Tapovan Vishnugad Hydro Electric Power Project is located in the Uttaranchal Himalayas (Part of Western Himalayas) in Chamoli District of Uttaranchal about 280 km from Rishikesh on NH-58. The project is located on left bank of river Dhauliganga / Alaknanada, barrage site being on river Dhauliganga & TRT outlet on river Alaknanada. It comprises of constructing a 70 m wide barrage across river Dhauliganga. A 12.3 km long HRT on left bank of river conveys water to an underground powerhouse. Water from the powerhouse is discharged into river Alaknanada through a 510 m long Tail Race Tunnel. All components of the project are located on the left bank of river Dhauligang/Alaknanada

Underground Power House: 48.72 m x 158.80 m x 22.30 m
Surge Shaft : 13.5 m dia. & Depth: 145.20 m
Underground Butterfly Valve House: 42.351 m x 10.30 m x17.70 m
Underground Transformer Cavern: 148.15 m x 18.30 m x 27.50 m
Switchyard of Capacity: 400 KVA