Papanasam Dam

Papanasam Dam
Location of the Papanasam Dam in Tamil Nadu
Country India
Location Papanasam, Tirunelveli District, Tamil Nadu
Coordinates 8°42′43″N 77°23′35″E / 8.712°N 77.393°E / 8.712; 77.393Coordinates: 8°42′43″N 77°23′35″E / 8.712°N 77.393°E / 8.712; 77.393
Opening date 1942
Dam and spillways
Height 143 ft (44 m)
Height (foundation) 200 ft (61 m)
Length 744 ft (227 m)
Creates Papanasam Reservoir
Total capacity 5.5×10^9 cu ft (126,263 acre·ft)
Power station
Operator(s) Tamil Nadu Generation and Distribution Corporation Limited
Commission date Unit 1: July 8, 1944
Unit 2: December 12, 1944
Unit 3: June 10, 1945
Unit 4: July 7, 1951
Type Gravity dam
Turbines 4 x 8 MW Francis-type
Installed capacity 32 MW

The Papanasam dam is located 49 kilometres (30 mi) away from Tirunelveli in Tamil Nadu, India. The dam is used to irrigate 86,107 acres (34,846 ha) of paddy fields in Tirunelveli and Tuticorin districts.[1]

Papanasam Hydroelectric Power Plant

Papanasam Hydroelectric Power Plant was a design capacity of 28 MW. It has four Francis turbine-generators. The first unit was commissioned in 1944 and the last in 1951. It is on Thambirabarani river.It is operated by Tamil Nadu Generation and Distribution Corporation Limited (TANGEDCO).[2][3]


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