Power Generation in Theni District

The following 3 hydro power projects are under the control of the Tamilnadu Electricity Board.

1. Periyar Hydro Project

2. Suruliyar Hydro Project

3. Vaigai Micro Power Project

Periyar Power house

• Source from Periyar Stream

• Rated Head is 373.38 M

• Water Consumption at Full Load Generation – 1600 Cu.Secs

Salient Features

• Location - Lower Camp (Near Cumbum)

• Elevation - 1574’ above MSL

• Installed Capacity - 4 X 35 MW

• No. of Unit - 4

• Date of Commissioning: 
  I – 12.10.1958
  II – 19.02.1959
  III – 07.06.1959
  IV – 22.12.1965

Suruliyar Power House

• Source from Suruliyar (Tributary to Vaigai River)

• Water Consumption at FLG is 148 Cusec

• Rated Head is 979.15M

Salient Features

• Location - Suruliyar

• Elevation - 1028.8 M

• Installed Capacity -1 X 35 MW

• No. of Unit- 1

• Date of Commissioning - 27.08.1978

Vaigai Micro Power Project

• Source from Vaigai River

• Rated Head is 27.54 M

• Water Consumption At Full Load Generation is 3 MW at  550 Cusecs with 91’ level & 700 Cusecs with 49.5’ level

Salient Features

• Location  - Vaigai Dam

• Elevation - +261.76 M

• Installed Capacity - 2 x 3 MW

• No. of Unit - 2

• Date of Commissioning - 04.03.1990

Wind Power Generation

Theni, Cumbam, Bodinayakanur and Aundipatti areas are good wind passage from western ghots in Theni District. So many wind power generation unit started in that area.