2,117 plants indexed. Showing 339 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.
ETAR de Ensenada Pelada is a wastewater treatment plant serving Granadilla de Abona, Tenerife, Canary Islands, Spain. It serves a population of 21,900 and has a designed capacity of 1.00 cubic meters per day.
ETAR de Radazul is a wastewater treatment plant in El Rosario, Canary Islands, Spain, serving approximately 9,593 people. It is located near the coast of Tenerife, within 50 km of the Atlantic Ocean.
EDAR del NorEste is a wastewater treatment plant in San Cristóbal de La Laguna, Canary Islands, Spain. It serves a population of approximately 39,212 and is located within 50 km of the coast.
EL TABLERO wastewater treatment plant serves San Bartolomé de Tirajana in the Canary Islands, Spain. It treats wastewater from approximately 96,000 people and is located near the coast.
JINAMAR wastewater treatment plant serves Telde in the Canary Islands, Spain. It is located in the Valle de Jinámar and serves a population of 50,000.
Costa Calma wastewater treatment plant serves Pájara in the Canary Islands, Spain. It is located near the coast and serves a population of 17,738.
MOGAN PLAYA wastewater treatment plant serves the coastal town of Mogán in the Canary Islands, Spain. It is located near the beach and operates under EU regulations for small agglomerations.
ARGUINEGUIN wastewater treatment plant serves San Bartolomé de Tirajana in the Canary Islands, Spain. It treats wastewater from a population of approximately 15,338 people.
ARUCAS CARDONES wastewater treatment plant serves Arucas, Canarias, Spain. It is located near the coast and serves a population of approximately 21,529.
EDAR Comarcal Valle de La Orotava is a wastewater treatment plant in Puerto de la Cruz, Tenerife, Canary Islands, Spain. It serves approximately 72,548 people and is located near the coast.
EDAR de Buenos Aires is a wastewater treatment plant serving 231,732 people in Santa Cruz de Tenerife, Canary Islands, Spain. Located near the coast, it operates under EU regulations for large agglomerations.
Santa Cruz de La Palma wastewater treatment plant serves the capital of La Palma in the Canary Islands, Spain. It treats wastewater from over 10,000 residents before discharge into the Atlantic Ocean.
COMARCAL LOS LLANOS_EL PASO is a wastewater treatment plant serving Tijarafe, Canarias, Spain. Located near the coast, it serves a population of approximately 5,953 and has a designed capacity of 1.00 volume unit.
TIAS wastewater treatment plant serves the municipality of Tías in Lanzarote, Canary Islands, Spain. It treats wastewater from approximately 33,000 residents in the Puerto del Carmen area.
Playa Blanca wastewater treatment plant serves 15,260 people in Yaiza, Canarias, Spain. Located near the coast, it operates under EU Urban Waste Water Treatment Directive 91/271/EEC.
Costa Teguise wastewater treatment plant serves 30,100 people in Teguise, Canary Islands, Spain. Located near the coast, it operates under EU Urban Waste Water Treatment Directive standards.
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.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ETAR de Ensenada Pelada has the highest designed capacity at 1 m3/day.