Brazil

Três Marias Dam — 396 MW Hydroelectric

Hydroelectric Renewable Verified

Três Marias Dam is a 396 MW hydro power plant located in Brazil. View location, capacity, and technical details.

Capacity
396 MW

Installed

Commissioned
1961

Year online

Owner
Companhia Energética de Minas Gerais

Operator

Location
-18.21, -45.26

Coordinates

Insights

#112
largest in %s
#899
largest %s worldwide
#5,343
largest worldwide
1961
%d yrs older than avg
32
operated by %s
8
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
396 MW
Commissioned
1961
Status
Operational
Owner
Companhia Energética de Minas Gerais
Country
Brazil
Coordinates
-18.213, -45.261
Wikipedia
Link

Estimated Carbon Footprint

Annual CO₂
33,302 t

tonnes / year

Lifetime CO₂
2,664,161 t

over ~%d yrs

Intensity
24 g

gCO₂ per kWh

Annual emissions equal to

7,240
cars / year
4,440
homes / year
1,513,728
trees to offset

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

Nearby Stations

About this plant

The Três Marias Dam, located in Brazil at coordinates -18.2133, -45.2611, is a prominent hydroelectric power generation facility that plays a vital role in the country’s energy landscape. With a substantial capacity of 396 MW, this dam is operated by Companhia Energética de Minas Gerais and significantly contributes to Brazil’s electricity supply. Hydroelectric power is a cornerstone of Brazil’s energy mix, and the Três Marias Dam exemplifies the country’s commitment to harnessing renewable resources. The dam utilizes a conventional hydro generation technology, transforming the kinetic energy of flowing water into electricity, which is both sustainable and eco-friendly. In the operational context, the Três Marias Dam is crucial for balancing supply and demand within the regional grid, particularly during dry seasons when water levels may fluctuate. Its strategic location along the São Francisco River enhances its capacity to deliver energy efficiently across the grid. With Brazil’s energy policies increasingly focusing on renewable sources, the importance of hydroelectric facilities like Três Marias becomes even more pronounced, ensuring the nation remains a leader in sustainable energy generation while supporting economic growth and stability.

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