Wastewater plants in Spain

2,117 plants indexed. Showing 564 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.

564 plants matching filters

NUNOMORAL

Nuñomoral, Extremadura

NUNOMORAL wastewater treatment plant serves the municipality of Nuñomoral in Extremadura, Spain. It provides secondary treatment for a population of 3,400 with a designed capacity of 5,000 m³/day.

Secondary 3,400 Low

NAVAS DEL MADRONO

Navas del Madroño, Extremadura

NAVAS DEL MADRONO wastewater treatment plant serves the town of Navas del Madroño in Extremadura, Spain. It provides secondary treatment for a population of 2,800 and has a designed capacity of 2,796 m³/day.

Secondary 2,800 Low

NAVACONCEJO

Navaconcejo, Extremadura

NAVACONCEJO wastewater treatment plant serves the town of Navaconcejo in Extremadura, Spain. It provides secondary treatment for a population of 3,500 with a designed capacity of 3,500 m³/day.

Secondary 3,500 Low

MONROY

Monroy, Extremadura

MONROY wastewater treatment plant in Monroy, Extremadura, Spain, serves 2,200 people with secondary treatment. It discharges 398.74 cubic meters per day and has a designed capacity of 3,200 cubic meters per day.

Secondary 2,200 Low

MOHEDAS DE GRANADILLA

Mohedas de Granadilla, Extremadura

Mohedas de Granadilla wastewater treatment plant serves the town of Mohedas de Granadilla in Extremadura, Spain. It provides secondary treatment for a population of 3,100.

Secondary 3,100 Low

VILLAR DEL REY

Villar del Rey, Extremadura

Villar del Rey wastewater treatment plant serves 4,600 people in Extremadura, Spain, with secondary treatment. The plant has a designed capacity of 5,300 m³/day and discharges 833.74 m³/day.

Secondary 4,600 Low

VILLALBA DE LOS BARROS

Villalba de los Barros, Extremadura

VILLALBA DE LOS BARROS wastewater treatment plant in Villalba de los Barros, Extremadura, Spain, serves 3,200 people with secondary treatment. It has a designed capacity of 6,000 m³/day and discharges 579.99 m³/day.

Secondary 3,200 Low

VALLE DE LA SERENA

Valle de la Serena, Extremadura

Valle de la Serena wastewater treatment plant serves the town of Valle de la Serena in Extremadura, Spain. It provides secondary treatment for a population of 5,300 and discharges treated water into local watercourses.

Secondary 5,300 Low

VALENCIA DEL VENTOSO

Valencia del Ventoso, Extremadura

Valencia del Ventoso wastewater treatment plant serves 4,200 people in Extremadura, Spain. It provides secondary treatment with a designed capacity of 5,700 m³/day and discharges 761.24 m³/day.

Secondary 4,200 Low

VALENCIA DE LAS TORRES

Valencia de las Torres, Extremadura

Valencia de las Torres wastewater treatment plant serves the town in Extremadura, Spain, with secondary treatment. It discharges treated water inland, supporting local water quality.

Secondary 2,000 Low

TRUJILLANOS

Trujillanos, Extremadura

TRUJILLANOS wastewater treatment plant serves the town of Trujillanos in Extremadura, Spain. It provides secondary treatment for a population of 3,200 and has a designed capacity of 4,200 m³/day.

Secondary 3,200 Low

TORREMEJIA

Torremejía, Extremadura

Torremejía wastewater treatment plant serves the town of Torremejía in Extremadura, Spain, with secondary treatment for a population of 2,000. The plant discharges treated water into local watercourses, supporting the Guadiana River basin.

Secondary 3,000 Low

VILLANUEVA DE LA SIERRA TORRECILLA DE LOS ANGELES HERNAN PEREZ

Villanueva de la Sierra, Extremadura

Villanueva de la Sierra Torrecilla de los Angeles Hernan Perez wastewater treatment plant serves 4,900 people in Extremadura, Spain, with secondary treatment and a designed capacity of 8,500 m³/day.

Secondary 4,900 Low

VALVERDE DE LA VERA I

Valverde de la Vera, Extremadura

VALVERDE DE LA VERA I is a secondary wastewater treatment plant in Valverde de la Vera, Extremadura, Spain. It serves a population of 3,300 and discharges 598.12 m³/day.

Secondary 3,300 Low

VALDEFUENTES

Valdefuentes, Extremadura

Valdefuentes wastewater treatment plant in Extremadura, Spain, serves 2,600 people with secondary treatment. It discharges 471.24 m³/day and has a designed capacity of 2,549 m³/day.

Secondary 2,600 Low

TORREORGAZ

Torreorgaz, Extremadura

Torreorgaz wastewater treatment plant in Extremadura, Spain serves 2,800 people with secondary treatment. It discharges 507.49 m³/day and has a designed capacity of 3,073 m³/day.

Secondary 2,800 Low

TORREMOCHA

Torremocha, Extremadura

Torremocha wastewater treatment plant in Extremadura, Spain serves 2,700 people with secondary treatment. It discharges 489.37 m³/day and has a designed capacity of 3,335 m³/day.

Secondary 2,700 Low

TORREJONCILLO

Torrejoncillo, Extremadura

Torrejoncillo wastewater treatment plant in Extremadura, Spain serves 5,200 people with secondary treatment. It has a designed capacity of 5,500 m³/day and discharges 942.49 m³/day.

Secondary 5,200 Low

TORRECILLAS DE LA TIESA

Torrecillas de la Tiesa, Extremadura

Torrecillas de la Tiesa wastewater treatment plant serves 2,500 people in Extremadura, Spain, with secondary treatment. It discharges 453.12 cubic meters per day into local waterways.

Secondary 2,500 Low

TORNAVACAS

Tornavacas, Extremadura

TORNAVACAS wastewater treatment plant serves the town of Tornavacas in Extremadura, Spain. It provides secondary treatment for a population of 2,200 and discharges treated effluent into the local watershed.

Secondary 2,200 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.

What is the largest wastewater treatment plant in Spain?

Among the indexed plants, VILLANUEVA DE LA SIERRA TORRECILLA DE LOS ANGELES HERNAN PEREZ has the highest designed capacity at 8,500 m3/day.

UtilityRadar
More
Press Esc to close · Browse by sector