Annual change in primary energy from hydropower in Sri Lanka
Sri Lanka: Annual change in primary energy from hydropower was 1.11 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from hydropower in Sri Lanka, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Sri Lanka recorded 1.11 terawatt-hours for annual change in primary energy from hydropower in 2025.
Compared with earlier readings it is up 3.2% on the previous year and down 21.8% over ten years.
Over the whole period, annual change in primary energy from hydropower in Sri Lanka peaked at 3.63 terawatt-hours in 2013 and was at its lowest, -2.37 terawatt-hours, in 2014.
Sri Lanka ranks 16th of 77 countries on this measure, in the top quarter.
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 | 0.046 terawatt-hours | 0.011 terawatt-hours | 0.075 terawatt-hours | 4 |
| 1970s | 0.0913 terawatt-hours | -0.1514 terawatt-hours | 0.3019 terawatt-hours | 10 |
| 1980s | 0.1339 terawatt-hours | -0.4681 terawatt-hours | 0.875 terawatt-hours | 10 |
| 1990s | 0.1376 terawatt-hours | -1.26 terawatt-hours | 0.8961 terawatt-hours | 10 |
| 2000s | -0.0286 terawatt-hours | -0.9733 terawatt-hours | 1.18 terawatt-hours | 10 |
| 2010s | 0.0921 terawatt-hours | -2.37 terawatt-hours | 3.63 terawatt-hours | 10 |
| 2020s | 0.5224 terawatt-hours | -0.9968 terawatt-hours | 2.25 terawatt-hours | 6 |
Countries ranked near Sri Lanka
More reference data data for Sri Lanka
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Frequently asked questions
- What is annual change in primary energy from hydropower in Sri Lanka?
- Annual change in primary energy from hydropower in Sri Lanka was 1.11 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 annual change in primary energy from hydropower recorded in Sri Lanka?
- The highest recorded value was 3.63 terawatt-hours in 2013.
- What is the lowest annual change in primary energy from hydropower recorded in Sri Lanka?
- The lowest recorded value was -2.37 terawatt-hours in 2014.
- How does Sri Lanka rank for annual change in primary energy from hydropower?
- Sri Lanka ranks 16th out of 77 countries with data for 2025.
- Is annual change in primary energy from hydropower rising or falling in Sri Lanka?
- Over the last ten years it is down 21.8%. 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 Annual change in primary energy from hydropower. Statizoid updates them automatically from the source API.
Download this data
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About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.