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.
Arrecife wastewater treatment plant serves the city of Arrecife on Lanzarote, Canary Islands, Spain. It treats wastewater from a population of 52,600 and discharges into the Atlantic Ocean.
TELDE HOYA DEL POZO is a wastewater treatment plant in Telde, Canarias, Spain, serving approximately 48,935 people. It is located near the coast of Gran Canaria, within 50 km of the Atlantic Ocean.
Barranco Seco II serves Las Palmas de Gran Canaria, Spain, with a designed capacity of 1.00 unit. The plant supports a population of 328,319 and is located within 50 km of the coast in the Canary Islands.
LAS BURRAS wastewater treatment plant serves San Bartolomé de Tirajana in the Canary Islands, Spain, with a population equivalent of 103,651. The facility is located near the coast and operates under the EU Urban Waste Water Treatment Directive.
GUIA GALDAR wastewater treatment plant serves Gáldar in the Canary Islands, Spain, with a designed capacity of 1.00 and a population equivalent of 30,000. It operates under the EU Urban Waste Water Treatment Directive.
Puerto del Rosario wastewater treatment plant serves the capital of Fuerteventura in the Canary Islands, Spain. It treats wastewater from a population of approximately 24,130 under EU regulatory standards.
PLAYAS DE JANDIA wastewater treatment plant serves Pájara, Canarias, Spain, with a population equivalent of 8,294. The facility has a designed capacity of 1.00 unit and operates under Spain's implementation of the EU Urban Waste Water Treatment Direc
Morro Jable II wastewater treatment plant serves the coastal town of Morro Jable in Pájara, Canary Islands, Spain. It is designed for a capacity of 1.00 and serves a population of 13,881.
EDAR Golf del Sur is a wastewater treatment plant in San Miguel de Abona, Tenerife, Canary Islands, serving approximately 21,574 people. It operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
ETAR Las Galletas is a municipal wastewater treatment plant serving Arona, Tenerife, Canary Islands, Spain. It treats wastewater from a population equivalent of 10,290 and has a designed capacity of 1.00 cubic meters per day.
San Sebastián de la Gomera wastewater treatment plant serves 7,600 residents on La Gomera, Canary Islands. The facility discharges into the Atlantic Ocean under Spain's implementation of the EU Urban Waste Water Treatment Directive.
ETAR de Sueño Azul is a wastewater treatment plant serving 9,750 people in Adeje, Tenerife, Canary Islands, Spain. It is located within 50 km of the coast, discharging into the Atlantic Ocean.
ETAR del Polígono Industrial del Valle de Güímar is a wastewater treatment plant in Arafo, Tenerife, Canary Islands, Spain. It serves an industrial area with a population equivalent of 9,729.
ETAR de Añaza is a municipal wastewater treatment plant serving 6,603 people in Santa Cruz de Tenerife, Canary Islands, Spain. It operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
EDAR Costa del Silencio is a wastewater treatment plant serving 14,640 people in Arona, Tenerife, Canary Islands, Spain. It operates under EU regulations for coastal communities.
EDAR Complejo Ambiental de Arico is a wastewater treatment plant serving 5,823 people in Arico, Canary Islands, Spain. It operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
ETAR de San Blas is a wastewater treatment plant in Candelaria, Canary Islands, Spain, serving approximately 9,610 people. It is located within 50 km of the coast and has a designed capacity of 1.00.
Motor Grande wastewater treatment plant serves Mogán in the Canary Islands, Spain, with a designed capacity of 1.00 and a population served of 14,687. It is located within 50 km of the coast.
Montana Blanca wastewater treatment plant serves Antigua in the Canary Islands, Spain. It is located within 50 km of the coast and serves a population of 13,661.
GRAN TARAJAL wastewater treatment plant serves Tuineje, Canarias, Spain. It treats wastewater from a population of 5,595 and is located near the coast of Fuerteventura.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ARRECIFE has the highest designed capacity at 1 m3/day.