2,117 plants indexed. Showing 583 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.
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.
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.
Santa Olalla del Cala wastewater treatment plant serves the town of Santa Olalla del Cala in Andalucía, Spain, with secondary treatment for a population of 3,197.
SAN JOSE secondary treatment plant serves 5,000 people in Níjar, Almería, Spain. It discharges 906.24 m³/day of treated wastewater within 10 km of the Mediterranean coast.
ROTA wastewater treatment plant in Rota, Andalucía, Spain, serves approximately 50,177 people with secondary treatment. The plant has a designed capacity of 70,100 m³/day and discharges 97.06 m³/day of treated wastewater near the coast.
REAL DE LA JARA wastewater treatment plant serves El Real de la Jara, Sevilla, Andalucía, Spain. It provides secondary treatment for a population of 2,500.
Puente Esuri wastewater treatment plant serves the Costa Esuri area of Ayamonte, Andalucía, Spain. It provides secondary treatment for a population of 4,025 and discharges 729.52 m³/day.
PUEBLA DE DON FADRIQUE wastewater treatment plant serves the municipality of Puebla de Don Fadrique in Andalucía, Spain. It provides secondary treatment for a population of 3,600.
PERIANA wastewater treatment plant serves the town of Periana in Andalucía, Spain, with secondary treatment for a population of 2,071. It has a designed capacity of 3,000 m³/day and discharges 375.36 m³/day.
PEDROSO EL is a secondary wastewater treatment plant in El Pedroso, Andalucía, Spain, serving approximately 4,489 people with a designed capacity of 4,571 m³/day.
PEDROCHE NUEVA is a secondary wastewater treatment plant in Pedroche, Andalusia, Spain, serving a population of 1,760. It discharges 319 m³/day and has a designed capacity of 3,600 m³/day.
Montemayor wastewater treatment plant serves the town of Montemayor in Andalusia, Spain, with secondary treatment for a population of 5,500. It discharges treated water into local watercourses within the Guadalquivir basin.
MONTEJICAR wastewater treatment plant serves Montejícar, Andalucía, Spain, treating municipal wastewater for a population of 3,000. It operates with secondary treatment and has a designed capacity of 4,000 m³/day.
MARIA wastewater treatment plant serves the municipality of María in Andalucía, Spain. It provides secondary treatment for a population of 2,300, with a designed capacity of 2,300 m³/day.
LUQUE wastewater treatment plant in Luque, Andalusia, Spain, serves a population of 3,533 with secondary treatment. It discharges 640.35 cubic meters of treated wastewater daily.
LAUJAR DE ANDARAX wastewater treatment plant in Laujar de Andarax, Andalusia, Spain, serves 4,200 people with secondary treatment. It discharges 761.24 m³/day of treated effluent into the local watershed.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ROTA has the highest designed capacity at 70,100 m3/day.