Major Dams of Canada


There are several significant dams in Canada that are essential for harnessing water resources and producing hydroelectric electricity. The nation's energy and water management systems benefit from these engineering wonders. These dams, which range in size from the enormous ones at Churchill Falls and James Bay to the well-known Niagara Falls, show Canada's dedication to sustainable growth and supplying its energy requirements.

Let's examine the important dams that have influenced Canada's environment and offered a variety of advantages to its people, economy, and towns.

Features of Major Dams of Canada

Here are descriptions about major dams of Canada −

W.A.C. Bennett Dam

  • Located on the Peace River in northern British Columbia.

  • Constructed in 1967 and named after W.A.C. Bennett, a former Premier of British Columbia.

  • Stands at a height of 183 meters and has a crest length of 2,068 meters.

  • Creates Williston Lake, the largest reservoir in British Columbia, with a capacity of 74 billion cubic meters.

  • The dam's powerhouse has a capacity of 2,730 megawatts, making it a significant hydroelectric generator.

  • Supplies electricity for industrial and residential use in British Columbia, Alberta, and the western United States.

La Grande

  • Located on the La Grande River in northern Quebec as part of the James Bay Project.

  • The project consists of multiple dams, including La Grande-2, La Grande-3, and La Grande-4.

  • La Grande-2, the largest of the three, has an installed capacity of 5,328 megawatts.

  • La Grande-3 has an installed capacity of 2,418 megawatts, and La Grande-4 has an installed capacity of 1,436 megawatts.

  • The dams and power stations in the La Grande complex contribute significantly to Quebec's electricity supply.

  • They harness the power of the La Grande River, providing clean and renewable energy to the province.

Robert-Bourassa

  • Situated on the La Grande River in northern Quebec, downstream of La Grande-2.

  • It is one of the largest hydroelectric power stations in North America.

  • The dam has a crest length of 2.6 kilometres and stands at a height of 162 meters.

  • The reservoir, Caniapiscau Reservoir, is one of the largest in the world, with a surface area of 4,318 square kilometres.

  • The power station has an installed capacity of 5,616 megawatts, making it a crucial contributor to Quebec's power grid.

  • The Robert-Bourassa Dam plays a vital role in the province's clean energy production and reduces greenhouse gas emissions.

Mica Dam

  • Located on the Columbia River in British Columbia, near Revelstoke.

  • The dam stands at a height of 243 meters and has a crest length of 1,445 meters.

  • It is one of the largest earth fill dams in the world.

  • The reservoir, Kinbasket Lake, has a storage capacity of 2.1 billion cubic meters.

  • The dam's powerhouse has an installed capacity of 1,805 megawatts, supplying electricity to British Columbia.

  • The Mica Dam plays a crucial role in meeting the province's energy needs and supporting its clean energy initiatives.

Gull Dam

  • Situated on the Nelson River in northern Manitoba.

  • The dam's primary purpose is hydroelectric power generation.

  • It has a crest length of 900 meters and a maximum height of 44 meters.

  • The reservoir, Gull Lake, covers an area of approximately 1,112 square kilometres.

  • The power station has an installed capacity of 648 megawatts, contributing to Manitoba's power supply.

  • The Gull Dam plays a significant role in Manitoba's clean energy production and reducing dependence on fossil fuels.

Gordon Dam

  • Located on the Nelson River in northern Manitoba, downstream of Gull Dam.

  • The dam has a crest length of 3,265 meters and a maximum height of 40 meters.

  • The reservoir, Stephens Lake, covers an area of approximately 440 square kilometres.

  • The power station has an installed capacity of 334 megawatts, providing clean electricity to Manitoba.

  • The Gordon Dam contributes to Manitoba's renewable energy goals and helps reduce greenhouse gas emissions.

  • It is an essential component of the province's hydroelectric power infrastructure.

Limestone Dam

  • Situated on the Abitibi River in north-eastern Ontario.

  • The dam regulates water flow and ensures a stable water supply for various industrial operations and communities.

  • It provides water for industrial use, including pulp and paper mills and hydroelectric power generation.

  • The dam helps maintain water levels for navigation and supports ecosystem health in the region.

  • It is a key piece of infrastructure for sustainable water management and industrial development in north-eastern Ontario.

Revelstoke Dam

  • Located on the Columbia River near Revelstoke, British Columbia.

  • The dam stands at a height of 175 meters and has a crest length of 1,471 meters.

  • It is a significant hydroelectric dam in the province.

  • The reservoir, Lake Revelstoke, covers an area of 130 square kilometres.

  • The dam's powerhouse has an installed capacity of 2,480 megawatts, supplying clean energy to British Columbia.

  • The Revelstoke Dam contributes to the province's renewable energy goals and supports a sustainable power system.

Peace Canyon Dam

  • Situated on the Peace River in north-eastern British Columbia.

  • The dam stands at a height of 70 meters and has a crest length of 1,791 meters.

  • It has a reservoir, Dinosaur Lake, with a capacity of 1.97 billion cubic meters.

  • The power station has an installed capacity of 694 megawatts, providing clean electricity to the region.

  • The Peace Canyon Dam supports the province's clean energy objectives and contributes to sustainable development.

List of Major Dams of Canada

here's a table of Major Dams in Canada, and their locations −

Dam Name

Location

W.A.C. Bennett

British Columbia

Churchill Falls

Labrador, Newfoundland

La Grande

Quebec

Robert-Bourassa

Quebec

Mica

British Columbia

Gull

Manitoba

Gordon

Manitoba

Limestone

Ontario

Revelstoke

British Columbia

Peace Canyon

British Columbia

Conclusion

Canada's largest dams are crucial to the nation's energy and water management systems. In order to satisfy the rising need for clean, renewable energy, these dams use the force of rivers to create reservoirs and hydroelectricity. In addition to lowering greenhouse gas emissions and advancing sustainable development, they make substantial contributions to the regional and governmental power grids.

Additionally, by controlling water flow, these dams guarantee a steady supply of water for domestic, commercial, and agricultural uses. These dams' construction and operation show Canada's dedication to using its natural resources sustainably and reducing the negative effects of electricity generation on the environment.

Frequently Asked Questions

What is the purpose behind constructing dams in Canada?

The major dams in Canada serve the purpose of hydroelectric power generation and water management.

How do these dams contribute to Canada's energy production?

These dams generate hydroelectricity, which contributes significantly to the provincial and national power grids.

What are the environmental benefits of these dams?

The major dams in Canada help reduce greenhouse gas emissions by utilizing clean and renewable hydroelectric power.

Do these dams regulate water flow?

Yes, these dams play a crucial role in regulating water flow, ensuring a stable water supply for various needs.

How do these dams support sustainable development?

By harnessing clean energy and managing water resources, these dams contribute to Canada's sustainable development goals.

Are these dams important for industrial and agricultural needs?

Yes, these dams provide a reliable water supply for industrial processes and agricultural irrigation.

What is the significance of dam construction in Canada?

Dam construction showcases Canada's commitment to responsibly harnessing natural resources for energy production and water management.

Do these dams have any social and economic impacts?

Yes, these dams create jobs, support local economies, and provide a stable and affordable source of energy for Canadians.

How do these dams contribute to Canada's overall energy mix?

Hydroelectricity generated by these dams is a significant component of Canada's clean energy mix, reducing reliance on fossil fuels.

Are these dams part of Canada's efforts to mitigate climate change?

Yes, the development of hydroelectric power through these dams aligns with Canada's goals to transition to a low-carbon economy and combat climate change.

Updated on: 21-Nov-2023

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