Canada

Outardes-4 — 785 MW Hydroelectric

Hydroelectric Renewable Verified

Outardes-4 is a 785 MW hydro power plant located in Canada. View location, capacity, and technical details.

Capacity
785 MW

Installed

Commissioned
2015

Year online

Owner
Hydro-Québec

Operator

Location
49.70, -68.90

Coordinates

Insights

#60
largest in Canada
#489
largest Hydroelectric worldwide
#3,091
largest worldwide
2015
31 yrs newer than avg
175
operated by Hydro-Québec
11
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
785 MW
Commissioned
2015
Status
Operational
Owner
Hydro-Québec
Country
Canada
Coordinates
49.704, -68.904

Estimated Carbon Footprint

Annual CO₂
66,015 t

tonnes / year

Lifetime CO₂
5,281,229 t

over ~80 yrs

Intensity
24 g

gCO₂ per kWh

Annual emissions equal to

14,351
cars / year
8,802
homes / year
3,000,698
trees to offset

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

Nearby Stations

About this plant

The Outardes-4 hydroelectric power plant, located in Canada, is a significant contributor to the country’s renewable energy portfolio. With a total capacity of 785 megawatts (MW), this facility plays a crucial role in Hydro-Québec’s efforts to provide sustainable and reliable electricity to millions of residents and businesses across the province of Quebec and beyond. As one of the largest hydroelectric power plants in Canada, Outardes-4 epitomizes the nation’s commitment to leveraging its abundant water resources for clean energy production.

Hydroelectric power is generated by converting the energy of flowing water into electricity, utilizing turbines that are driven by water flow. In the case of Outardes-4, the plant harnesses the power of the Outardes River, which is fed by surrounding lakes and tributaries. The facility operates by storing water in a reservoir, which is then released through turbines to generate electricity. This method of energy generation is considered renewable as it relies on the natural water cycle and does not deplete the resource. Furthermore, hydroelectric power has a relatively low carbon footprint compared to fossil fuels, making it an environmentally friendly choice for large-scale energy production.

The environmental impact of Outardes-4 is a critical aspect of its operation. While hydroelectric power is generally seen as a cleaner alternative to fossil fuels, constructing and operating such facilities can affect local ecosystems. The damming of rivers can alter habitats, impact fish populations, and change sediment flow. Hydro-Québec has implemented various measures to mitigate these impacts, including fish ladders and environmental monitoring programs aimed at preserving biodiversity in the surrounding areas. These efforts underline the company’s commitment to balancing energy production with ecological stewardship.

Regionally, Outardes-4 holds significant importance not only for its energy output but also for its economic contributions. The plant provides jobs both directly and indirectly, supporting local communities through employment opportunities and stimulating the economy. Moreover, by ensuring a stable and reliable energy supply, Outardes-4 aids in attracting businesses and industries to the region, fostering growth and development.

Outardes-4 also contributes to Quebec’s status as a leader in renewable energy. The province generates a substantial portion of its electricity from hydroelectric sources, with Hydro-Québec being one of the largest producers in North America. This emphasis on renewable energy aligns with Canada’s broader goals of reducing greenhouse gas emissions and transitioning to a more sustainable energy future. As climate change becomes an increasingly pressing issue, facilities like Outardes-4 are vital in demonstrating how hydroelectric power can help meet energy needs while minimizing environmental impacts. In summary, the Outardes-4 power plant stands as a testament to Canada’s commitment to renewable energy and its vital role in the nation’s energy landscape.

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