WAPCOS has until March 2027 to complete FSR and DPR for Kerala's 800 MW Idukki Extension, boosting capacity to 1,580 MW. WAPCOS Ltd given time till March 2027 to prepare FSR, DPR for Keralam’s 800 MW Idukki Extension Scheme left A view of the Idukki and Cheruthoni dams. FILE PHOTO KSL https://th-i.thgim.com/public/incoming/lrvuh8/article71620057.ece/alternates/FREE_1200/Idukki-hydel-prG1KFIR84E.3.jpg.jpg th-online Administrator Major achievement: Idukki hydroelectric project, the State’s largest hydel power project, marks a historic 50-year milestone on Thursday.