Primary energy from nuclear in United States
United States: Primary energy from nuclear was 2,503 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
2,503 terawatt-hours
Change on year
up 0.4%
World rank
1st
of 219 countries
All-time high
2,582 terawatt-hours
in 2019
All-time low
11.66 terawatt-hours
in 1965
Years of data
61
1965–2025
Primary energy from nuclear in United States, 1965–2025
Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, primary energy from nuclear in United States stood at 2,503 terawatt-hours.
Compared with earlier readings it is up 0.4% on the previous year and down 1.6% over ten years.
Over the whole period, primary energy from nuclear in United States peaked at 2,582 terawatt-hours in 2019 and was at its lowest, 11.66 terawatt-hours, in 1965.
That places United States 1st out of 219 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.
Primary energy from nuclear in United States, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1965 | 11.66 terawatt-hours | — |
| 1966 | 17.61 terawatt-hours | +51.0% |
| 1967 | 24.42 terawatt-hours | +38.7% |
| 1968 | 39.96 terawatt-hours | +63.7% |
| 1969 | 44.43 terawatt-hours | +11.2% |
| 1970 | 69.55 terawatt-hours | +56.6% |
| 1971 | 121.55 terawatt-hours | +74.8% |
| 1972 | 172.54 terawatt-hours | +42.0% |
| 1973 | 266.28 terawatt-hours | +54.3% |
| 1974 | 363.56 terawatt-hours | +36.5% |
| 1975 | 550.25 terawatt-hours | +51.4% |
| 1976 | 609.58 terawatt-hours | +10.8% |
| 1977 | 800.27 terawatt-hours | +31.3% |
| 1978 | 881.67 terawatt-hours | +10.2% |
| 1979 | 813.89 terawatt-hours | -7.7% |
| 1980 | 801.01 terawatt-hours | -1.6% |
| 1981 | 869.77 terawatt-hours | +8.6% |
| 1982 | 901.99 terawatt-hours | +3.7% |
| 1983 | 936.77 terawatt-hours | +3.9% |
| 1984 | 1,045 terawatt-hours | +11.6% |
| 1985 | 1,224 terawatt-hours | +17.1% |
| 1986 | 1,321 terawatt-hours | +7.9% |
| 1987 | 1,452 terawatt-hours | +10.0% |
| 1988 | 1,681 terawatt-hours | +15.7% |
| 1989 | 1,689 terawatt-hours | +0.5% |
| 1990 | 1,840 terawatt-hours | +9.0% |
| 1991 | 1,954 terawatt-hours | +6.2% |
| 1992 | 1,974 terawatt-hours | +1.0% |
| 1993 | 1,947 terawatt-hours | -1.4% |
| 1994 | 2,043 terawatt-hours | +4.9% |
| 1995 | 2,148 terawatt-hours | +5.1% |
| 1996 | 2,152 terawatt-hours | +0.2% |
| 1997 | 2,005 terawatt-hours | -6.8% |
| 1998 | 2,149 terawatt-hours | +7.2% |
| 1999 | 2,323 terawatt-hours | +8.1% |
| 2000 | 2,405 terawatt-hours | +3.5% |
| 2001 | 2,452 terawatt-hours | +2.0% |
| 2002 | 2,488 terawatt-hours | +1.5% |
| 2003 | 2,436 terawatt-hours | -2.1% |
| 2004 | 2,515 terawatt-hours | +3.2% |
| 2005 | 2,494 terawatt-hours | -0.8% |
| 2006 | 2,511 terawatt-hours | +0.7% |
| 2007 | 2,572 terawatt-hours | +2.4% |
| 2008 | 2,572 terawatt-hours | -0.0% |
| 2009 | 2,548 terawatt-hours | -0.9% |
| 2010 | 2,574 terawatt-hours | +1.0% |
| 2011 | 2,521 terawatt-hours | -2.1% |
| 2012 | 2,454 terawatt-hours | -2.6% |
| 2013 | 2,517 terawatt-hours | +2.6% |
| 2014 | 2,543 terawatt-hours | +1.0% |
| 2015 | 2,543 terawatt-hours | +0.0% |
| 2016 | 2,570 terawatt-hours | +1.1% |
| 2017 | 2,568 terawatt-hours | -0.1% |
| 2018 | 2,574 terawatt-hours | +0.3% |
| 2019 | 2,582 terawatt-hours | +0.3% |
| 2020 | 2,520 terawatt-hours | -2.4% |
| 2021 | 2,487 terawatt-hours | -1.3% |
| 2022 | 2,461 terawatt-hours | -1.0% |
| 2023 | 2,472 terawatt-hours | +0.4% |
| 2024 | 2,494 terawatt-hours | +0.9% |
| 2025 | 2,503 terawatt-hours | +0.4% |
Biggest year-on-year movements
Years where Primary energy from nuclear in United States changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1971 | +74.8% | 69.55 terawatt-hours | 121.55 terawatt-hours |
| 1968 | +63.7% | 24.42 terawatt-hours | 39.96 terawatt-hours |
| 1970 | +56.6% | 44.43 terawatt-hours | 69.55 terawatt-hours |
| 1973 | +54.3% | 172.54 terawatt-hours | 266.28 terawatt-hours |
| 1975 | +51.4% | 363.56 terawatt-hours | 550.25 terawatt-hours |
| 1966 | +51.0% | 11.66 terawatt-hours | 17.61 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 27.62 terawatt-hours | 11.66 terawatt-hours | 44.43 terawatt-hours | 5 |
| 1970s | 464.91 terawatt-hours | 69.55 terawatt-hours | 881.67 terawatt-hours | 10 |
| 1980s | 1,192 terawatt-hours | 801.01 terawatt-hours | 1,689 terawatt-hours | 10 |
| 1990s | 2,053 terawatt-hours | 1,840 terawatt-hours | 2,323 terawatt-hours | 10 |
| 2000s | 2,499 terawatt-hours | 2,405 terawatt-hours | 2,572 terawatt-hours | 10 |
| 2010s | 2,544 terawatt-hours | 2,454 terawatt-hours | 2,582 terawatt-hours | 10 |
| 2020s | 2,489 terawatt-hours | 2,461 terawatt-hours | 2,520 terawatt-hours | 6 |
Countries ranked near United States
More energy & mining data for United States
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 1.94 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0.0001 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 7.5% (2024)
Frequently asked questions
- What is primary energy from nuclear in United States?
- Primary energy from nuclear in United States was 2,503 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest primary energy from nuclear recorded in United States?
- The highest recorded value was 2,582 terawatt-hours in 2019.
- What is the lowest primary energy from nuclear recorded in United States?
- The lowest recorded value was 11.66 terawatt-hours in 1965.
- How does United States rank for primary energy from nuclear?
- United States ranks 1st out of 219 countries with data for 2025.
- Is primary energy from nuclear rising or falling in United States?
- Over the last ten years it is down 1.6%. The long-run trend across the full record is volatile.
- Where does this United States data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy from nuclear. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.