The Bens WWTP treats waster waters from the municipalities of A Coruña, Cambre, Culledero, Arteixo and Oleiros, with the aim of complying with EU directives on water quality.

It is one of the largest sanitation works carried out in Galicia. It has a pre-treatment facility that can manage 6.7 m3/s and a secondary treatment system of 2.3 m3/s. It treats the waters of an equivalent population of about 600,000 inhabitants. After construction of the plant,

Cadagua also took on responsibility for the operation and maintenance of the facilities.

Type of treatment

Primary, Secondary, Anaerobic Digestion, Thermal Drying, Cogeneration.

Main features

Localización: A Coruña, Spain

Población equivalente: 670.000

Capacidad: 130.982 m3/day

Año final: 2010