Kakki Reservoir is a reservoir, located in Pathanamthitta district of Kerala, India.The lake, which was created when Kakki and Anathode dams were built, is on one of the tributaries of Pamba, the Kakki tributary. The dams were built in 1966 as part of the Sabarigiri Hydroelectric project. Full reservoir level (FRL) is 981.45 meters above sea level according to the operators of the "twin" reservoirs, the Kerala State Electricity Board
Kakki Reservoir is nestled in the Pathanamthitta Reserve Forest, very close to the Western Ghats. These forests that surround the reservoir are inhabited by elephants, tigers, deer, monkeys and a variety of bird life. Kakki Reservoir is about 50 kilometers from Chittar town.