Study of heavy metal levels in the soils of Pala Municipality, Kerala

  • 31/03/2008

  • Pollution Research

The study involves the atomic absorption analysis of four selected heavy metals lead, cadmium, zinc and copper pollution in the soil samples of Pala municipality. A total of 120 surface soil samples (0-5 cm) and corresponding 120 sub-surface soil samples (5-10 cm) were collected from industrial, agricultural, road side and institutional areas. The result shows that the level of Cd and Pb exceeded the recommended level. Copper pollution was found only in the industrial area. There was no zinc pollution in the soil samples analyzed.