Heavy Metal Contamination of Ground Water Near South Bank Canal between Karur and Tiruchirappalli Districts, Tamil Nadu, India

This paper ardently deals with the heavy metal cont amination of ground water near south bank canal bet ween Karur and Tirichirappalli districts of Tamil Nadu, India. The heavy metal contaminations around these areas are analyzed according to the guidelines provided by WH O. The south bank canal is starting from Mayanur an d ends at Pettavaithalai. This area is located in between Kar ur and Tirichirappalli which is in central part of Tamil Nadu state. There are few industries in the vicinity now and many more shall come up in near future. There are many stations where surface, sub surface and ground wate r are threatened by the existing industries. Two su rface water and twenty two groundwater samples were collected nsouth bank canal area in monsoon, post monsoon and pre monsoon seasons over a period from August 2010 to J une 2011. The heavy metal analysis results shows th at towards right to canal water are highly contaminate d compared to stations towards left of canal water. The water quality assessment is an attempt to provide a compr ehensive guide to interpret, the industrial activit ies around this area. Municipal contaminating activities and hydro geological characteristics are also other contamina ting sources.