The Kelanitissa Power Station is a state-owned power station located on the south bank of the Kelani River in the northern part of the city of Colombo, Sri Lanka.

Commissioned in 1964, it is the first thermal power station built in Sri Lanka, after the country gained independence.

The facility has a current gross installed capacity of 360 MW, a significant amount when compared to the total installed capacity of nearly 4,086 MW in the year 2017.

[1] The facility is owned and operated by the Ceylon Electricity Board.

[4] The newest 165 MW naphtha-fuelled combined cycle unit was commissioned in August 2002.