World Power PlantsWorld Power Plants

Tambara Dam1,200 MW Hydro

HydroRenewable

The Tambara Dam is a prominent hydroelectric power facility located in Japan, with a capacity of 1200 MW, making it a crucial contributor to the nation's energy generation landscape. Operated by TEPCO Renewable Power, this power plant capitalizes on hydroelectric technology, utilizing the flow of water to generate electricity through its dam infrastructure. The facility was commissioned in 1981 and is situated at the coordinates 36.7747° N and 139.0630° E, in an area known for its rich water resources and topography conducive to hydroelectric power. The Tambara Dam plays an essential role in Japan's energy mix, especially in the context of the country's post-Fukushima energy policies, which emphasize the need for reliable and sustainable power sources. By harnessing renewable hydroelectric energy, the Tambara Dam not only supports local energy demands but also contributes to Japan's overall objectives of reducing dependence on fossil fuels and minimizing greenhouse gas emissions. Its operational capabilities ensure a steady supply of electricity, which is vital for both urban and rural areas, particularly in a nation where energy security is of paramount importance. The dam's significance extends beyond mere energy generation; it also embodies Japan's efforts toward innovation in renewable technologies and environmental stewardship. As part of TEPCO's commitment to a sustainable future, the Tambara Dam exemplifies how hydroelectric power can serve as a backbone for a cleaner energy system, significantly influencing Japan's transition toward a more sustainable energy future.

Capacity
1,200 MW

1.20 GW

Commissioning Year
1981

45 years old

Owner
TEPCO Renewable Power
Location
36.7747°, 139.0630°

Japan, Asia

Location
Coordinates:: 36.774700, 139.063000
Open in Google Maps
Technical Details
Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Japan
Continent
Asia
Data Source
Global Power Plant Database
Tambara Dam: A Key Hydro Power Plant in Japan

The Tambara Dam, located in Japan, is a significant hydroelectric power plant with a capacity of 1200 megawatts (MW). Commissioned in 1981, it is owned and operated by TEPCO Renewable Power, a subsidiary of Tokyo Electric Power Company Holdings, which is one of the largest utility companies in Japan. This facility plays an essential role in Japan's energy sector, particularly in the promotion of renewable energy sources to meet the country's growing demand for electricity while reducing greenhouse gas emissions.

Hydropower is a renewable energy source that harnesses the kinetic energy of moving water to generate electricity. The Tambara Dam utilizes the flow of the river to turn turbines, which converts the mechanical energy into electrical energy. This process not only provides a steady and reliable source of power but also contributes to grid stability and energy security. As a clean energy source, hydropower generates electricity without the direct emissions associated with fossil fuels, making it a crucial component of Japan's strategy to transition towards a more sustainable energy future.

The environmental impact of the Tambara Dam is multifaceted. On one hand, it provides a renewable energy source that helps mitigate climate change by reducing reliance on fossil fuels. On the other hand, the construction of large dams can disrupt local ecosystems, affect fish migration patterns, and alter water quality and flow. In the case of the Tambara Dam, efforts have been made to minimize these impacts, including implementing fish ladders and other technologies to support aquatic life. Additionally, the dam plays a role in flood control, helping to manage water levels and reduce the risk of flooding in downstream areas.

Regionally, the Tambara Dam is vital for local communities, providing a significant portion of the electricity consumed in the surrounding areas. Its large capacity allows it to supply power not only to nearby towns and cities but also to contribute to the national grid, supporting energy needs across Japan. The dam's presence creates economic opportunities through job creation in both its operations and maintenance, as well as in ancillary industries such as tourism and recreation.

Overall, the Tambara Dam exemplifies the balance between energy production and environmental stewardship. Its role in Japan's energy sector highlights the importance of transitioning to renewable energy sources, ensuring a sustainable and resilient energy future for the country. As Japan continues to navigate its energy challenges, facilities like the Tambara Dam will remain crucial in providing clean, reliable power to meet the demands of its population.

JapanEnergy Profile
664
Total Plants
358.7 GW
Total Capacity
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Hydro Power Generation: An Overview of Its Mechanism, Impact, and Future

Hydro power generation utilizes the kinetic energy of flowing water to produce electricity. This renewable energy source operates primarily through the use of hydroelectric power plants, which are strategically placed on rivers or in locations where water flow is significant. The fundamental principle behind hydro power generation is relatively straightforward: water stored in a reservoir is released, flowing through turbines that convert the water's kinetic energy into mechanical energy. This mechanical energy is then transformed into electrical energy through generators. The effectiveness of hydro power plants largely depends on the height from which water falls, known as the 'head,' and the volume of water flowing through the turbines, referred to as the 'flow rate.' Together, these factors determine the total energy output of the plant. Globally, there are approximately 7,842 hydro power plants distributed across 128 countries, with a total installed capacity of about 1,288.5 gigawatts (GW). China leads the world in hydro power generation, boasting 989 plants with a capacity of 279.9 GW. Other notable countries include Brazil with 756 plants (119.4 GW), the United States with 1,491 plants (110.2 GW), Canada with 612 plants (102.4 GW), and Madagascar, which, despite having only five plants, has a significant capacity of 91.1 GW. The extensive network of hydroelectric facilities underscores the importance of this energy source in the global power generation landscape. The advantages of hydro power generation are numerous. It is a renewable resource, making it a sustainable choice for electricity production. Hydro power plants typically have low operational costs once established, and they can be adjusted to meet fluctuating electricity demands, providing reliable baseload power. Additionally, hydroelectric plants contribute to reduced greenhouse gas emissions compared to fossil fuel-based power generation, thereby aiding in climate change mitigation efforts. However, hydro power is not without its disadvantages. The construction of large dams can lead to significant ecological and social disruptions, including the displacement of communities and alterations to local ecosystems. The creation of reservoirs can flood vast areas of land, impacting wildlife habitats and biodiversity. Moreover, hydro power generation is highly dependent on climatic conditions; droughts can significantly reduce water availability, thereby compromising electricity output. In recent years, global trends indicate a growing emphasis on renewable energy sources, with hydro power continuing to play a pivotal role. Many countries are investing in modernizing existing hydroelectric plants to enhance efficiency and reduce environmental impacts. Innovations such as small-scale hydro systems, which have a reduced ecological footprint, are gaining traction, especially in regions where large-scale projects may be infeasible. Looking ahead, the future of hydro power generation appears promising yet complex. As climate change continues to influence weather patterns, the availability of water resources for hydroelectric generation may become increasingly unpredictable. This necessitates a balancing act between harnessing hydroelectric potential and protecting the environmental and social integrity of affected regions. Continued advancements in technology and design, alongside a commitment to sustainable practices, will be crucial for the evolution of hydro power in the global energy mix. With its significant capacity and established infrastructure, hydro power remains a cornerstone of the renewable energy landscape, poised to contribute to a sustainable future.

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