T. Ramakrishnan CHENNAI: Perungudi on the southern outskirts of Chennai is home to several leading Information Technology companies. But, it is also known for groundwater contamination. The problem is a fallout of indiscriminate dumping of solid waste. South Chennai has several other water-related problems, including undue pressure on water bodies, drainage implications and reliance on water market. Conscious of the gravity of the problems in this part of the city, Anna University