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.
REQUENA wastewater treatment plant serves Requena, Comunitat Valenciana, Spain, with a population equivalent of 45,365. It operates under the EU Urban Waste Water Treatment Directive.
RAFELGUARAF wastewater treatment plant serves the municipality of Rafelguaraf in Comunitat Valenciana, Spain. It is an inland facility with a designed capacity of 1.00 volume unit, serving a population of 7,352.
QUART BENAGER wastewater treatment plant serves València, Spain, with a population equivalent of 251,288. It is located in the Comunitat Valenciana region and operates under EU Urban Waste Water Treatment Directive standards.
POBLA DE FARNALS wastewater treatment plant serves Massamagrell in the Comunitat Valenciana, Spain, handling a population equivalent of 231,975. It is located near the Mediterranean coast, within 50 km of the sea.
PINEDO 2 is a major wastewater treatment plant serving over 1.4 million people in València, Spain. It operates under the EU Urban Waste Water Treatment Directive, ensuring high environmental standards for the Mediterranean region.
PINEDO 1 is a major wastewater treatment plant serving València, Spain, with a population equivalent of 419,170. It operates under the EU Urban Waste Water Treatment Directive, ensuring high environmental standards for the Mediterranean coastal regio
PILAR DE LA HORADADA wastewater treatment plant serves Pilar de la Horadada in Comunitat Valenciana, Spain. It treats wastewater for approximately 59,413 people with a designed capacity of 1.00 cubic meters per day.
CHIVA wastewater treatment plant serves Cheste in Comunitat Valenciana, Spain, with a population equivalent of 35,833. The plant has a designed capacity of 1.00 cubic meters per day.
CHESTE wastewater treatment plant serves the municipality of Cheste in Comunitat Valenciana, Spain, with a population equivalent of 19,321. The plant has a designed capacity of 1.00 unit and operates under EU Urban Waste Water Treatment Directive sta
CHELLA wastewater treatment plant serves the municipality of Chella in Comunitat Valenciana, Spain. It has a designed capacity of 1.00 and serves a population of approximately 7,502.
Castello de la Plana wastewater treatment plant serves Castelló de la Plana in Comunitat Valenciana, Spain, with a population equivalent of 333,040. The plant operates under the EU Urban Waste Water Treatment Directive.
CARLET wastewater treatment plant serves Carlet, Comunitat Valenciana, Spain. It treats wastewater for a population of 37,439 under the EU Urban Waste Water Treatment Directive.
CANET SAGUNTO wastewater treatment plant serves Sagunto, Spain, in the Comunitat Valenciana region. It treats wastewater from approximately 30,000 people and is located within 50 km of the Mediterranean coast.
CANALS wastewater treatment plant serves Canals in Comunitat Valenciana, Spain. It handles a population equivalent of 63,967 and has a designed capacity of 1.00 (units unspecified).
Camp de Túria II wastewater treatment plant serves Riba-roja de Túria in the Comunitat Valenciana, Spain, with a designed capacity of 1.00 unit. It treats wastewater for a population of 79,345 under the EU Urban Waste Water Treatment Directive.
CAMP DE TURIA I is a wastewater treatment plant serving l'Eliana, Valencia, Spain. It serves a population of 62,129 and operates under EU regulations for medium agglomerations.
CALP wastewater treatment plant serves Calp, Comunitat Valenciana, Spain, with a designed capacity of 1. 00. It supports a population of 69,034 and is located within 50 km of the coast.
Burriana wastewater treatment plant serves Borriana/Burriana in Comunitat Valenciana, Spain. It is located near the Mediterranean coast and serves a population of 58,559.
BUNOL ALBORACHE is a wastewater treatment plant in Alborache, Comunitat Valenciana, Spain, serving a population of approximately 38,944. It operates under the EU Urban Waste Water Treatment Directive.
BETERA wastewater treatment plant serves Bétera in Comunitat Valenciana, Spain, with a population equivalent of 26,913. The facility is located near the Mediterranean coast and operates under EU regulations.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, RAFELGUARAF has the highest designed capacity at 1 m3/day.