This is the largest Hydroelectric Project executed in India generating 1500 MW of power as on 2010
  • Location : On River Satluj in Himachal Pradesh
  • Catchment area : 498.20 Sq. KM
  • Design discharge : 405 cu mecs
  • Design flood : 5660 cu mecs
  • Type of Dam : Concrete gravily
  • Max. height of dam above foundation level : EL. 61.50 M
  • Length of Dam : EL. 185.45 M
  • Top of Dam : EL. 1498 50 M
  • Maximum water level : EL. 1495.50 M
  • Maximum drawdown level : EL. 1474 00 M
  • Pondage available : 457 Hectare meter
  • Non-Overflow section : 105.45 M
  • Sluice block section : 80.0 M
  • Number & size of sluice gate (Radial type) : 5 nos. - 7.50 x 8.50 M
Desilting Chambers (Contractd 1.0)
  • Type : Underground desilting chambers of 16.31 M x 27. 50 M
  • Number : Four
  • Shape : Oval
  • Length : 525 M
  • Flow th rough velocity : 33.40 CM/Sec
  • Particle size to be removed : Particle > 0.2 MM

Head Race Tunnel (Contract # 2.1)
  • Diameter : 10.15 M
  • Length : 16,042 M
  • Design discharge : 405 Cu mecs
  • Velocity : 5.0 M/Sec
  • Shape : Circular Concrete Lined
  • Rock Cover On HRT : 90-1480 M


  • Purpose: Hydro Power Generation
  • Generation : 1500 MW (6 units of 250 MW each)
  • Capacity : 6,786mu’s in 90% dependable year 7.447mu’s in mean year
  • Client : Satluj Jal Vidyul Nigam Ltd., India