When Erin Brockovich sued a major utility company in the 1990s for contaminating drinking water with hexavalent chromium, a toxic and carcinogenic metal, national attention turned to California.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/widespread-groundwater-contamination-risk-chromium
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/phys
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/groundwater-pollution
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/california
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/heavy-metals
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-management
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/industrial-pollution
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution-control