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The Jakhol Sankri HEP with a proposed capacity of 44 MW is located on river Supin, a tributary of river Tons and part of river Yamuna in the Ganga basin, in Uttarkashi district of Uttarakhand. The project is designed as a run-of-the-river project and has the potential to generate 166 MU of energy in a year. A Memorandum of Understanding for the execution of the project was signed with the Government of Uttarakhand on November 21, 2005.
| Name of Component | Features |
| Location/Type /Capacity | |
| State/country | Uttarakhand |
| Installed Capacity (MW) | 44 (2 x 22) |
| Dam | |
| Type | Barrage |
| Height (From deepest foundation level) | 17.00 m |
| Desilting Arrangement | |
| Type | Under ground parallel chamber |
| No & Size | 2, 100.00 m (L) x 12 m (w) x 12.27 m (h) |
| Head Race Tunnel | |
| Shape | Modified Horse Shoe |
| length | 6.62 km |
| Finished Dia | 3.0 m |
| Surge Shaft | |
| Type | Restricted Orifice/UG |
| Depth | 42.87m |
| Dia | 7.5 m. |
| Power House | |
| Type | Underground |
| Size | 61.00 m (L) x 17.39 m (w) x 34.75 m(h) |
| Type of Turbine. | Pelton |
| Design Head | 436.36m |
| Tail Race Tunnel/Channel | |
| Length/Dia | 155.52 m./3.5m (W) x 3.75M (H) |
The Project shall be financed on 70:30 debt equity ratio. As per TEA of DPR by GoUk, cost of the project at April, 2016 price level is Rs. 477.15crores.
| Sr. No. | Description | Date |
| 1 | Signing of MoU for execution of Project between SJVN and GoUk | 21.11. 2005 |
| 2 | Submission of DPR to GoUK | 29.12.2011 |
| 3 | NOC from NBWL | 19.09. 2016 |
| 4 | Award of work for EIA/ EMP studies | 18.11. 2016 |
| 5 | Investment approval from GOI for pre-construction activities | 15.09.2017 |
| 6 | TEA of DPR by GoUk | 03.06.2019 |
| 7 | Approval of SIA study by GoUk | 26.06.2019 |
| 8 | Issuance of notification under section-11 of LARR Act | 17.07.2019 |
| 9 | Recommendation of EAC, MoEF&CC for Environmental Clearance | 26.12.2019 |
| 10 | Forest Clearance Stage-1 accorded by MoEF&CC | 27.07.2023 |