• Idukki Dam, located in Kerala, India.
  • It is a small hill town surrounded by a spread of beautiful, wooden valleys and meandering streams.
  • This place is well known tourist place in Kerala. Located in a beautiful Forest surrounding.
  • The dam, stands between Kurathimala(925 m) and Kuravanmala (840m) mountains.
Idukki Arch Dam Aerial View
Idukki Arch Dam Aerial View



The idukki dam is 170m tall and 366 m in width arch shaped dam.

Idukki Dam Top View


  • The dam generates about 780MW power supply through hydroelectric power station.
  • It built across Periyar Dam.
  • It is one of the highest arch dams in Asia.
  • Idukki dam listed in the top 5 biggest dams in India.
  • The Dam opened in 1976 and it took nearly 22 million man days to complete this project.
  • Technically, the dam type is a concrete double, curvature parabolic, thin arc dam.
idukki Arch dam from top view
idukki Arch dam from top view

Things along with Idukki Dam :

  • The main focus of constructing a dam at Idukki for Power Generation.
  • The Idukki Wildlife Sanctuary extends over the Thodupuzha and Udumbanchola taluks of Idukki district.
  • Wildlife Sanctuary  spread over 77 km2 and is about 450 – 748 m above sea level.
  • The Idukki Reservoir formed by three dams – Cheruthoni, Idukki and Kulamavu – extends to 33 sq.km.
  • Idukki is homeshelter for  Elephants, bisons, sambars deers, jungle cats, tigers, wild boars etc.
  • Variety of Snakes like Cobra, viper, krait and a number of non poisonous snakes in this Sanctuary.
  • The variety of birds of Idukki is Jungle fowl, myna, laughing thrush, black bulbul, peafowl, woodpecker, kingfisher etc
Deer at Idukki Forrest - Idukki Dam - Factins
Deers at Idukki Forest


Idukki Anchuruli tunnel :

  • Anchuruli is a big 4 kilometer circular tunnel constructed during construction of Idukki dam.
  • This underground tunnel is connecting channel of Erattayar dam to the Idukki reservoir.
  • We can reach this beautiful spot in summer season or the flow of the water is not so strong.
  • It is located at 10kms from Katapana and can reach by road.
  • Be very cautious about unexpected birds and slippery rocks while walking inside the tunnel.
Anchuruli Underground Tunnel
Anchuruli Underground Tunnel


Related Post

Idukki Dam construction and facts
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