Kathmandu. According to the Supplementary Environmental Impact Assessment (EIA) report of the Upper Trishuli-1 Hydropower Project, the project has been increased to Rs. It is estimated to reach 66.1 billion. The initial cost estimate of the project is Rs. From Rs 36.4 billion, it has now increased by 81.5 percent.
Although the re-evaluation report has added construction cost along with the physical infrastructure, there are no more affected households. According to the report, the increase in cost estimation is due to the increase in the length of the access tunnel, increase in the number of bailey bridges and changes in the main structures of the project.
The report, prepared by Nepal Water and Energy Development Company, presents updated revisions compared to the Environmental Impact Assessment report approved in 2013. The Ministry of Forest and Soil Conservation has urged stakeholders to submit their suggestions on the report on the Environmental Impact Assessment (EIA) within 10 days.
The 216 MW project will be constructed at Amachhodangmo Rural Municipality Ward No. 1 of Rasuwa district. Gosainkunda Rural Municipality Ward No. 1 and 2 Ward No. 6, Uttargaya Rural Municipality and Kalika Rural Municipality Ward No. 1. 1. The length of its gross head was 350 meters in the initial assessment, but now it has come down to 342.6 meters. Annual power generation has increased from 1,440 GWh to 1,456.4 GWh now.
The report also suggests changes to the main structures. Accordingly, the previous audit-2 has been scrapped. It has been stated that amendments have been made in Audit-1 and Audit-4, three new bailey bridges have been added, diversion tunnel, headrace tunnel, surge tank, tailrace tunnel etc. have been revised.
Initially, 108.61 hectares of land was supposed to be acquired for the project, which has now been scaled up to 73.44 hectares.
The re-evaluation report stated that there were no families directly affected. According to the preliminary report, 41 households would be affected.
The first Environmental Impact Assessment (EIA) report of the project was approved by the Ministry of Forest on February 19, 2002. It was.
| Description | Environmental Impact Assessment Report (2013) | Environmental Impact Reassessment Report (2025) | Kaifiyat |
|---|---|---|---|
| Capacity | 216 MW | 216 MW | Unchanged |
| Gross Head | 350 min. | 342.6 min. | Modified |
| Annual energy | 1440 GWh | 1456.4 GWh | Growth |
| Permanent Land | 47.58 ha. | 35.65. | Subtracted |
| Temporary Land | 56.88 ha. | 39.79. | Reduced |
| Total land | 108.61 ha. | 73.44 ha. | Notable Deficiency |
| Affected families | 41 | 0 | Social impact low |
| Cost | Rs. 36.4 billion | Rs. 66.1 billion |
