2,117 plants indexed.
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.
ALCUBLAS is a closed secondary treatment plant in Andilla, Comunitat Valenciana, Spain. It was designed with a capacity of 1,151 m³/day, serving the local area before ceasing operations.
RIBESALBES is a closed secondary treatment plant in Ribesalbes, Comunitat Valenciana, Spain. It was designed for a capacity of 1,808 m³/day.
OROPESA TORREBELLVER is a closed advanced treatment plant in Oropesa del Mar, Comunitat Valenciana, Spain. It had a designed capacity of 3,837 m³/day and is located within 10 km of the Mediterranean coast.
BORRIOL wastewater treatment plant in Borriol, Comunitat Valenciana, Spain, is a closed secondary treatment facility with a designed capacity of 1500 m³/day, located near the Mediterranean coast.
ORIHUELA LA APARECIDA is a closed secondary treatment plant in Orihuela, Comunitat Valenciana, Spain. It was designed for a capacity of 1,833 m³/day and is located inland near the Segura River basin.
ORBA wastewater treatment plant in Orba, Comunitat Valenciana, Spain, is a secondary treatment facility with a designed capacity of 1,760 m³/day. It is located within 10 km of the coast, serving the local community.
Murla wastewater treatment plant in Comunitat Valenciana, Spain, is a closed secondary treatment facility with a designed capacity of 500 m³/day, serving the local municipality.
GUADALEST wastewater treatment plant in el Castell de Guadalest, Spain, is a closed secondary treatment facility with a designed capacity of 1,942 m³/day, located within 10 km of the coast.
BUSOT wastewater treatment plant in Busot, Comunitat Valenciana, Spain, is a closed facility with secondary treatment and a designed capacity of 2300 m³/day.
XIXONA wastewater treatment plant serves Xixona/Jijona in Comunitat Valenciana, Spain, with a population equivalent of 45,268. It operates under the EU Urban Waste Water Treatment Directive.
XILXES wastewater treatment plant serves Xilxes/Chilches in Comunitat Valenciana, Spain, with a population equivalent of 7,256. The plant has a designed capacity of 1.00 volume unit and is located within 50 km of the coast.
XERACO wastewater treatment plant serves the municipality of Xeraco in Comunitat Valenciana, Spain. It treats wastewater for a population of approximately 15,216 and has a designed capacity of 1.00 cubic meters per day.
XATIVA wastewater treatment plant serves Xàtiva, Comunitat Valenciana, Spain. It is an inland facility managing municipal wastewater for a population of 53,437.
XABIA wastewater treatment plant serves Xàbia/Jávea in Comunitat Valenciana, Spain, with a designed capacity of 1.00 (units unspecified) and a population equivalent of 82,500. It operates under the EU Urban Waste Water Treatment Directive.
VALLE DEL VINALOPO wastewater treatment plant serves Elda, Spain, in the Comunitat Valenciana region. It treats wastewater from a population of 168,365, operating under EU Urban Waste Water Treatment Directive standards.
VALL D UIXO wastewater treatment plant serves la Vall d'Uixó in Comunitat Valenciana, Spain. It treats wastewater for approximately 45,000 residents under EU regulatory standards.
VALL DELS ALCALANS wastewater treatment plant serves Montserrat in Comunitat Valenciana, Spain. It is an inland facility designed for a capacity of 1.00 (likely in thousands of cubic meters per day) and serves a population of 11,188.
VALENCIA COLECTORES Y BOMBEOS is a closed secondary treatment plant in Alboraia, Spain, serving the Valencia coastal area. Its location near the Mediterranean Sea highlights the importance of wastewater management for marine protection.
Valencia Perellonet wastewater treatment plant serves the coastal community of el Perellonet near València, Spain. It operates under EU Urban Waste Water Treatment Directive standards for medium agglomerations.
VALENCIA MASSARROJOS is a closed secondary treatment plant in València, Spain. It was designed for a capacity of 1500 cubic meters per day and located within 10 km of the coast.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, OROPESA TORREBELLVER has the highest designed capacity at 3,837 m3/day.