Wastewater plants in Spain

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.

Plant directory coverage

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.

Treatment levels

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.

Largest plant

The largest plant indexed for Spain is LA ALJORRA, with a designed capacity of 70,417 m³/day.

About our data

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.

1,594 plants matching filters

CAMUNAS

Camuñas, Castilla-La Mancha

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.

Secondary 4,674 Low

YUNQUERA DE HENARES

Yunquera de Henares, Castilla-La Mancha

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.

Secondary 2,500 Low

SACEDON

Sacedón, Castilla-La Mancha

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.

Secondary 1,784 Low

PASTRANA

Pastrana, Castilla-La Mancha

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.

Secondary 2,538 Low

HUMANES

Humanes, Castilla-La Mancha

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.

Secondary 3,180 Low

VILLANUEVA DE LA JARA

Villanueva de la Jara, Castilla-La Mancha

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.

Secondary 4,364 Low

VILLAMAYOR DE SANTIAGO

Villamayor de Santiago, Castilla-La Mancha

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.

Advanced 4,264 Low

CAMPILLO DE ALTOBUEY

Campillo de Altobuey, Castilla-La Mancha

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.

Advanced 3,860 Low

EL TOBOSO

El Toboso, Castilla-La Mancha

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.

Secondary 3,639 Low

MONTEALEGRE DEL CASTILLO

Montealegre del Castillo, Castilla-La Mancha

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.

Advanced 7,000 Low

BELMONTE

Belmonte, Castilla-La Mancha

BELMONTE is an advanced wastewater treatment plant in Belmonte, Castilla-La Mancha, Spain, serving a population of 4,520. Supporting local water quality.

Advanced 4,520 Low

LOS NAVALUCILLOS

Los Navalucillos, Castilla-La Mancha

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.

Advanced 5,667 Low

LOS NAVALMORALES

Los Navalmorales, Castilla-La Mancha

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.

Advanced 5,051 Low

LA GINETA

La Gineta, Castilla-La Mancha

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.

Secondary 4,443 Low

ELCHE DE LA SIERRA

Elche de la Sierra, Castilla-La Mancha

Elche de la Sierra wastewater treatment plant serves 7,873 people in Castilla-La Mancha, Spain, with advanced treatment. It discharges 749 m³/day into the Segura River basin, supporting local water quality.

Advanced 7,873 Low

AGUDO_LAS CANADILLAS

Agudo, Castilla-La Mancha

AGUDO_LAS CANADILLAS is a secondary treatment plant serving Agudo, Castilla-La Mancha, Spain.

Secondary 1,681 Low

YESTE

Yeste, Castilla-La Mancha

YESTE wastewater treatment plant in Yeste, Castilla-La Mancha, Spain, serves 3,500 people with advanced treatment. It discharges 418.00 cubic meters of treated wastewater, supporting local water quality in the Segura River basin.

Advanced 3,500 Low

VILLAMALEA

Villamalea, Castilla-La Mancha

VILLAMALEA wastewater treatment plant in Villamalea, Castilla-La Mancha, Spain, serves approximately 11,288 people with advanced treatment.

Advanced 11,288 Low

VILLALGORDO DEL JUCAR

Villalgordo del Júcar, Castilla-La Mancha

Villalgordo del Júcar wastewater treatment plant in Castilla-La Mancha, Spain, serves about 3,000 residents with advanced treatment. It discharges 284 cubic meters of treated water daily into the Júcar River basin.

Advanced 3,000 Low

VALDEGANGA

Valdeganga, Castilla-La Mancha

Valdeganga wastewater treatment plant serves the municipality of Valdeganga in Castilla-La Mancha, Spain. It provides advanced treatment for a population of approximately 3,000.

Advanced 3,000 Low

Frequently asked

How many wastewater treatment plants are in Spain?

UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.

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