The works consisted on the complete construction of a water purification station with an exhaustive activated sludge process at the industrial complex of Cuíña, Cervo, as well as the installation of a pipe network spanning 1.8 km and including the relevant pumping wells and storm water tank, and 118 inspection wells with the capacity to meet the needs for a population of 8,000. Contracting Entity: Ministerio de Medio Ambiente, Medio Rural y Marino (Ministry of the Environment and Rural and Marine Affairs).