Tamil Nadu State is situated at the South-eastern extremity of the Indian peninsula bounded on the North by Karnataka and Andhra Pradesh, in the east by Bay of Bengal, in the South by Indian Ocean and in the West by Kerala State. It has a coastal line of 1076 km and a land boundary of 1200 km. It lies between 8 5’ and 13 35’ at Northern Latitude and 76 15’ and 80 20’ of Eastern Longitude with an area of 1,30,058 sq. km. (50,154.7 sq.miles).