2,117 plants indexed. Showing 1,147 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.
UTRERA wastewater treatment plant serves the city of Utrera in Andalucía, Spain, with a population equivalent of 52,000. It operates under the EU Urban Waste Water Treatment Directive.
UBRIQUE wastewater treatment plant serves Ubrique in Andalucía, Spain, with a designed capacity of 1.00 volume unit. It treats wastewater from a population of 29,300 under EU regulatory standards.
TORROX COSTA wastewater treatment plant serves Torrox in Andalucía, Spain. It has a designed capacity of 1.00 and serves a population of 24,800.
TORROX wastewater treatment plant serves Torrox in Andalucía, Spain, with a designed capacity of 1.00 and serving a population of 20,402. It is located within 50 km of the coast.
TORREPEROGIL wastewater treatment plant serves Torreperogil in Andalucía, Spain, with a population of approximately 12,867. It operates under the EU Urban Waste Water Treatment Directive.
TORREDELCAMPO wastewater treatment plant serves Torre del Campo, Andalucía, Spain. It treats wastewater from a population of approximately 14,000 under EU Urban Waste Water Treatment Directive standards.
TIJOLA wastewater treatment plant serves Armuña de Almanzora in Andalucía, Spain, with a population of 7,751. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this size.
Tablada wastewater treatment plant serves approximately 105,000 people in Sevilla, Andalucía, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
SOTOGRANDE TORREGUADIARO wastewater treatment plant serves 5,765 people in San Roque, Andalucía, Spain. It is located near the coast and discharges into the Mediterranean Sea.
Sanlúcar de Barrameda wastewater treatment plant serves 68,000 people in Cádiz, Andalucía, Spain. Located near the Guadalquivir River estuary, it operates under EU Urban Waste Water Treatment Directive standards.
SAN ROQUE wastewater treatment plant serves the municipality of San Roque in Andalucía, Spain, with a designed capacity of 1.00 (units unspecified) and a population equivalent of 25,500.
San Juan de los Terreros wastewater treatment plant serves 20,000 people in Andalucía, Spain. It is located near the coast and discharges into the Mediterranean Sea.
SAN JERONIMO wastewater treatment plant serves Santiponce, Andalucía, Spain, handling a population equivalent of 320,000. It operates under the EU Urban Waste Water Treatment Directive.
SAN ISIDRO CAMPOHERMOSO wastewater treatment plant serves Níjar, Almería, in Andalucía, Spain. It handles a population equivalent of 19,038 and has a designed capacity of 1.00 (units unspecified).
ROQUETAS wastewater treatment plant serves El Parador de las Hortichuelas in Andalucía, Spain, with a population equivalent of 82,909. The facility is located within 50 km of the coast and has a designed capacity of 1.00 (units unspecified).
RONDA wastewater treatment plant serves Ronda, Andalucía, Spain, with a designed capacity of 1.00 and a population equivalent of 81,000. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC.
RINCON DE LA VICTORIA wastewater treatment plant serves the municipality of Rincón de la Victoria in Andalucía, Spain, with a population equivalent of 41,715. The plant is located near the Mediterranean coast and operates under EU Urban Waste Water T
QUESADA wastewater treatment plant serves approximately 6,000 people in Quesada, Andalucía, Spain. It operates under the EU Urban Waste Water Treatment Directive.
Punta Umbría wastewater treatment plant serves the coastal town of Punta Umbría in Andalucía, Spain, with a population equivalent of 54,558. The facility operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
PULPI wastewater treatment plant serves La Fuente, Pulpí, in Andalucía, Spain. It is located within 50 km of the coast and serves a population of 5,762.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, UBRIQUE has the highest designed capacity at 1 m3/day.