Question raised in Lok Sabha on Contamination of Groundwater, 25/02/2016

Question raised in Lok Sabha on Contamination of Groundwater, 25/02/2016. The norms fixed for fluoride and other chemical contents in supply of water for various purposes including drinking water are given in Annexure I. Ground water quality data generated by Central Ground Water Board (CGWB) indicates that ground water in various parts in Ten (10) States for Arsenic, Twenty (20) States for Fluoride, Twenty One (21) States for Nitrate, Twenty Six (26) States and Union Territories for Iron, and Fifteen (15) States for Heavy Metals such as Lead, Chromium and Cadmium have concentration higher than the norms, on the date of analysis, prescribed by the Bureau of Indian Standards. State/UT-wise list / parts of the districts where ground water was found contaminated is given at Annexure-II. Status of contamination of ground water for last three years (2012-15) is given at Annexure-III.