2,117 plants indexed. Showing 368 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.
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).
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
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.
Puerto Real wastewater treatment plant serves 45,249 people in Andalusia, Spain. Located near the Bay of Cadiz, it operates under EU Urban Waste Water Treatment Directive standards.
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.
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.
Motril Salobrena wastewater treatment plant serves the Motril area in Andalucía, Spain, with a population equivalent of 109,734. It is located near the Mediterranean coast and operates under the EU Urban Waste Water Treatment Directive.
MAZAGON wastewater treatment plant serves a population of 7,060 in Spain. Located near the coast, it operates under EU regulations for small agglomerations.
MATALASCANAS wastewater treatment plant serves Almonte, Andalucía, Spain, with a population equivalent of 25,774. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Manilva wastewater treatment plant serves 28,100 people in Spain. Located near the coast, it operates under the EU Urban Waste Water Treatment Directive.
Los Barrios wastewater treatment plant serves the municipality of Los Barrios in Andalucía, Spain, with a population of approximately 18,083. The plant is located within 50 km of the coast and operates under EU regulations.
LAS GALERAS wastewater treatment plant serves El Puerto de Santa María in Andalucía, Spain. It is located near the Bay of Cádiz and serves a population of approximately 128,209.
The La Linea de la Concepcion wastewater treatment plant serves over 110,000 people in Andalusia, Spain. Located near the Mediterranean coast, it operates under the EU Urban Waste Water Treatment Directive.
La Herradura wastewater treatment plant serves the coastal town of La Herradura in Almuñécar, Andalucía, Spain. It treats wastewater for approximately 10,659 residents under the EU Urban Waste Water Treatment Directive.
La Barrosa wastewater treatment plant serves Chiclana de la Frontera in Andalucía, Spain, with a population equivalent of 30,000. The facility is located near the coast and operates under EU regulations.
LA ANTILLA wastewater treatment plant serves Lepe, Huelva, in Andalucía, Spain. It is located near the coast and serves a population of 57,192.
Isla Cristina wastewater treatment plant serves approximately 33,000 people in the Huelva province of Andalusia, Spain. It discharges treated effluent into the Atlantic coastal environment.
HUELVA wastewater treatment plant serves the city of Huelva in Andalucía, Spain, with a population equivalent of 239,800. It is located near the coast and discharges into the Atlantic Ocean via the Odiel River estuary.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, SAN ISIDRO CAMPOHERMOSO has the highest designed capacity at 1 m3/day.