World Power Plants

Karun-3 Hydro Power Plant2,000 MW Hydroelectric

HydroRenewableVerified: Mar 2026

The Karun-3 Hydro Power Plant stands as a significant contributor to Iran's energy generation landscape, harnessing the power of water to produce a remarkable 2000 MW capacity. Located at coordinates 31.8044, 50.0889 in the lush region of Khuzestan, this facility plays a crucial role in the national energy mix, particularly in providing a stable and renewable source of electricity. The plant utilizes advanced hydroelectric technology, effectively converting the kinetic energy of flowing water into electrical energy through a dam system. This not only meets the growing electricity demands of the region but also supports Iran's commitment to renewable energy sources, reducing reliance on fossil fuels. The operational context of Karun-3 is particularly vital, as it operates in conjunction with Iran's broader energy policies aimed at enhancing sustainability and energy security. The facility also contributes to flood control and irrigation, thereby supporting the local agricultural economy. As one of the largest hydro power plants in the country, the Karun-3 significantly bolsters the local grid, ensuring a reliable power supply for both urban and rural areas. Its strategic importance is recognized as it aids in balancing the energy supply during peak demand periods, particularly in the hot summer months when electricity consumption surges. Overall, the Karun-3 Hydro Power Plant exemplifies Iran's commitment to leveraging its vast water resources for clean, renewable energy generation, playing a pivotal role in the country's energy strategy.

Capacity
2,000 MW

2.00 GW

Commissioning Year
2004

22 years old

Owner
Iran Water and Power Resources Development Company
Location
31.8044°, 50.0889°

Iran, Asia

Context & rankings
  • 8. largest of 327 plants in Iran
  • #788 worldwide by installed capacity
  • #102 of 8,493 Hydroelectric plants worldwide
  • 1.02% of the installed capacity of Iran
Age & fleet comparison

22 years in operation

Hydroelectric fleet average: 42.1 years

Operator portfolio

Iran Water and Power Resources Development Company operates 47 plants totalling 27,342 MW

Regional density

13 plants within 100 km, 16,883 MW combined

Nearest plant: Karoune 4 (42.7 km)

Data provenance

Source: Wikidata

Location

Coordinates:: 31.804424, 50.088869
Open in Google Maps
Carbon Footprint

Zero Direct Emissions

Karun-3 Hydro Power Plant is a hydro power plant producing approximately 7008 GWh of clean electricity per year with zero direct CO₂ emissions during operation.

Lifecycle emissions: ~24 g CO₂/kWh (manufacturing, transport, decommissioning)

Technical Details

Primary Fuel Type
Hydro
Energy Source
Renewable
Country
Iran
Continent
Asia
Data Source
Global Power Plant Database

Karun-3 Hydro Power Plant: A Key Player in Iran's Renewable Energy Landscape

The Karun-3 Hydro Power Plant, located on the Karun River in Iran, is a significant energy facility with a capacity of 2000 megawatts (MW). As one of the largest hydroelectric power plants in the country, it plays a crucial role in Iran's energy sector, contributing to the reduction of reliance on fossil fuels and promoting the use of renewable energy resources. The plant was commissioned in the late 1990s and has since been a cornerstone of Iran's strategy to harness its extensive water resources for electricity generation.

Hydropower, as utilized by the Karun-3 facility, involves converting the kinetic energy of flowing water into electrical energy. In this case, the water from the Karun River is channeled through turbines that generate electricity. The hydroelectric process is considered one of the most efficient forms of power generation, with a typical efficiency rate of over 90%. This efficiency, combined with the renewable nature of hydropower, positions Karun-3 as an environmentally friendly alternative to conventional fossil fuel power plants, which emit significant amounts of carbon dioxide and other pollutants.

The environmental impact of the Karun-3 Hydro Power Plant is generally viewed as more favorable compared to fossil fuel-based plants; however, it is not without its challenges. The construction of the dam and the reservoir has altered local ecosystems and riverine habitats, affecting fish populations and local wildlife. Additionally, the displacement of communities and changes in land use due to flooding are critical considerations that have sparked discussions around sustainable management practices. Despite these challenges, the plant contributes to reducing greenhouse gas emissions and helps mitigate the impacts of climate change by providing a cleaner source of energy.

Regionally, the Karun-3 Hydro Power Plant holds significant importance. It not only supports the electricity needs of millions of Iranians but also enhances energy security in the region by diversifying the energy mix. The plant's output plays a vital role in stabilizing the national grid, especially during peak demand periods. Furthermore, the facility supports local economies through job creation and infrastructure development, fostering economic growth in the surrounding areas.

In summary, the Karun-3 Hydro Power Plant stands out as a beacon of renewable energy in Iran's energy landscape. With its substantial capacity, it exemplifies the country’s commitment to leveraging its natural resources to produce clean energy while addressing the environmental and social considerations associated with large-scale hydropower projects. As Iran continues to navigate its energy challenges, the role of hydropower facilities like Karun-3 will likely remain central to its energy strategy and environmental sustainability efforts.

IranEnergy Profile

327
Total Plants
195.6 GW
Total Capacity
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