The Okuyoshino Pumped Storage Power Station, referred to in Japanese as 奥吉野発電所, is a significant hydroelectric power generation facility in Japan, located at coordinates 34.1131 latitude and 135.8226 longitude. This facility, operated by 関西電力株式会社 (Kansai Electric Power Company), has a generation capacity of 1206 MW, making it an essential player in the nation’s energy landscape. Commissioned in 1978, the power station employs pumped storage technology, which allows it to store excess energy during low-demand periods and release it during peak demand times. This operational flexibility is critical in balancing the grid, particularly in a country like Japan that is investing heavily in renewable energy sources. The plant utilizes the natural elevation of its surroundings to pump water to a higher reservoir during times of low energy demand, and when demand increases, the stored water is released to generate electricity. This process not only stabilizes the local grid but also supports the integration of variable renewable energy sources, ensuring a reliable supply for consumers. The geographical positioning of Okuyoshino Pumped Storage Power Station in a mountainous area enhances its capability to function effectively, while its contribution to energy security and sustainability aligns with Japan's broader energy policy objectives. As the nation seeks to transition towards a greener energy future, facilities like this continue to play a pivotal role in achieving those goals.
1.21 GW
48 years old
Japan, Asia
- Primary Fuel Type
- Hydro
- Energy Source
- Renewable
- Country
Japan- Continent
- Asia
- Data Source
- Global Power Plant Database
The Okigano Hydroelectric Power Plant, known in Japanese as 奥吉野発電所, stands as a significant contributor to Japan's energy sector with a capacity of 1206 megawatts (MW). Commissioned in 1978 and owned by Kansai Electric Power Company (関西電力株式会社), this hydroelectric facility harnesses the power of flowing water to generate electricity, thereby playing an essential role in the country's shift towards renewable energy sources. Hydropower, as a fuel type, is characterized by its use of water flow to drive turbines, converting kinetic energy into electrical power. This method is particularly advantageous in regions like Japan, which is endowed with abundant water resources, including rivers and mountainous terrains conducive to dam construction and water reservoirs. The Okigano plant utilizes these natural features effectively, contributing to the stability and reliability of the national grid.
In terms of environmental impact, hydroelectric power generation is generally regarded as a cleaner alternative to fossil fuels. Unlike coal or gas plants, the Okigano facility does not emit greenhouse gases during operation, thus helping to mitigate climate change. However, it is essential to recognize that the construction and maintenance of dams can have ecological consequences, such as habitat disruption for aquatic life and altered water flow patterns. Nevertheless, advancements in technology and environmental management practices continue to improve the ecological footprint of hydroelectric projects, including those in Japan.
Regionally, the Okigano Hydroelectric Power Plant is vital not only for its energy output but also for local economic stability and development. It provides a reliable source of electricity to both urban and rural areas, facilitating industrial growth and improving the quality of life for residents. The presence of such a power plant can attract investments and create jobs in the vicinity, contributing to the economic resilience of the region. Additionally, the plant supports Japan's goals of increasing the share of renewable energy in its overall energy mix, especially in the context of the country's commitment to reducing its carbon emissions and transitioning to a more sustainable energy future.
Overall, the Okigano Hydroelectric Power Plant exemplifies the potential of hydropower in addressing energy demands while supporting environmental sustainability. As Japan continues to navigate the complexities of energy production and consumption, facilities like Okigano will remain critical in shaping the nation's energy landscape, ensuring that it meets both current and future needs in an environmentally responsible manner.
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.
Help us improve our database by reporting any corrections or updates. Your contribution helps keep our global power plant data accurate and up-to-date.