Studies on Heavy Metal Pollution Index Of Groundwater of Edamalaipatti Pudhur Area Near Korai River Tiruchirappalli District Tamil Nadu, India

Groundwater samples were collected from different localities in and around Edamalaipatti pudhur area, near Korai River, Tiruchirappalli District Tamil Nadu. Samples were collected from ten different locations during pre monsoon, monsoon and post monsoon during the year 2014. They are analyzed for heavy metals such as Zine, lead, Nickel, copper, and Iron using Atomic Absorption Spectrophotometer (AAS). The analytical data was compared with the guidelines given by WHO. The Calculated values HPI 163.8. The results reveal that the concentration of lead and nickel are higher than the permissible limit prescribed by the WHO. The result shows that the water quality of the study area is very poor and not suitable for drinking purpose. The heavy metal contamination may due to the discharge of waste, industrial and municipal wastewater, disposal of solid waste by land filling, and other anthropogenic influences in this region.