Water samples collected by the department of Water and Waste Water Analysis, Institute of Preventive Medicine from various parts of Hyderabad shows that there are still a few junctions where no residue of chlorine is found in the water.

In a regular drive conducted by the department, close to 2,000 samples were collected in September of which 15 to 20 areas were identified where water was supplied without addition of chlorine. How-ever, officials say Water Board’s negligence is lesser this year compared to last year.