ATHIRAPALLY FALLS is situated 1000 ft above sea level on the Chalakudy river, at the entrance to the Sholayar ranges of the Western Ghats, Athirappalli is a scenic combination of forests and little streams. Falling from a height of 80 feet, this is one of the largest waterfalls in the state. Many endangered and endemic species of flora and fauna are found in the forests of the Athirapilly-Vazhachal area. This is the only place in the Western Ghats where the endangered Hornbill species are seen. The Western Ghats is one of the most important biodiversity hot spot in the world.
Both Vazhachal and Athirapalli are on the same Chalakudy river. Athirapalli falls is best visited during rains, rest of the year water flow is less.