Links:
[1] http://admin.indiaenvironmentportal.org.in/news/uppalam-residents-protest-against-contamination-drinking-water
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/hindu-chennai
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/tamil-nadu
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water-quality
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply