HewaKhola “A” Hydroelectric Project

HewaKhola “A” Hydroelectric Project (HKAHEP) is a run- of- river scheme located at Phidim Municipality and Hilihang Rural Municipality (previously Yangnam, Nangin and Bharapa VDCs) of Panchthar district developed by PPC.

The project site is about 710 km from Kathmandu and 165 km from Birtamode at Mahendra highway via Mechi highway. The project access road is earthen and gravel type and 10 km from Hewa Bridge at Mechi highway. The developer constructed this 10 km road from Hewa bridge upto the headworks site for transportation and supplies.

The company signed PPA with NEA on Bhadra 30, 2068 for the capacity of 12 MW. Later the installed capacity of the project was upgraded to 14.9 MW consequently followed by the first amendment on PPA on Falgun 17, 2069. As per the PPA and Connection Agreement, the delivery point of the project is 132 kV busbar of Phidim substation owned and managed by NEA.

The project comprises diversion weir with undersluice, intake arrangements followed by approach canal, settling basin, headrace tunnel, surface penstock, powerhouse and tailrace canal. The generated power is evacuated through a 4 km -132 kV transmission line and connected to Integrated Nepal Power System (INPS) at Nepal Electricity Authority’s (NEA) Thapatar, Phidim substation in Panchthar district.

Construction of the project began in September 2012 and it was commissioned in February 2017. The power was connected to the national INPS grid through connection point at Thapatar substation of Panchthar District.