CABB's Peripheral WWTPs

CABB's Peripheral WWTPs

Contract for Operating and Maintenance Services of the Peripheral Facilities Sanitation Systems of the Bilbao Bizkaia Water Consortium.

The facilities included in the contract for its operation, maintenance and conservation of 7 WWTPs, serving the municipalities of Mungía, Gorliz, Larrabetzu, Bakio, Unbe, Aresti and Artebakarra.

The initial duration of the contract is three years, with successive annual extensions up to a maximum of five years.


Treated volume (m3/day)

5 years

Contract period


Sacyr's participation