Noronha said, that following a complaint from Saipem villagers, Anti-Pollution Front, that industrial units are discharging waste into the storm water drain thereby polluting the dams and ponds; a site inspection was carried out last month and water samples were also collected. Chairman said that the chemical oxygen and biochemical oxygen demand, suspended solids and oil and grease in respect of final treated water sample of the Effluent Treatment Plant, exceeds the permissible limit. It was also found that the ETP was not working, resulting in water pollution.