United States

Diablo Canyon — 2,323 MW Nuclear

Nuclear Verified

Diablo Canyon is a 2,323 MW nuclear power plant located in United States of America. View location, capacity, and technical details.

Capacity
2,323 MW

Installed

Commissioned
1985

Year online

Owner
Pacific Gas & Electric Co.

Operator

Location
35.21, -120.86

Coordinates

Insights

#77
largest in United States of America
#160
largest Nuclear worldwide
#619
largest worldwide
1985
3 yrs older than avg
81
operated by Pacific Gas &…
23
plants within 100 km

Technical Details

Fuel Type
Nuclear
Capacity
2,323 MW
Commissioned
1985
Status
Operational
Owner
Pacific Gas & Electric Co.
Country
United States
Coordinates
35.212, -120.856

Estimated Carbon Footprint

Annual CO₂
207,565 t

tonnes / year

Lifetime CO₂
10,378,235 t

over ~50 yrs

Intensity
12 g

gCO₂ per kWh

Annual emissions equal to

45,123
cars / year
27,675
homes / year
9,434,759
trees to offset

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

Nearby Stations

About this plant

Diablo Canyon Nuclear Power Plant, located on the central coast of California, is one of the most significant energy facilities in the United States. Owned by Pacific Gas and Electric Company (PG&E), this nuclear power plant has a total electrical generating capacity of 2,323 megawatts (MW) and was commissioned in 1985. It plays a critical role in the energy sector of California by providing a substantial portion of the state’s electricity, contributing to the grid’s reliability and helping to meet the challenges of energy demand in a region known for its fluctuating consumption patterns.

As a nuclear facility, Diablo Canyon utilizes enriched uranium as its fuel source. The nuclear fission process that occurs within its reactors generates heat, which is then used to produce steam that drives turbines to generate electricity. This technology is characterized by its ability to generate large amounts of electricity without emitting greenhouse gases during operation, positioning it as a low-carbon energy source. The reactors at Diablo Canyon are designed with multiple safety systems to ensure the protection of both the environment and the surrounding communities. Additionally, strict regulatory oversight by the Nuclear Regulatory Commission (NRC) governs its operations, ensuring compliance with safety and environmental standards.

The environmental impact of Diablo Canyon is a topic of considerable discussion. On one hand, its operation produces minimal air pollutants and contributes to reducing reliance on fossil fuels, thus helping to combat climate change. On the other hand, like all nuclear facilities, it generates radioactive waste, which poses long-term storage and management challenges. The plant’s coastal location also raises concerns about its vulnerability to natural disasters, such as earthquakes and tsunamis, prompting ongoing assessments and infrastructure improvements to enhance safety.

Regionally, Diablo Canyon is of great significance not only for its energy contributions but also for its economic impact. It provides jobs for thousands of workers in the area and generates substantial tax revenue that supports local communities. Furthermore, as California continues to transition towards more renewable energy sources, Diablo Canyon plays a pivotal role in providing a stable and continuous power supply, particularly during peak demand periods or when renewable output is insufficient.

In summary, Diablo Canyon Nuclear Power Plant is an essential element of California’s energy landscape. With its capacity to produce a significant amount of electricity, its low emissions profile, and its economic contributions, it remains a critical asset as the state navigates the complexities of energy production and environmental stewardship in the modern age.

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