LAO

Houay Ho — 157 MW Hydroelectric

Hydroelectric Renewable Verified

Houay Ho is a 157 MW hydro power plant located in Laos. View location, capacity, and technical details.

Capacity
157 MW

Installed

Commissioned
1999

Year online

Owner
Suez Energy

Operator

Location
18.26, 104.56

Coordinates

Insights

#6
largest in Laos
#1,728
largest Hydroelectric worldwide
#8,240
largest worldwide
1999
15 yrs newer than avg
1
operated by Suez Energy
4
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
157 MW
Commissioned
1999
Status
Operational
Owner
Suez Energy
Country
LAO
Coordinates
18.261, 104.563

Carbon Footprint

Annual CO₂
13,203 t

tonnes / year

Lifetime CO₂
1,056,246 t

over ~80 yrs

Intensity
24 g

Est. gCO2/kWh

Annual emissions equivalent to

2,870
cars per year
1,760
homes per year
600,140
trees to offset

Renewable source — life-cycle emissions only (materials/construction), no direct combustion. Open calculator

Nearby Plants

About this plant

The Houay Ho hydroelectric facility, with a capacity of 157 MW, ranks as the 6th largest power generation facility in Laos, showcasing the country’s commitment to harnessing its abundant water resources for sustainable energy. As the 5th largest hydro plant among 19 in the nation, it accounts for approximately 3.15% of Laos’s total capacity of 4,987 MW, underscoring its significance in the national energy mix where hydro remains the dominant fuel source. Commissioned in 1999 and operated by Suez Energy, Houay Ho employs state-of-the-art hydroelectric technology, utilizing the natural flow of the Houay Ho River to generate clean electricity. In close proximity to the larger Theun Hinboun hydro plant, which boasts a capacity of 280 MW, Houay Ho plays a vital role in ensuring the stability and reliability of the local grid. The presence of these two facilities highlights the region’s potential for hydroelectric power, which is pivotal for Laos as it seeks to enhance its energy security and drive economic growth through renewable resources. The country’s energy profile showcases a strong reliance on hydro, with the majority of its facilities focused on this clean energy source. As Laos continues to invest in and expand its hydro capacity, Houay Ho stands at the forefront of this renewable energy revolution, providing reliable power while minimizing environmental impact. This facility not only contributes to local electrification but also plays a significant role in regional energy trade, positioning Laos as a potential energy exporter within Southeast Asia.

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