World Power Plants

R.H. Saunders Generating Station1,045 MW Hydroelectric

HydroRenewableVerified: Feb 2026

R.H. Saunders Generating Station is a prominent hydroelectric power plant located in Canada, playing a crucial role in the country’s energy landscape. With a capacity of 1045 MW, this facility is vital for energy generation in Ontario, contributing significantly to the local electricity grid and assisting in meeting the province's energy demands. Operated by Ontario Power Generation, the plant utilizes hydroelectric technology, harnessing the power of water flow to generate clean and renewable electricity. The geographical coordinates of the station are 45.0078 latitude and -74.7927 longitude, strategically positioned to utilize the natural hydrological resources of the region. The operational context of R.H. Saunders is particularly important as Canada continues to prioritize renewable energy sources in its national energy policies, aiming to reduce greenhouse gas emissions and combat climate change. The significance of this hydroelectric power plant extends beyond its capacity; it serves as a model for sustainable energy generation, reinforcing the importance of hydro power in Canada’s transition to a greener energy future.

Capacity
1,045 MW

1.04 GW

Commissioning Year
1996

30 years old

Owner
Ontario Power Generation
Location
45.0078°, -74.7927°

Canada, North America

Context & rankings
  • 38. largest of 1,334 plants in Canada
  • #2,330 worldwide by installed capacity
  • #335 of 8,493 Hydroelectric plants worldwide
  • 0.54% of the installed capacity of Canada
Age & fleet comparison

30 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Ontario Power Generation operates 45 plants totalling 24,463 MW

Regional density

121 plants within 100 km, 7,456 MW combined

Nearest plant: Robert Moses Power Dam (0.7 km)

Data provenance

Location

Coordinates:: 45.007796, -74.792696
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

R.H. Saunders Generating Station is a hydro power plant producing approximately 3662 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Canada
Continent
North America
Data Source
Global Power Plant Database

R.H. Saunders Generating Station: A Pillar of Hydro Power in Canada

The R.H. Saunders Generating Station is a prominent hydroelectric power facility located on the St. Lawrence River in Ontario, Canada. Owned and operated by Ontario Power Generation, this power plant boasts a significant generation capacity of 1,045 megawatts (MW), contributing to the province's energy needs and playing a vital role in the overall energy sector of Canada. As one of the largest hydroelectric stations in the country, it harnesses the natural flow of water to produce clean and renewable energy, aligning with Canada's commitment to sustainable development and greenhouse gas reduction.

Hydroelectric power is generated by converting the kinetic energy of flowing water into electrical energy. In the case of the R.H. Saunders Generating Station, water is channeled through turbines, which rotate and drive generators to produce electricity. The facility utilizes the considerable elevation change and water flow of the St. Lawrence River, which provides a reliable source of water for power generation. This method of energy production is not only efficient but also contributes to grid stability, making hydroelectric plants essential for balancing supply and demand in the energy sector.

The environmental impact of the R.H. Saunders Generating Station is generally positive when compared to fossil fuel-based power generation. Hydroelectric power is associated with lower emissions of greenhouse gases, as it does not rely on combustion to generate electricity. However, the construction of large dams and reservoirs can lead to alterations in local ecosystems, including changes in water quality, habitat disruption for aquatic and terrestrial species, and potential displacement of communities. Nonetheless, the facility has undertaken various measures to mitigate these impacts, such as implementing fish ladders and monitoring programs to support local wildlife.

Regionally, the R.H. Saunders Generating Station holds significant importance in Ontario's energy landscape. It provides a substantial portion of the province's hydroelectric output and supports the stability of the electrical grid. The plant also plays a crucial role in flood control and water management within the St. Lawrence River system. As Ontario transitions towards a more sustainable energy future, the R.H. Saunders station exemplifies the potential of hydroelectric power to meet energy demands while minimizing environmental impacts. In summary, the R.H. Saunders Generating Station is not only a critical asset for Ontario Power Generation but also a key contributor to Canada's goals for renewable energy and environmental stewardship.

CanadaEnergy Profile

1,334
Total Plants
193.2 GW
Total Capacity
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