2,117 plants indexed. Showing 86 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.
VALSEQUILLO wastewater treatment plant serves Valsequillo de Gran Canaria, Canarias, Spain, with advanced treatment for a population of 2,155. It discharges 241.11 m³/day and is located within 10 km of the coast.
VALVERDE wastewater treatment plant in Valverde, Canarias, Spain, serves 352 people with advanced treatment. It discharges 67.40 m³/day and has a designed capacity of 3000 m³/day.
SAN NICOLAS is an advanced wastewater treatment plant in La Aldea de San Nicolás, Canary Islands, Spain. It serves 6,162 people with a designed capacity of 10,000 m³/day and discharges 819.59 m³/day.
LAS GAVIOTAS is an advanced wastewater treatment plant in Pájara, Canarias, Spain, serving 3,400 people with a designed capacity of 5,000 m³/day and a discharge volume of 616.24 m³/day.
AGAETE wastewater treatment plant in Agaete, Canary Islands, Spain serves 5,443 people with advanced treatment. It discharges 736.44 cubic meters daily and is located within 10 km of the coast.
SAN ANDRES Y SAUCES wastewater treatment plant serves 1,212 people in San Andrés y Sauces, Canarias, Spain. It provides advanced treatment and discharges treated water near the coast.
PUERTO NAOS is an advanced wastewater treatment plant in Tazacorte, Canarias, Spain, serving a population of 1,798. It discharges 325.88 m³/day of treated effluent near the coast.
LA SANTA is an advanced wastewater treatment plant in Tinajo, Canarias, Spain, serving 2,000 people. It discharges 229.67 m³/day of treated water near the coast of Lanzarote.
HARIA wastewater treatment plant in Teguise, Canarias, Spain, serves 4,000 people with advanced treatment. It discharges 157.08 m³/day and is located near the coast of Lanzarote.
TEROR wastewater treatment plant in Teror, Canarias, Spain, serves a population of 9,398 with advanced treatment. It discharges 910.83 m³/day and has a designed capacity of 10,000 m³/day.
SAN MATEO is an advanced wastewater treatment plant in Vega de San Mateo, Canarias, Spain. It serves a population of 4,131 and discharges 419.65 m³/day, with a designed capacity of 5,000 m³/day.
AEROPUERTO FUERTEVENTURA is an advanced wastewater treatment plant in Puerto del Rosario, Canary Islands, Spain. It serves a population of 2,350 and discharges treated water near the coast.
Cabo Verde wastewater treatment plant in Moya, Canary Islands, Spain, serves 6,370 people with advanced treatment. It discharges 709.75 m³/day and has a designed capacity of 5,000 m³/day.
FIRGAS is an advanced wastewater treatment plant in Firgas, Canarias, Spain, serving a population of 5,925. It discharges treated water near the coast, with a designed capacity of 6,000 m³/day.
LA ALJORRA is an advanced wastewater treatment plant in Cartagena, Región de Murcia, Spain, serving 6,553 people. It discharges 847.33 m³/day and has a designed capacity of 70,417 m³/day.
Cómpeta wastewater treatment plant in Andalucía, Spain serves 2,534 people with advanced treatment. It discharges 459.28 m³/day and is located near the Mediterranean coast.
Cabo de Gata wastewater treatment plant serves 4,092 people in Almería, Andalucía, Spain, with advanced treatment. It discharges 741.66 m³/day and is located within 10 km of the coast.
FONT DE SA CALA is an advanced wastewater treatment plant in sa Pedruscada, Illes Balears, Spain. Serving 2,799 people, it discharges 512.67 m³/day and has a designed capacity of 6,000 m³/day.
CANYAMEL wastewater treatment plant in Capdepera, Illes Balears, Spain, serves 2,103 people with advanced treatment. It discharges 747.06 m³/day and is located within 10 km of the coast.
Campanet wastewater treatment plant in Illes Balears, Spain, serves 2,751 people with advanced treatment. It discharges 768.27 m³/day and has a designed capacity of 4,000 m³/day.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, LA ALJORRA has the highest designed capacity at 70,417 m3/day.