World Power Plants

Portlands Energy Centre550 MW Natural Gas

GasVerified: Feb 2026

Located in Ontario, Canada, the Portlands Energy Centre plays a crucial role in the region's energy generation landscape. This gas-fired power plant has a capacity of 550 MW, contributing significantly to the local grid and enhancing energy reliability for the surrounding communities. Operated by Ontario Power Generation in partnership with TransCanada Energy Limited, the facility was commissioned in 2009 and has since been pivotal in transitioning the energy mix towards more sustainable practices while still meeting the demand for electricity. The Portlands Energy Centre utilizes advanced gas turbine technology, which allows for efficient power generation with lower emissions compared to traditional coal-fired plants. Its strategic position in the Greater Toronto Area ensures that it effectively supports the electricity needs of one of Canada's most populous regions. This facility is particularly significant as Ontario continues to shift its energy policies towards reducing greenhouse gas emissions, in line with both provincial and national climate goals. The use of natural gas as a primary fuel source allows for flexibility in energy supply, making the Portlands Energy Centre an essential asset in balancing the grid, especially during peak demand periods. Furthermore, the plant's operation contributes to the stability of the energy supply in Ontario, reinforcing the importance of gas-fired facilities in the overall energy strategy of Canada.

Capacity
550 MW
Commissioning Year
2009

17 years old

Owner
Ontario Power Generation/TransCanada Energy Limited
Location
43.6498°, -79.3298°

Canada, North America

Context & rankings
  • 84. largest of 1,334 plants in Canada
  • #4,367 worldwide by installed capacity
  • #1,524 of 5,146 Natural Gas plants worldwide
  • 0.28% of the installed capacity of Canada
Age & fleet comparison

17 years in operation

Natural Gas fleet average: 26.9 years

Operator portfolio

Ontario Power Generation/TransCanada Energy Limited operates 1 plants totalling 550 MW

Regional density

106 plants within 100 km, 27,453 MW combined

Nearest plant: Hearn Generating Station (0.6 km)

Data provenance

Location

Coordinates:: 43.649756, -79.329752
Open in Google Maps
Carbon Footprint490 g CO₂/kWh
Annual CO₂
1.06 Mt
2168 GWh/year × 490 g/kWh
Cumulative CO₂
18.06 Mt
Over 17 years of operation
Est. Retirement
2039
13 years remaining
Annual emissions equivalent to
230.9K
cars per year
141.6K
homes per year
48.3M
trees to offset

Estimates based on Gas emission factor (490 g CO₂/kWh) and capacity factor (45%). Actual emissions may vary based on operating conditions, efficiency, and fuel quality.

Technical Details

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

Portlands Energy Centre: A Significant Gas-Fired Power Plant in Canada

The Portlands Energy Centre is a prominent gas-fired power plant located in Toronto, Ontario, Canada. Commissioned in 2009, the facility boasts a generation capacity of 550 megawatts (MW) and is a joint venture owned by Ontario Power Generation and TransCanada Energy Limited. This power plant plays a crucial role in Canada's energy sector, particularly in the province of Ontario, where it contributes to the reliability and stability of the electricity supply.

The Portlands Energy Centre primarily utilizes natural gas as its fuel source. Natural gas is considered a cleaner alternative to other fossil fuels, such as coal and oil, due to its lower carbon dioxide emissions during combustion. The facility employs advanced combined-cycle technology, which enhances efficiency by using the waste heat from gas turbines to produce steam that drives a steam turbine. This process allows the plant to achieve higher efficiency rates compared to traditional gas-fired plants, thereby maximizing energy production while minimizing fuel consumption.

In terms of environmental impact, the Portlands Energy Centre is designed with modern emissions control technologies that significantly reduce harmful pollutants. Compared to coal-fired power generation, natural gas plants like Portlands emit considerably less sulfur dioxide (SO2), nitrogen oxides (NOx), and particulate matter, contributing to improved air quality in the region. Furthermore, the facility's operational efficiency helps in the reduction of greenhouse gas emissions, aligning with Canada's commitments to combat climate change and transition towards a more sustainable energy future.

Regionally, the Portlands Energy Centre holds strategic significance within Ontario's electricity grid. It acts as a reliable source of power during peak demand periods, helping to ensure that the province can meet its energy needs without resorting to more polluting alternatives. The plant's location in Toronto also positions it to effectively serve one of Canada's most populous urban centers, thus providing essential support to local industries and residential areas. As Ontario continues to shift away from coal-fired power generation, facilities like the Portlands Energy Centre are crucial in maintaining a balanced energy mix that prioritizes cleaner sources while ensuring grid stability.

Overall, the Portlands Energy Centre exemplifies the evolution of energy production in Canada, showcasing advancements in technology and a commitment to environmental stewardship. Its operation not only supports Ontario's energy needs but also reflects broader trends in the global energy landscape toward cleaner, more efficient power generation methods.

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