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.
UTIEL wastewater treatment plant serves Utiel in Comunitat Valenciana, Spain, with a population equivalent of 32,342. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this
Torrevieja wastewater treatment plant serves over 213,000 people in the Comunitat Valenciana, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for large agglomerations.
TORRENT wastewater treatment plant serves Picanya in Comunitat Valenciana, Spain, with a population equivalent of 60,165. The plant is located within 50 km of the coast and operates under EU Urban Waste Water Treatment Directive standards.
Torreblanca wastewater treatment plant serves approximately 10,423 people in Spain. Located near the coast, it operates under the EU Urban Waste Water Treatment Directive.
TEULADA MORAIRA wastewater treatment plant serves Moraira, Spain, in the Comunitat Valenciana region. It handles a population of 10,830 and discharges into the Mediterranean coastal environment.
Tavernes Casco wastewater treatment plant serves Tavernes de la Valldigna in Comunitat Valenciana, Spain. It is located within 50 km of the coast and serves a population of approximately 32,935.
Tavernes Basa wastewater treatment plant serves Tavernes de la Valldigna, Spain, treating municipal wastewater for over 10,000 residents. The plant is located near the coast in the Comunitat Valenciana region.
SUECA EL PERELLO wastewater treatment plant serves Sueca, Spain, in the Comunitat Valenciana region. It treats wastewater for approximately 12,050 people and is located near the Mediterranean coast.
SUECA wastewater treatment plant serves Sueca in Comunitat Valenciana, Spain, with a population equivalent of 27,555. The facility operates under Spain's implementation of the EU Urban Waste Water Treatment Directive.
SISTEMA CALLOSA is a major wastewater treatment plant serving Callosa de Segura in the Comunitat Valenciana, Spain. It handles a population equivalent of 198,703, operating under EU regulations.
SIMAT DE LA VALLDIGNA wastewater treatment plant serves Simat de la Valldigna in Comunitat Valenciana, Spain. It has a designed capacity of 1.00 and serves a population of 5,996.
SEGORBE wastewater treatment plant serves the municipality of Segorbe in Comunitat Valenciana, Spain. It treats wastewater for approximately 17,318 people under the EU Urban Waste Water Treatment Directive.
Santa Pola wastewater treatment plant serves the coastal municipality of Santa Pola in Comunitat Valenciana, Spain. It handles wastewater from a population of approximately 96,202 under EU regulatory standards.
SAN FULGENCIO DAYA wastewater treatment plant serves San Fulgencio, Spain, with a population equivalent of 24,556. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC.
SAGUNT wastewater treatment plant serves Sagunt/Sagunto in Comunitat Valenciana, Spain, with a population equivalent of 121,203. The facility is located within 50 km of the coast and operates under EU Urban Waste Water Treatment Directive standards.
ROJALES wastewater treatment plant serves the municipality of Rojales in Comunitat Valenciana, Spain, with a population equivalent of 17,759. The plant is located inland, about 50 km from the coast, and discharges into the Segura River basin.
RIOLA wastewater treatment plant serves the municipality of Riola in Comunitat Valenciana, Spain. It has a designed capacity of 1.00 and serves a population of 3,212.
RINCON DE LEON wastewater treatment plant serves Alicante, Spain, with a population equivalent of 498,600. It is located near the Mediterranean coast in the Comunitat Valenciana region.
RIBA ROJA SETRECE is a wastewater treatment plant in Loriguilla, Comunitat Valenciana, Spain, serving a population of 18,406. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of thi
RIBA ROJA EL OLIVERAL wastewater treatment plant serves Riba-roja de Túria in Comunitat Valenciana, Spain. It treats wastewater from a population of approximately 6,797 people.
UtilityRadar indexes 2117 wastewater treatment plants in Spain, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, TORREVIEJA has the highest designed capacity at 1 m3/day.