Papanasam Dam

The Papanasam dam also known as Karaiyar 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 Dam
Karayar Dam.JPG
Papanasam Dam is located in Tamil Nadu
Papanasam Dam
Location of the Papanasam Dam in Tamil Nadu
LocationPapanasam, Tirunelveli District, Tamil Nadu
Coordinates8°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 date1942
Dam and spillways
Type of damGravity dam
Height143 ft (44 m)
Height (foundation)200 ft (61 m)
Length744 ft (227 m)
CreatesPapanasam Reservoir
Total capacity5.5×10^9 cu ft (126,263 acre⋅ft)
Power Station
Operator(s)Tamil Nadu Generation and Distribution Corporation Limited
Commission dateUnit 1: 8 July 1944
Unit 2: 12 December 1944
Unit 3: 10 June 1945
Unit 4: 7 July 1951
Turbines4 x 8 MW Francis-type
Installed capacity32 MW

Papanasam Hydroelectric Power PlantEdit

Papanasam Hydroelectric Power Plant has a design capacity of 28 megawatts. 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]


  1. ^ "The Hindu : States / Tamil Nadu : Water released from Papanasam Dam". Archived from the original on 3 February 2013.
  2. ^ "Tamil Nadu Generation and Distribution Corporation Limited (TANGEDCO)".
  3. ^ "Papanasam Hydroelectric Power Plant India - GEO".