idukki hydroelectric project for 12 February 2026

Idukki Hydroelectric Project Latest News

As the Idukki hydroelectric project, Kerala’s largest hydel power project, marks a historic 50-year milestone, the Moolamattom power plant has recorded a total generation of 115,852.672 million units (MU) over the past five decades.

About Idukki Hydroelectric Project

• It is built across the Periyar River in the Idukki district of Kerala.
• It is the largest hydroelectric project in Kerala.
• The installed capacity of this project is 780 MW.
• The powerhouse at Moolamattom is the longest underground power station in India, and the pressure shaft is the largest in the country. 
• The powerhouse has six generators of 130 MW capacity each. 
• The project was completed with aid from the Government of Canada, and the technical consultancy was M/s Surveyor, Nenniger and Chenevert. 
• The project was dedicated to the nation on 12th February 1976.
• There are three dams associated with this project. They are: Idukki Arch Dam, Cheruthoni Dam & Kulamavu Dam.
  • The Idukki dam is one of the highest ten arch dams in the world and the third highest in India after the Tehri Dam (Uttarakhand) and Bhakra Nangal Dam (Himachal Pradesh). 
  • It is the first dam in Asia that is constructed in a double-curvature arch dam type and the second in the world. 
  • The dam stands between the two mountains, Kuravanmala (839 m), and Kurathimala (925 m).

Source: TH