United Kingdom

Sizewell B Nuclear Power Station — 1,195 MW Nuclear

Nuclear Verified

Sizewell B Nuclear Power Station is a 1,195 MW nuclear power plant located in United Kingdom. View location, capacity, and technical details.

Capacity
1,195 MW

Installed

Commissioned
1995

Year online

Owner
EDF Energy

Operator

Location
52.21, 1.62

Coordinates

Insights

#33
largest in United Kingdom
#302
largest Nuclear worldwide
#2,070
largest worldwide
1995
7 yrs newer than avg
15
operated by EDF Energy
141
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
1,195 MW
Commissioned
1995
Status
Operational
Owner
EDF Energy
Country
United Kingdom
Coordinates
52.214, 1.619

Carbon Footprint

Annual CO₂
106,776 t

tonnes / year

Lifetime CO₂
5,338,782 t

over ~50 yrs

Intensity
12 g

Est. gCO2/kWh

Annual emissions equivalent to

23,212
cars per year
14,237
homes per year
4,853,438
trees to offset

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

Nearby Plants

About this plant

Sizewell B Nuclear Power Station, located on the Suffolk coast in the United Kingdom, is a significant contribution to the country’s energy landscape. With a capacity of 1195 megawatts (MW), it stands as the only pressurized water reactor (PWR) operating in the UK. Commissioned in 1995 and owned by EDF Energy, Sizewell B plays a crucial role in providing low-carbon electricity, helping to meet the energy demands of millions of households and businesses across the nation. As part of the UK’s strategy to transition towards more sustainable energy sources, nuclear power facilities like Sizewell B are essential in maintaining a stable and reliable energy supply while reducing greenhouse gas emissions.

The technical aspects of Sizewell B are particularly noteworthy. The plant utilizes nuclear fuel, specifically enriched uranium, which undergoes fission reactions to generate heat. This heat is then used to produce steam that drives turbines, ultimately generating electricity. The PWR technology employed at Sizewell B ensures high thermal efficiency and safety, featuring advanced systems designed to contain radioactive materials and manage operational risks. The reactor’s design includes multiple safety barriers, making it one of the more secure forms of energy generation available today.

In terms of environmental impact, Sizewell B offers a low-carbon alternative to fossil fuel-based power plants. Nuclear power is recognized for its ability to generate large amounts of energy with minimal air pollutants and carbon emissions. However, the operation of nuclear reactors does produce radioactive waste, which necessitates careful management and long-term storage solutions to mitigate potential environmental and health risks. EDF Energy has committed to managing this waste responsibly, ensuring that safety protocols are strictly followed.

Regionally, Sizewell B holds significant importance, not only as an energy provider but also as a local economic driver. The facility creates numerous jobs and supports local businesses through its operational and maintenance activities. Additionally, the presence of the power station contributes to the region’s energy infrastructure, making Suffolk a vital area in the UK’s nuclear energy landscape. The plant also serves as a focal point for discussions around energy policy, sustainability, and the future of nuclear power in the UK as the country navigates its energy transition towards a greener future.

Overall, Sizewell B Nuclear Power Station exemplifies the dual role of nuclear energy in providing reliable electricity while addressing environmental concerns. Its continued operation and maintenance are critical for supporting the UK’s energy goals and ensuring a stable energy supply for the future.

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