Electricity generation from nuclear in Canada
Canada: Electricity generation from nuclear was 85.32 terawatt-hours in 2025. ◆ Volatile
Electricity generation from nuclear in Canada, 1965–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, electricity generation from nuclear in Canada stood at 85.32 terawatt-hours.
The figure is down 0.2% on the previous year and down 15.6% over ten years.
Over the whole period, electricity generation from nuclear in Canada peaked at 107.08 terawatt-hours in 1994 and was at its lowest, 0.128 terawatt-hours, in 1965.
That places Canada 7th out of 208 countries with data for 2025, putting it in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.38 terawatt-hours | 0.128 terawatt-hours | 0.918 terawatt-hours | 5 |
| 1970s | 16.53 terawatt-hours | 1.04 terawatt-hours | 35.27 terawatt-hours | 10 |
| 1980s | 58.85 terawatt-hours | 38.03 terawatt-hours | 82.87 terawatt-hours | 10 |
| 1990s | 85.24 terawatt-hours | 70.99 terawatt-hours | 107.08 terawatt-hours | 10 |
| 2000s | 85.39 terawatt-hours | 72.29 terawatt-hours | 97.28 terawatt-hours | 10 |
| 2010s | 98.94 terawatt-hours | 90.03 terawatt-hours | 106.54 terawatt-hours | 10 |
| 2020s | 89.22 terawatt-hours | 85.32 terawatt-hours | 97.51 terawatt-hours | 6 |
Countries ranked near Canada
More energy & mining data for Canada
- Fuel imports 6.5% (2024)
- Ores and metals imports 3.2% (2024)
- Ores and metals exports 7.2% (2024)
- Gas production 2,062 terawatt-hours (2025)
- Fossil fuel production per person, by fuel 51,394 kilowatt-hours per person (2025)
- Fossil fuel production by fuel 2,062 terawatt-hours (2025)
- Gas production per person 51,394 kilowatt-hours per person (2025)
- Fuel exports 27.7% (2024)
- Electric power transmission and distribution losses 4.2% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 46.5% (2023)
Frequently asked questions
- What is electricity generation from nuclear in Canada?
- Electricity generation from nuclear in Canada was 85.32 terawatt-hours in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest electricity generation from nuclear recorded in Canada?
- The highest recorded value was 107.08 terawatt-hours in 1994.
- What is the lowest electricity generation from nuclear recorded in Canada?
- The lowest recorded value was 0.128 terawatt-hours in 1965.
- How does Canada rank for electricity generation from nuclear?
- Canada ranks 7th out of 208 countries with data for 2025.
- Is electricity generation from nuclear rising or falling in Canada?
- Over the last ten years it is down 15.6%. The long-run trend across the full record is volatile.
- Where does this Canada data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Electricity generation from nuclear. Statizoid updates them automatically from the source API.
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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours.