Malaysia

Stesen Janakuasa Sultan Idris— 150 MW Hydroelectric

HydroRenewableVerified: Feb 2026

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Stesen Janakuasa Sultan Idris, ranked as the 81st largest power generation facility in Malaysia, stands out within the national energy landscape due to its hydroelectric capabilities. With a capacity of 150 MW, this plant plays a crucial role in supporting Malaysia's energy mix, especially as the country leans heavily on gas as its dominant fuel. It contributes approximately 0.19% of the national capacity, which totals 79,583 MW across 157 facilities. As the 20th largest hydro plant in Malaysia, Sultan Idris is a significant player in the region's renewable energy sector. This hydroelectric power generation facility utilizes the kinetic energy of flowing water to produce electricity, a process that not only harnesses a renewable resource but also minimizes greenhouse gas emissions. The technology employed at Sultan Idris is pivotal for the country as it seeks to diversify its energy sources and reduce reliance on fossil fuels. The plant’s operational efficiency and capacity make it an essential asset in stabilizing the grid, particularly during peak demand periods. Situated within a 50 km radius of several other notable power generation facilities, Stesen Janakuasa Sultan Idris is part of a vibrant hydroelectric cluster. Nearby, the Ulu Jelai Power Station, with its formidable capacity of 372 MW, dwarfs Sultan Idris but highlights the region's potential for hydroelectric power. Other nearby plants include the Sultan Yusuf hydro power station (150 MW), SG. Piah Lower (54 MW), and the LSS Bidor solar facility (30 MW). This close-knit grouping of facilities underscores the strategic importance of hydro in Malaysia's energy portfolio, as they collectively contribute to a more sustainable grid. On a national scale, Malaysia's energy profile is heavily skewed towards gas, which dominates the market due to its abundance and established infrastructure. However, with the growing emphasis on renewable energy, plants like Sultan Idris represent a shift in policy and public sentiment towards more sustainable practices. The Malaysian government has set ambitious targets for renewable energy adoption, and Stesen Janakuasa Sultan Idris is well-positioned to contribute to these goals. Operated by Tenaga Nasional, a key player in Malaysia’s energy sector, Sultan Idris has been a part of the national energy landscape since its commissioning. Looking ahead, the facility’s role in enhancing energy security and supporting economic growth is paramount. As the demand for cleaner energy sources continues to rise, the significance of hydro plants like Sultan Idris will likely increase, reinforcing the plant's importance in both local and national contexts.