2,117 plants indexed. Showing 508 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.
TAURITO wastewater treatment plant serves Mogán, Canarias, Spain. It provides secondary treatment and discharges treated wastewater near the coast.
RIO ASON is an advanced wastewater treatment plant in Rasines, Cantabria, Spain. It discharges 811.82 m³/day and is located within 10 km of the coast, serving the local community.
LA CAVADA is a secondary wastewater treatment plant in Riotuerto, Cantabria, Spain. It discharges 268.57 m³/day of treated effluent and is located within 10 km of the coast.
CEUTA wastewater treatment plant serves the city of Ceuta, Spain, with a population equivalent of 114,595. The plant is located near the Mediterranean coast and operates under EU regulations.
ALMUNECAR wastewater treatment plant serves Almuñécar, Andalucía, Spain, treating wastewater for approximately 124,700 people. The facility is located near the Mediterranean coast and operates under EU regulatory standards.
ALCALA DE XIVERT ALCOSSEBRE is a wastewater treatment plant serving Alcalà de Xivert, Spain. It treats wastewater for a population of 22,335 in the Comunitat Valenciana region.
SUECA EL MARENY DE BARRAQUETES is a closed advanced treatment plant in Sueca, Comunitat Valenciana, Spain. It was designed for a capacity of 30,083 m³/day and is located within 10 km of the coast.
CANET D EN BERENGUER is a closed secondary treatment plant near Sagunt, Valencia, Spain. It served the Almardà area with a designed capacity of 12,415 m³/day and is within 10 km of the Mediterranean coast.
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.
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.
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.
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.
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.
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.
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.
Torrevieja wastewater treatment plant serves over 213,000 people in the Comunitat Valenciana, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for large agglomerations.
TORRENT wastewater treatment plant serves Picanya in Comunitat Valenciana, Spain, with a population equivalent of 60,165. The plant is located within 50 km of the coast and operates under EU Urban Waste Water Treatment Directive standards.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, SUECA EL MARENY DE BARRAQUETES has the highest designed capacity at 30,083 m3/day.