Chalakkudi River
Peringalkuthu Reservoir
Kannankuzhi Todu
Sholai Ar
Parambikulam Ar
Karapara River
Parambikulam Reservoir
Tunakadavu Reservoir
Tunakadavu Ar
Veti Ar
Sholayar Reservoir
Kuriarkutti Ar
Varigali Ar
Periyar River
Parayankadavu Ar
Baga Pallam
Sholaiar Reservoir
Tekkadi Ar