Environmental Impact Assessment Of Kimathanka Arun Hydro Electric Project Moves Ahead

October 17, 2020 | Investopaper

The work of zoning has been taken forward for the preparation of the environmental impact assessment report of Kimathanka Arun HEP with a total capacity of 450 MW. Kimathanka Arun Hydro Electric Project (KAHEP) is an RoR Project that lies on northenmost of Arun River at Kimathanka, Sankhuwasabha district.

The project is being constructed in Bhotkhola village municipality of Sankhuwasabha of Province No. 1. The government-owned Vidhyut Utpadan Company is going to build the project. It has been requested to provide necessary information within seven days about the impact of the project to be built on the Arun River on the environment of the affected area.

As it is necessary to seek the opinion of the village municipality or municipality of the project affected area and the schools, hospitals, health posts and stakeholders in the area, it has been asked to give their opinion and suggestions within seven days from the date of publication of the public notice.

Necessary Opinions and Suggestions should be provided to the Vidyut Utpadan Company and NEA Engineering Company Limited. A 70 meter high dam will be constructed on the Arun River flowing through Bhotkhola Village Municipality-2 of Sankhuwasabha.

Due to the dam, a reservoir with a capacity of 10.3 million cubic meters spread over an area of ​​0.338 square kilometers will be built on the Arun River. The project is designed to generate about 2,498 gigawatt hours of energy annually using a design head flow of about 143 cubic meters per second and a total head of about 380 meters.

In the power house to be constructed underground 6,715 meters below the dam site, water will be generated in 6 turbines through underground penstock pipes. After generating electricity, water will be released back into the Arun River from a 700 meter long tailrace tunnel.

A 22 km long access road will be constructed to reach the construction site of the project and an 18.5 km long transmission line will be constructed from the power house to the proposed high substation for the transmission of electricity.


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