2,117 plants indexed. Showing 1,142 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.
Puente Genil wastewater treatment plant serves the municipality of Puente Genil in Andalucía, Spain, with a population equivalent of approximately 40,105. It operates under the EU Urban Waste Water Treatment Directive.
PUEBLA DE CAZALLA wastewater treatment plant serves Marchena, Andalucía, Spain. It treats wastewater for a population of 17,274 under EU regulatory standards.
Priego de Córdoba wastewater treatment plant serves the municipality in Andalucía, Spain, with a population equivalent of 16,853. The plant operates under the EU Urban Waste Water Treatment Directive, ensuring compliance with secondary treatment stan
PRADOLLANO wastewater treatment plant serves the town of Pradollano in Andalucía, Spain, with a designed capacity of 1.00. It treats wastewater from a population of approximately 9,000 people.
PRADO DEL REY wastewater treatment plant serves the town of Prado del Rey in Andalucía, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
POZOBLANCO wastewater treatment plant serves Añora, Córdoba, in Andalucía, Spain. It handles a population of approximately 26,396 under EU regulatory standards.
POZO ALCON wastewater treatment plant serves the municipality of Pozo Alcón in Andalucía, Spain, with a population of 7,800. It operates under the EU Urban Waste Water Treatment Directive.
PENON DEL CUERVO wastewater treatment plant serves Rincón de la Victoria, Málaga, Andalucía, Spain. It handles a population equivalent of 258,375 and is located near the Mediterranean coast.
PENARROYA PUEBLO NUEVO is a wastewater treatment plant in Peñarroya-Pueblonuevo, Andalucía, Spain, serving approximately 24,900 people. It operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
PEAL DE BECERRO wastewater treatment plant serves Peal de Becerro in Andalucía, Spain, treating wastewater for approximately 6,500 residents. The plant operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
PATERNA DE LA RIVERA wastewater treatment plant serves Paterna de Rivera, Cádiz, Andalucía, Spain. It is an inland facility with a designed capacity of 1.00 volume unit, serving approximately 9,875 people.
PARADAS wastewater treatment plant serves the town of Paradas in Andalucía, Spain, with a population equivalent of 10,000. The facility operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
PALOMARES VILLARICOS wastewater treatment plant serves Villaricos in Andalucía, Spain. It has a designed capacity of 1.00 and serves a population of 6,803.
Palomares wastewater treatment plant serves Sevilla, Andalucía, Spain, handling a population equivalent of 365,883. It operates under the EU Urban Waste Water Treatment Directive, which mandates advanced treatment for large agglomerations discharging
Palma del Río wastewater treatment plant serves approximately 28,500 residents in Andalucía, Spain. The facility operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Palma del Condado wastewater treatment plant serves La Palma del Condado, Andalucía, Spain, with a designed capacity of 1.00 and a population equivalent of 10,365. The plant discharges into local water bodies under EU regulatory frameworks.
Padul wastewater treatment plant serves the municipality of Padul in Andalucía, Spain, with a designed capacity of 1.00 cubic meters per day. It operates under EU regulations for agglomerations of over 10,000 population equivalent.
OSUNA wastewater treatment plant serves the town of Osuna in Andalucía, Spain, with a population of approximately 26,353. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this si
ORGIVA wastewater treatment plant serves the municipality of Órgiva in Andalucía, Spain. It treats wastewater for approximately 6,500 residents in the Alpujarra Granadina region.
OLVERA SUR wastewater treatment plant serves Olvera in Andalucía, Spain. It is an inland facility serving a population of 6,630 under EU regulatory frameworks.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, PRADOLLANO has the highest designed capacity at 1 m3/day.