU Urban Waste Water Treatment Directive.
VILLANUEVA DE ALGAIDAS wastewater treatment plant serves the municipality of Villanueva de Algaidas in Andalucía, Spain. It provides secondary treatment for a population of 5,279.
Villalba del Alcor wastewater treatment plant in Andalucía, Spain serves 3,684 people with advanced treatment. It discharges 667.72 m³/day of treated water into local waterways.
VELEZ RUBIO wastewater treatment plant serves Vélez-Rubio, Andalucía, Spain, with secondary treatment. Designed for 10,000 m³/day, it processes a daily volume of 718.28 m³ for a population of 3,963.
VALLE DE ABDALAJIS wastewater treatment plant in Valle de Abdalajís, Andalucía, Spain, serves 4,000 people with secondary treatment. It discharges 724.99 m³/day and operates under EU Urban Waste Water Treatment Directive standards.
UGIJAR wastewater treatment plant serves Ugíjar in Andalucía, Spain, with advanced treatment for a population of 4,100. It discharges treated water inland, contributing to local water quality.
TORRES wastewater treatment plant serves the town of Torres in Andalucía, Spain, providing secondary treatment for a population of approximately 3,000. The plant has a designed capacity of 3,000 m³/day and discharges 543.74 m³/day of treated effluent
TOLOX wastewater treatment plant serves the town of Tolox in Andalucía, Spain, with secondary treatment for a population of 5,500. It discharges approximately 997 m³/day and has a designed capacity of 4,922 m³/day.
Tabernas wastewater treatment plant in Andalucía, Spain, serves 4,100 people with secondary treatment. It discharges 743.11 m³/day and is located inland, contributing to the local water cycle.
Colmenar wastewater treatment plant serves the town of Colmenar in Andalucía, Spain, with secondary treatment. It treats wastewater for a population of 3,267 and discharges 592.14 cubic meters per day.
SILES wastewater treatment plant in Siles, Andalucía, Spain, serves 2,300 people with advanced treatment. It discharges 416.87 m³/day and has a designed capacity of 3,975 m³/day.
Setenil de las Bodegas wastewater treatment plant serves the town of Setenil de las Bodegas in Andalucía, Spain. It provides secondary treatment for a population of 5,000.
SERON wastewater treatment plant serves the municipality of Serón in Andalucía, Spain. It provides secondary treatment for a population of 2,800 with a designed capacity of 2,800 m³/day.
SANTO TOME wastewater treatment plant serves the municipality of Santo Tomé in Jaén, Andalucía, Spain. It provides secondary treatment for a population of 3,700 and discharges treated wastewater into local water bodies.
Santiago de la Espada wastewater treatment plant serves 2,542 people in Santiago-Pontones, Andalucía, Spain. It provides primary treatment and discharges 460.73 m³/day into local waterways.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, VELEZ RUBIO has the highest designed capacity at 10,000 m3/day.