Kakki Reservoir is a reservoir, located in Pathanamthitta district of Kerala, India. The lake, which was created when Kakki dam () and Anathode dam () 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. The reservoir, which is also a tourist spot, is nestled in the Ranni reserve forest, very close to the Western Ghats.