BGR

KOZLODUY — 2,000 MW Nuclear

Nuclear Verified

KOZLODUY is a 2,000 MW nuclear power plant located in Bulgaria. View location, capacity, and technical details.

Capacity
2,000 MW

Installed

Commissioned
1970

Year online

Owner
NPP Kozloduy

Operator

Location
43.74, 23.77

Coordinates

Insights

#1
largest in Bulgaria
#197
largest Nuclear worldwide
#788
largest worldwide
1970
18 yrs older than avg
1
operated by NPP Kozloduy
12
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
2,000 MW
Commissioned
1970
Status
Operational
Owner
NPP Kozloduy
Country
BGR
Coordinates
43.744, 23.772

Carbon Footprint

Annual CO₂
178,704 t

tonnes / year

Lifetime CO₂
8,935,200 t

over ~50 yrs

Intensity
12 g

Est. gCO2/kWh

Annual emissions equivalent to

38,849
cars per year
23,827
homes per year
8,122,909
trees to offset

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

Nearby Plants

About this plant

The Kozloduy Nuclear Power Plant, located on the banks of the Danube River in Bulgaria, is a crucial component of the country’s energy infrastructure. With a total installed capacity of 2000 megawatts (MW), the plant plays a significant role in providing a stable and reliable source of electricity for Bulgaria and neighboring regions. As the largest nuclear facility in the country, Kozloduy remains central to Bulgaria’s energy strategy, particularly in its efforts to enhance energy security and reduce dependence on fossil fuels.

Kozloduy operates several nuclear reactors, primarily using enriched uranium fuel. The reactors at Kozloduy are of the VVER (Water-Water Energetic Reactor) design, which is a type of pressurized water reactor developed in the former Soviet Union. These reactors utilize uranium fuel rods enriched to about 3-5% U-235, which undergo nuclear fission to produce heat. The heat generated is used to convert water into steam, driving turbines that generate electricity. The plant has undergone modernization and safety upgrades to ensure compliance with international standards, particularly following Bulgaria’s accession to the European Union.

In terms of environmental impact, the Kozloduy Nuclear Power Plant is relatively low compared to fossil fuel-based power generation. Nuclear power is recognized for producing minimal greenhouse gas emissions during operation, which contributes to efforts to combat climate change. However, the plant does produce radioactive waste, which requires careful management and long-term storage solutions to mitigate environmental risks. Bulgaria has made strides in improving its waste management practices, adhering to stringent regulatory frameworks to ensure safe handling and disposal of nuclear materials.

Regionally, Kozloduy holds strategic importance beyond its national borders. As Bulgaria’s primary source of nuclear energy, it contributes substantially to the electricity supply not only within Bulgaria but also to neighboring countries in Southeast Europe. The power plant helps stabilize the regional grid, especially during peak demand periods, and supports the integration of renewable energy sources by providing a reliable baseload power supply. Furthermore, Kozloduy’s operations foster international collaboration in nuclear safety and technology, contributing to regional energy security.

In conclusion, the Kozloduy Nuclear Power Plant is a vital asset in Bulgaria’s energy landscape, providing a significant portion of the country’s electricity while also addressing environmental concerns associated with fossil fuel consumption. Its advanced technical design and strategic role in regional energy dynamics highlight the importance of nuclear power in achieving sustainable energy goals in Bulgaria and across Southeast Europe.

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