Spain

Santa María de Garoña Nuclear Power Plant — 466 MW Nuclear

Nuclear Verified

Santa María de Garoña Nuclear Power Plant is a 466 MW nuclear power plant located in Spain. View location, capacity, and technical details.

Capacity
466 MW

Installed

Commissioned
1966

Year online

Owner
Nuclenor

Operator

Location
42.78, -3.21

Coordinates

Insights

#87
largest in Spain
#394
largest Nuclear worldwide
#4,858
largest worldwide
1966
22 yrs older than avg
1
operated by Nuclenor
30
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
466 MW
Commissioned
1966
Status
Operational
Owner
Nuclenor
Country
Spain
Coordinates
42.775, -3.208
Wikipedia
Link

Estimated Carbon Footprint

Annual CO₂
41,638 t

tonnes / year

Lifetime CO₂
2,081,902 t

over ~50 yrs

Intensity
12 g

gCO₂ per kWh

Annual emissions equal to

9,052
cars / year
5,552
homes / year
1,892,638
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 Santa María de Garoña Nuclear Power Plant, located in the province of Burgos, Spain, has been a significant component of the country’s energy sector since its commissioning in 1966. With a net electrical capacity of 466 megawatts, the plant has played a crucial role in providing a stable and reliable source of electricity to the national grid. Owned by Nuclenor, a joint venture between Iberdrola and Endesa, the facility utilizes nuclear fuel to generate power through a pressurized water reactor (PWR) system. This fuel type, primarily composed of uranium dioxide, undergoes a process of nuclear fission, where the nuclei of uranium atoms are split to release energy in the form of heat. This heat is then used to produce steam, which drives a turbine connected to a generator, converting thermal energy into electrical energy.

As part of Spain’s energy portfolio, the Santa María de Garoña plant has contributed to the diversification of the country’s energy mix, which includes a combination of renewable sources, fossil fuels, and nuclear energy. During its operational years, the plant has provided a substantial amount of electricity, helping to meet the rising demand for power in the region and supporting industrial and residential growth. However, the plant’s significance extends beyond merely supplying electricity; it also plays a role in reducing greenhouse gas emissions compared to conventional fossil fuel power plants. Nuclear energy produces minimal direct emissions during operation, making it an essential component in efforts to combat climate change.

Despite its benefits, the environmental impact of the Santa María de Garoña Nuclear Power Plant has been a subject of debate. The plant’s operation generates radioactive waste, which requires meticulous management and long-term storage solutions to ensure safety and environmental protection. Additionally, concerns regarding potential nuclear accidents have led to heightened scrutiny and regulatory oversight of nuclear facilities worldwide. The plant has undergone various safety upgrades and has maintained a focus on operational integrity to mitigate such risks.

Regionally, the Santa María de Garoña plant holds significance not only for its electricity generation but also for its role in local employment and economic activity. It has provided jobs directly related to plant operations and indirectly through the supply chain and local services. The presence of a nuclear facility can also influence regional development, attracting investments and fostering technological advancements in energy production and related fields.

In recent years, discussions regarding the plant’s future have gained momentum, with considerations of decommissioning and the transition to renewable energy sources influencing policy decisions. Nonetheless, the Santa María de Garoña Nuclear Power Plant remains an important historical and functional element of Spain’s energy infrastructure, exemplifying the complexities of balancing energy needs, environmental concerns, and economic factors in the pursuit of a sustainable energy future.

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