Kotmale Dam

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Kotmale Dam
UG-LK Photowalk - 2018-03-24 - Kotmale Dam (4).jpg
Right bank of the dam, with spillways
Kotmale Dam is located in Sri Lanka
Kotmale Dam
Location of Kotmale Dam in Sri Lanka
Country Sri Lanka
Location Kotmale
Coordinates 07°03′39″N 80°35′50″E / 7.06083°N 80.59722°E / 7.06083; 80.59722Coordinates: 07°03′39″N 80°35′50″E / 7.06083°N 80.59722°E / 7.06083; 80.59722
Purpose Power
Status Operational
Construction began February 1979 (1979-02)
Opening date August 1985 (1985-08)
Owner(s) Mahaweli Authority
Dam and spillways
Type of dam Embankment dam
Impounds Kotmale Oya
Height (foundation) 87 m (285 ft)
Length 600 m (1,969 ft)
Spillways 3
Creates Kotmale Reservoir
Kotmale Power Station
Coordinates 07°07′41″N 80°34′42″E / 7.12806°N 80.57833°E / 7.12806; 80.57833
Operator(s) Ceylon Electricity Board
Turbines 3 × 67 MW
Installed capacity 201 MW

The Kotmale Dam is a large hydroelectric and irrigation dam in Kotmale, Sri Lanka. The dam generates power from three 67 MW turbines, totalling the installed capacity to 201 MW, making it the second largest hydroelectric power station in Sri Lanka. Construction on the dam began in August 1979 and was ceremonially completed in February 1985.[1]

See also[edit]


  1. ^ "Kotmale Dam". Retrieved 21 April 2011.