Dehar Power Plant

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Dehar power plant
Official name Dehar power house (B.B.M.B.)
Location Dehar, Slapper (Sunder Nagar), Mandi

The Dehar Power Plant is a large hydroelectric power plant in Mandi district, Himachal Pradesh, India. It was established in 1977 with four unit vertical shaft Francis turbines, and now it has a total of six units. It is situated on the banks of the Sutlej on the Slapper bridge. It receives water from the Pandoh Dam.[1]

It is managed by the Bhakra Beas Management Board (BBMB),[2] which is engaged in regulation of the supply of water and power from Bhakra Nangal and Beas Projects to the states of Punjab, Haryana, Rajasthan, Himachal Pradesh and Delhi. BBMB manages four power stations: Bhakhra, Ganguwal, Kotla, Pong and Dehar.

Salient features
Turbine Vertical shaft Francis turbine
Total no. of units 6
Capacity of each unit 165 MW
Total installed capacity 990 MW
Speed 300rpm
maximum head 341.4m
minimum head 254.6m
No of pen-stock headers 3
No of penstock branches 6

The main components of project[edit]

Dehar power plant.jpg

  1. Pandoh Dam
  2. Pandoh to Baggi tunnel
  3. Baggi to Sunder Nagar balancing reservoir open channel flow
  4. Sunder Nagar balancing reservoir to Slapper tunnel
  5. Surge shaft to power house turbine penstock


  1. ^ Hydrology and Water Resources of India By S. Sharad Kumar Jain, Pushpendra K. Agarwal, V. Vijay P. Singh :ISBN 1402051808, 9781402051807
  2. ^ "Bhakra Beas Management Board". Retrieved 8 February 2014. 

External links[edit]

Coordinates: 31°24′37″N 76°51′43″E / 31.41018°N 76.86205°E / 31.41018; 76.86205