The Chetlat Island is 56 km on the north of the Amini and 432 km (233 nautical miles) away from Kochi. It lies between 11° 41' and 11° 43' N latitude and 72° 41' and 72° 43' E longitude having an area of 1.40 sq km. Along the eastern side of the island, there is a wide belt of coral delta formed by storms, which broadens at the north and covers the whole southern end of the island.