Share of electricity generation from hydropower in Ireland
Ireland: Share of electricity generation from hydropower was 2.1% in 2025. ▼ Falling
Share of electricity generation from hydropower in Ireland, 1985–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of electricity generation from hydropower in Ireland stood at 2.1%.
That represents a change of down 15.2% on the previous year and down 27.0% over ten years.
Over the whole period, share of electricity generation from hydropower in Ireland peaked at 7.3% in 1986 and was at its lowest, 2.1%, in 2022.
Ireland ranks 132nd of 213 regions on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 41 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 6.2% | 5.0% | 7.3% | 5 |
| 1990s | 4.5% | 3.5% | 5.5% | 10 |
| 2000s | 2.9% | 2.4% | 3.7% | 10 |
| 2010s | 2.5% | 2.1% | 2.9% | 10 |
| 2020s | 2.5% | 2.1% | 3.0% | 6 |
Countries ranked near Ireland
More energy & mining data for Ireland
- Fuel imports 6.2% (2024)
- Ores and metals imports 1.0% (2024)
- Ores and metals exports 0.6% (2024)
- Gas production 11.53 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 2,195 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 11.53 terawatt-hours (2024)
- Gas production per person 2,195 kilowatt-hours per person (2024)
- Fuel exports 0.4% (2024)
- Electric power transmission and distribution losses 8.2% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 50.7% (2023)
Frequently asked questions
- What is share of electricity generation from hydropower in Ireland?
- Share of electricity generation from hydropower in Ireland was 2.1% in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from hydropower recorded in Ireland?
- The highest recorded value was 7.3% in 1986.
- What is the lowest share of electricity generation from hydropower recorded in Ireland?
- The lowest recorded value was 2.1% in 2022.
- How does Ireland rank for share of electricity generation from hydropower?
- Ireland ranks 132nd out of 213 regions with data for 2025.
- Is share of electricity generation from hydropower rising or falling in Ireland?
- Over the last ten years it is down 27.0%. The long-run trend across the full record is falling.
- Where does this Ireland data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from hydropower. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 41 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total electricity produced in the country or region.