Canada

Limestone — 1,350 MW Hydroelectric

Hydroelectric Renewable Verified

Limestone is a 1,350 MW hydro power plant located in Canada. View location, capacity, and technical details.

Capacity
1,350 MW

Installed

Commissioned
2003

Year online

Owner
Hydro-Québec

Operator

Location
56.51, -94.11

Coordinates

Insights

#30
largest in Canada
#197
largest Hydroelectric worldwide
#1,489
largest worldwide
2003
19 yrs newer than avg
175
operated by Hydro-Québec
3
plants within 100 km

Technical Details

Fuel Type
Hydroelectric
Capacity
1,350 MW
Commissioned
2003
Status
Operational
Owner
Hydro-Québec
Country
Canada
Coordinates
56.508, -94.110

Estimated Carbon Footprint

Annual CO₂
113,530 t

tonnes / year

Lifetime CO₂
9,082,368 t

over ~80 yrs

Intensity
24 g

gCO₂ per kWh

Annual emissions equal to

24,680
cars / year
15,137
homes / year
5,160,436
trees to offset

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

Nearby Stations

About this plant

The Limestone Hydroelectric Power Plant, located in Canada, is a significant facility in the country’s energy landscape, with a capacity of 1350 megawatts (MW). This power plant plays a crucial role in bolstering Canada’s commitment to renewable energy sources, particularly hydroelectric power, which is a cornerstone of the nation’s energy strategy. Canada is endowed with abundant freshwater resources, making hydroelectricity a viable and sustainable option for meeting its growing energy demands. Limestone contributes to the national grid by providing a large-scale, reliable source of electricity that can help stabilize supply, especially during peak demand periods.

Hydroelectric power is generated by harnessing the energy of flowing water. In the case of the Limestone facility, water from a river or reservoir is directed through turbines, which convert the kinetic energy of the water into mechanical energy, and subsequently, into electrical energy. This process is highly efficient and emits no greenhouse gases during operation, making it one of the cleanest forms of energy generation available today. The technology used at Limestone involves advanced turbine designs and control systems that optimize energy production while minimizing environmental impacts.

The environmental implications of hydroelectric power are significant, particularly when compared to fossil fuel-based energy sources. While hydroelectric facilities like Limestone do have some environmental footprint, such as potential impacts on local ecosystems and fish populations due to damming and water diversion, their overall contribution to reducing carbon emissions is substantial. The Limestone plant helps Canada to reduce its reliance on fossil fuels, thus playing a crucial role in the fight against climate change.

Regionally, the Limestone Hydroelectric Power Plant has a profound impact on the surrounding communities and the economy. It not only provides a stable source of electricity but also supports local jobs and stimulates economic growth through the construction and maintenance of the facility. Additionally, the presence of such a large-scale hydroelectric plant promotes investment in infrastructure and services in the area, benefiting residents and businesses alike.

Furthermore, the plant’s operation supports recreational activities around the water bodies involved, which can enhance tourism in the region. This multifaceted impact underscores the importance of Limestone in both the local and national context, reinforcing Canada’s position as a leader in the global transition toward sustainable energy solutions. As the world increasingly turns to renewable energy, facilities like Limestone will continue to be vital in shaping a sustainable future for Canada and beyond.

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United States

Limestone — 1,850 MW Coal

Coal Verified

Limestone is a 1,850 MW coal power plant located in United States of America. View location, capacity, and technical details.

Capacity
1,850 MW

Installed

Commissioned
1986

Year online

Owner
NRG Texas Power LLC

Operator

Location
31.42, -96.25

Coordinates

Insights

#131
largest in United States of America
#368
largest Coal worldwide
#954
largest worldwide
1986
11 yrs older than avg
7
operated by NRG Texas Power…
12
plants within 100 km

Technical Details

Fuel Type
Coal
Capacity
1,850 MW
Commissioned
1986
Status
Operational
Owner
NRG Texas Power LLC
Country
United States
Coordinates
31.422, -96.253

Estimated Carbon Footprint

Annual CO₂
7,308,116 t

tonnes / year

Lifetime CO₂
292,324,634 t

over ~40 yrs

Intensity
820 g

gCO₂ per kWh

Annual emissions equal to

1,588,721
cars / year
974,415
homes / year
332,187,084
trees to offset

Indicative estimate from standard life-cycle emission and capacity factors — not a measured figure. Open calculator

Nearby Stations

About this plant

The Limestone Power Plant, located in the United States, is a significant coal-fired power facility with a total generating capacity of 1849.8 megawatts (MW). Commissioned in 1986, the plant is owned and operated by NRG Texas Power LLC and plays a crucial role in the energy landscape of Texas and the broader American power sector. As one of the larger coal-based power plants in the country, Limestone contributes to the reliability and stability of the electrical grid, particularly in a region that has seen fluctuating energy demands over the years.

The plant primarily utilizes coal as its fuel source, a fossil fuel that has been a cornerstone of energy generation in the United States for decades. Coal is favored for its abundance and cost-effectiveness, especially in regions where coal deposits are readily available. The Limestone Power Plant employs advanced technologies to optimize combustion efficiency and reduce emissions, thereby enhancing overall performance. The use of coal, while economically advantageous, raises concerns regarding greenhouse gas emissions and other pollutants, prompting ongoing discussions about cleaner alternatives in the energy sector.

Environmental impact is a critical consideration for the Limestone Power Plant. Coal combustion results in the release of carbon dioxide (CO2), sulfur dioxide (SO2), nitrogen oxides (NOx), and particulate matter, all of which contribute to air pollution and climate change. In response to environmental regulations, the plant has implemented various measures to mitigate its ecological footprint, including scrubbers and other emission control technologies designed to reduce harmful emissions. Despite these efforts, coal-fired plants like Limestone face increasing scrutiny as the nation moves towards a more sustainable energy future, exploring options such as renewable energy sources and natural gas.

Regionally, the Limestone Power Plant holds substantial significance for Texas, a state that is a leader in both energy production and consumption. The plant not only provides a considerable amount of electricity to meet the demands of residential, commercial, and industrial users but also serves as an essential backup during peak demand periods. The reliability of the Limestone Power Plant is particularly important given Texas’s growing population and the increasing need for stable energy sources to support its economy.

The role of coal in the United States’ energy portfolio is evolving, with a notable shift towards cleaner energy generation methods. Nevertheless, the Limestone Power Plant remains a key player in the current energy mix, underscoring the ongoing balance between energy reliability, economic considerations, and environmental stewardship. As the country continues to navigate the transition to a more sustainable energy paradigm, facilities like Limestone will need to adapt and innovate to meet both regulatory requirements and public expectations regarding environmental responsibility.

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