OECD (EI) vs United States: Hydropower generation by region
OECD (EI)
1,389 terawatt-hours
in 2025
United States
244.14 terawatt-hours
in 2025
OECD (EI) rank
1st
United States rank
4th
Hydropower generation by region over time
- OECD (EI)
- United States
How they compare
OECD (EI) currently reports 1,389 terawatt-hours against 244.14 terawatt-hours in United States, a difference of 1,145 terawatt-hours.
That makes OECD (EI)'s figure about 5.7 times United States's.
Across all 61 years both countries report, OECD (EI) has been ahead every year.
OECD (EI) ranks 1st and United States ranks 4th of 3 groups.
OECD (EI) has averaged higher in every one of the 7 decades both report.
Head to head by decade
| Decade | OECD (EI) | United States | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 779.52 terawatt-hours | 222.06 terawatt-hours | 557.46 terawatt-hours | OECD (EI) |
| 1970s | 990.11 terawatt-hours | 278.41 terawatt-hours | 711.7 terawatt-hours | OECD (EI) |
| 1980s | 1,189 terawatt-hours | 287.3 terawatt-hours | 901.95 terawatt-hours | OECD (EI) |
| 1990s | 1,324 terawatt-hours | 302.31 terawatt-hours | 1,021 terawatt-hours | OECD (EI) |
| 2000s | 1,344 terawatt-hours | 259.13 terawatt-hours | 1,085 terawatt-hours | OECD (EI) |
| 2010s | 1,451 terawatt-hours | 275.17 terawatt-hours | 1,176 terawatt-hours | OECD (EI) |
| 2020s | 1,426 terawatt-hours | 251.34 terawatt-hours | 1,175 terawatt-hours | OECD (EI) |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher hydropower generation by region, OECD (EI) or United States?
- OECD (EI), at 1,389 terawatt-hours against 244.14 terawatt-hours in United States as of 2025.
- What is the difference in hydropower generation by region between OECD (EI) and United States?
- 1,145 terawatt-hours, with OECD (EI) ahead.
- How many years of comparable data are there for OECD (EI) and United States?
- 61 years are reported by both, from 1965 to 2025.
- How do OECD (EI) and United States rank globally for hydropower generation by region?
- OECD (EI) ranks 1st and United States ranks 4th of 3 groups.
- Where does this data come from?
- Energy Institute - Statistical Review of World Energy (2026) β with major processing by Our World in Data, published as Hydropower generation by region. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Figures are based on gross primary hydroelectric generation and do not account for cross-border electricity supply.