2,117 plants indexed. Showing 2,025 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.
San Martin de Montalban wastewater treatment plant in Castilla-La Mancha, Spain serves 2,500 people with advanced treatment. It discharges 156 m³/day into local waterways, supporting the Tagus River basin.
MENASALBAS wastewater treatment plant serves the town of Menasalbas in Castilla-La Mancha, Spain, providing advanced treatment for a population of 6,188. It discharges 935 cubic meters of treated wastewater daily.
Villar de Olalla Arcas del Villar is an advanced wastewater treatment plant serving approximately 5,000 people in Villar de Olalla, Castilla-La Mancha, Spain. It discharges 813 cubic meters of treated water daily.
PUEBLA DE DON RODRIGO wastewater treatment plant serves the town of Puebla de Don Rodrigo in Castilla-La Mancha, Spain. It provides advanced treatment for a population of around 3,000.
Higueruela wastewater treatment plant in Castilla-La Mancha, Spain, serves 2,700 people with advanced treatment. It discharges 285 cubic meters per day into the local watershed.
FUENTE ALAMO wastewater treatment plant in Fuente-Álamo, Castilla-La Mancha, Spain, serves 5,600 people with advanced treatment. The plant discharges 695.00 m³/day, supporting local water quality.
CAMUNAS wastewater treatment plant serves the town of Camuñas in Castilla-La Mancha, Spain. It provides secondary treatment for a population of approximately 4,674.
Yunquera de Henares wastewater treatment plant serves the town of Yunquera de Henares in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 2,500.
Sacedón wastewater treatment plant serves the town of Sacedón in Castilla-La Mancha, Spain, providing secondary treatment for a population of 1,784. The plant discharges 550 m³/day of treated effluent into the local watershed.
PASTRANA wastewater treatment plant in Pastrana, Castilla-La Mancha, Spain, serves 2,538 people with secondary treatment. It discharges 600 m³/day into the local watershed.
The HUMANES wastewater treatment plant serves the town of Humanes in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 3,180, discharging 523 cubic meters of treated effluent daily.
VILLANUEVA DE LA JARA wastewater treatment plant serves 4,364 people in Villanueva de la Jara, Castilla-La Mancha, Spain. It provides secondary treatment and discharges 699 m³/day.
Villamayor de Santiago wastewater treatment plant in Castilla-La Mancha, Spain, serves 4,264 people with advanced treatment. It discharges 691.00 cubic meters of treated wastewater daily.
Campillo de Altobuey wastewater treatment plant serves the municipality of Campillo de Altobuey in Castilla-La Mancha, Spain, providing advanced treatment for a population of 3,860.
EL TOBOSO wastewater treatment plant serves the town of El Toboso in Castilla-La Mancha, Spain. It provides secondary treatment for a population of 3,639 and discharges 506.00 cubic meters of treated wastewater daily.
Montealegre del Castillo wastewater treatment plant in Castilla-La Mancha, Spain, serves about 7,000 people with advanced treatment. It discharges 538 cubic meters of treated wastewater daily.
BELMONTE is an advanced wastewater treatment plant in Belmonte, Castilla-La Mancha, Spain, serving a population of 4,520. Supporting local water quality.
Los Navalucillos wastewater treatment plant in Castilla-La Mancha, Spain, serves about 5,700 residents with advanced treatment. It discharges 975 cubic meters of treated water daily, supporting local water quality.
Los Navalmorales wastewater treatment plant in Toledo, Castilla-La Mancha, Spain, serves a population of 5,051 with advanced treatment. It discharges 900 m³/day of treated water, supporting local water quality.
LA GINETA wastewater treatment plant serves the municipality of La Gineta in Castilla-La Mancha, Spain. It provides secondary treatment for a population of approximately 4,443.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.