Idukki Hydroelectric Project: Location and Importance

Category: Geography / Energy Infrastructure

UPSC Notes

The Idukki Hydroelectric Project is a major hydroelectric power project in Kerala, situated in the Western Ghats. It harnesses water stored in a reservoir system to generate electricity.

The project is operated by the Kerala State Electricity Board (KSEB).

Major components

  • Idukki Arch Dam: A prominent double-curvature arch dam across the Periyar River.

  • Cheruthoni Dam: An important component of the reservoir system.

  • Kulamavu Dam: Another major component associated with the project.

  • Power station: The underground powerhouse is located at Moolamattom.

The project is significant for Kerala's electricity supply and illustrates the role of multipurpose water infrastructure in energy development.

Key Pointers for UPSC

  • State: Kerala.

  • River system: Periyar.

  • Dam type: Idukki is known for its arch dam.

  • Powerhouse: Moolamattom.

  • The project is associated with the Western Ghats, an ecologically sensitive mountain system.

  • Hydropower is renewable in operation, but projects can still have environmental and social impacts.