In his reply on pollution levels during question hour, Kadam said as per a report on the status of environment, the water pollution levels in the city have gone down compared to previous year.
He was responding to the question raised by Prakash Faterpekar (Shiv Sena) and others.
As per the report, the percentage of samples of polluted water collected in the city came down to 10.84% in 2013-14 from 17.53% in the previous year.
During the discussion, the minister conceded the number of patients from Chembur and Mahul areas having respiratory and lung diseases is more compared to other areas.
Chest department of KEM Hospital and a health research group, EPRC have suggested the level of suspended particles and other pollutants in air needs to come down to reduce the diseases in these areas, the minister said.