China

Sanmen Nuclear Power Station — 2,314 MW Nuclear

Nuclear Verified

Sanmen Nuclear Power Station is a 2,314 MW nuclear power plant located in China. View location, capacity, and technical details.

Capacity
2,314 MW

Installed

Commissioned
2018

Year online

Owner
China National Nuclear Corporation

Operator

Location
29.10, 121.64

Coordinates

Insights

#147
largest in China
#162
largest Nuclear worldwide
#624
largest worldwide
2018
30 yrs newer than avg
37
operated by China National Nuclear…
23
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
2,314 MW
Commissioned
2018
Status
Operational
Owner
China National Nuclear Corporation
Country
China
Coordinates
29.101, 121.642
Wikipedia
Link

Estimated Carbon Footprint

Annual CO₂
206,761 t

tonnes / year

Lifetime CO₂
10,338,026 t

over ~50 yrs

Intensity
12 g

gCO₂ per kWh

Annual emissions equal to

44,948
cars / year
27,568
homes / year
9,398,206
trees to offset

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

Nearby Stations

About this plant

The Sanmen Nuclear Power Station, located in the Zhejiang province of China, is a pivotal facility in the country’s energy sector, boasting a total generating capacity of 2,314 megawatts (MW). As one of the first nuclear power stations in China to utilize the advanced third-generation AP1000 reactor technology, Sanmen plays a significant role in meeting the growing energy demands of the nation while supporting environmental sustainability efforts. Operational since its first unit was commissioned in 2018, the plant embodies China’s commitment to diversifying its energy portfolio and reducing reliance on fossil fuels.

The fuel used at the Sanmen Nuclear Power Station is uranium, which undergoes a process of enrichment before being utilized in the reactor. The AP1000 reactors at Sanmen are designed to enhance safety and efficiency, featuring passive safety systems that allow the plant to operate with reduced risk of accidents. These systems rely on natural forces such as gravity and convection, which significantly diminishes the need for active mechanical systems. The use of nuclear fuel not only provides a reliable base-load power source but also contributes to lower greenhouse gas emissions compared to traditional coal-fired power plants, thus aligning with China’s goals to peak carbon emissions before 2030 and achieve carbon neutrality by 2060.

The environmental impact of the Sanmen Nuclear Power Station is notably lower than that of conventional fossil fuel power plants. Nuclear energy generates electricity with minimal air pollutants, contributing to improved air quality in the region and reducing the overall carbon footprint. The plant’s operation produces small amounts of radioactive waste, which is managed under stringent safety protocols to safeguard public health and the environment. Additionally, the implementation of robust safety measures and continuous monitoring helps mitigate potential risks associated with nuclear energy production.

Regionally, the Sanmen Nuclear Power Station serves as a crucial element in the energy infrastructure of Zhejiang province and beyond. As China continues to urbanize and industrialize, the demand for electricity surges. The station not only supplies power to local grids but also supports the broader national grid, enhancing energy security and stability across the country. The establishment of Sanmen has also catalyzed economic growth in the region, creating jobs and fostering advancements in technology and infrastructure.

In summary, the Sanmen Nuclear Power Station stands as a testament to China’s strategic investment in nuclear energy. With its significant capacity and advanced technology, it addresses the dual challenges of meeting energy demands and reducing environmental impacts while playing a vital role in the region’s economic and energy landscape.

More Nuclear plants

Spotted an error?

Our data is community-verified. If any detail looks wrong or out of date, suggest a correction below — our team reviews and applies approved changes across all languages.