Sungai Piah Lower is a 55MW hydro power project. It is located on Perak river/basin in Perak, Malaysia. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the project is currently active. It has been developed in a single phase. The project construction commenced in 1987 and subsequently entered into commercial operation in 1999. Buy the profile here.


The project is developed and owned by Tenaga Nasional. The company has a stake of 100%.

Sungai Piah Lower is a run-of-river project. The gross head of the project is 414m. Sungai Piah Lower underwent through rehabilitation & modernization during 2019.

Development status

The project construction commenced in 1987 and subsequently entered into commercial operation in 1999.

Contractors involved

Bharat Heavy Electricals was selected as the turbine supplier for the hydro power project. The company provided 2 units of pelton turbines, each with 27.5MW nameplate capacity.

For more details on Sungai Piah Lower, buy the profile here.

About Tenaga Nasional

Tenaga Nasional Bhd (TNB) is an electric utility. Its operations cover the electricity production and supply value chain, including generation, transmission, and distribution of energy. It develops, operates, and maintains a portfolio of power generating units. The company produces electricity using the crude oil, hydro, natural gas, coal and gas sources. TNB also supplies transformers and switchgears in Brunei, Saudi Arabia, Pakistan, Thailand, Vietnam, and Indonesia; has interests in district cooling facilities in the UAE; and provides operation and maintenance services in Saudi Arabia, Kuwait and Pakistan. It serves industrial, commercial, residential, mining, street lighting, agriculture, regenerator, and free unit customers in Malaysia, Sabah and Labuan. TNB is headquartered in Kuala Lumpur, Malaysia.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.