Primary energy from hydropower in Sri Lanka
Sri Lanka: Primary energy from hydropower was 7.95 terawatt-hours in 2025. ◆ Volatile
Primary energy from hydropower in Sri Lanka, 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
The most recent figure for primary energy from hydropower in Sri Lanka is 7.95 terawatt-hours, measured in 2025. That is the highest value across all 61 years on record.
The figure is up 16.2% on the previous year and up 32.9% over ten years.
Over the whole period, primary energy from hydropower in Sri Lanka peaked at 7.95 terawatt-hours in 2025 and was at its lowest, 0.365 terawatt-hours, in 1965.
That places Sri Lanka 39th out of 79 countries with data for 2025, putting it in the middle of the range.
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 | 0.4394 terawatt-hours | 0.365 terawatt-hours | 0.549 terawatt-hours | 5 |
| 1970s | 1.03 terawatt-hours | 0.6957 terawatt-hours | 1.46 terawatt-hours | 10 |
| 1980s | 2.06 terawatt-hours | 1.22 terawatt-hours | 2.8 terawatt-hours | 10 |
| 1990s | 3.64 terawatt-hours | 2.9 terawatt-hours | 4.51 terawatt-hours | 10 |
| 2000s | 3.54 terawatt-hours | 2.7 terawatt-hours | 4.64 terawatt-hours | 10 |
| 2010s | 5.05 terawatt-hours | 3.3 terawatt-hours | 6.93 terawatt-hours | 10 |
| 2020s | 6.58 terawatt-hours | 4.98 terawatt-hours | 7.95 terawatt-hours | 6 |
Countries ranked near Sri Lanka
More economy & growth data for Sri Lanka
- External balance on goods and services as a percent of GDP -3.9% (2025)
- Inflation of consumer prices -4.8% (2025)
- GDP per capita 4,439 constant 2015 US$ (2025)
- Share of manufacturing in gross domestic product (GDP) 17.1% (2025)
- Gross domestic product (GDP) 96.58 billion constant 2015 US$ (2025)
- GDP per capita in international and market dollars 4,439 constant 2015 US$ (2025)
- DEC alternative conversion factor 300.95 LCU per US$ (2025)
- Net secondary income (Net current transfers from abroad) 2.39 trillion current LCU (2025)
- Net secondary income (Net current transfers from abroad) 7.96 billion current US$ (2025)
- Taxes less subsidies on products 3.79 trillion current LCU (2025)
Frequently asked questions
- What is primary energy from hydropower in Sri Lanka?
- Primary energy from hydropower in Sri Lanka was 7.95 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 hydropower recorded in Sri Lanka?
- The highest recorded value was 7.95 terawatt-hours in 2025.
- What is the lowest primary energy from hydropower recorded in Sri Lanka?
- The lowest recorded value was 0.365 terawatt-hours in 1965.
- How does Sri Lanka rank for primary energy from hydropower?
- Sri Lanka ranks 39th out of 79 countries with data for 2025.
- Is primary energy from hydropower rising or falling in Sri Lanka?
- Over the last ten years it is up 32.9%. The long-run trend across the full record is volatile.
- Where does this Sri Lanka 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 hydropower. 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.