Annual percentage change in primary energy from hydropower in Portugal
Portugal: Annual percentage change in primary energy from hydropower was -0.1% in 2025. ◆ Volatile
Annual percentage change in primary energy from hydropower in Portugal, 1966–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in %.
Analysis
The most recent figure for annual percentage change in primary energy from hydropower in Portugal is -0.1%, measured in 2025.
That represents a change of down 100.6% on the previous year and up 99.7% over ten years.
Over the whole period, annual percentage change in primary energy from hydropower in Portugal peaked at 144.2% in 2013 and was at its lowest, -62.5%, in 2017.
That places Portugal 26th out of 71 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.
Annual percentage change in primary energy from hydropower in Portugal, year by year
| Year | % | Change |
|---|---|---|
| 1966 | 32.7% | — |
| 1967 | 3.9% | -88.1% |
| 1968 | -5.3% | -237.6% |
| 1969 | 21.6% | -504.9% |
| 1970 | -8.0% | -137.1% |
| 1971 | 6.3% | -178.5% |
| 1972 | 14.8% | +135.4% |
| 1973 | 3.4% | -77.3% |
| 1974 | 6.9% | +103.6% |
| 1975 | -18.1% | -363.8% |
| 1976 | -25.3% | +39.8% |
| 1977 | 108.2% | -527.3% |
| 1978 | 8.5% | -92.2% |
| 1979 | 3.7% | -56.1% |
| 1980 | -28.5% | -867.0% |
| 1981 | -37.4% | +31.1% |
| 1982 | 37.9% | -201.4% |
| 1983 | 16.0% | -57.9% |
| 1984 | 21.7% | +35.7% |
| 1985 | 9.5% | -56.1% |
| 1986 | -20.4% | -314.4% |
| 1987 | 7.5% | -136.8% |
| 1988 | 33.7% | +348.4% |
| 1989 | -52.4% | -255.8% |
| 1990 | 57.4% | -209.4% |
| 1991 | -1.2% | -102.2% |
| 1992 | -48.6% | +3805.7% |
| 1993 | 83.8% | -272.3% |
| 1994 | 24.8% | -70.4% |
| 1995 | -21.7% | -187.5% |
| 1996 | 76.9% | -454.2% |
| 1997 | -11.2% | -114.6% |
| 1998 | -0.9% | -91.7% |
| 1999 | -43.9% | +4613.5% |
| 2000 | 55.4% | -226.3% |
| 2001 | 23.9% | -56.8% |
| 2002 | -44.4% | -285.5% |
| 2003 | 101.6% | -328.7% |
| 2004 | -37.2% | -136.7% |
| 2005 | -52.1% | +39.8% |
| 2006 | 130.8% | -351.2% |
| 2007 | -8.2% | -106.2% |
| 2008 | -32.2% | +294.1% |
| 2009 | 21.9% | -167.9% |
| 2010 | 94.9% | +334.2% |
| 2011 | -28.6% | -130.1% |
| 2012 | -51.3% | +79.5% |
| 2013 | 144.2% | -381.3% |
| 2014 | 13.4% | -90.7% |
| 2015 | -44.4% | -431.3% |
| 2016 | 81.5% | -283.8% |
| 2017 | -62.5% | -176.6% |
| 2018 | 110.2% | -276.3% |
| 2019 | -28.8% | -126.2% |
| 2020 | 37.0% | -228.3% |
| 2021 | -1.4% | -103.9% |
| 2022 | -45.0% | +3007.0% |
| 2023 | 83.9% | -286.3% |
| 2024 | 23.7% | -71.7% |
| 2025 | -0.1% | -100.6% |
Portugal compared with similar countries
- Portugal's -0.1% is above the median for high income countries, which is -12.6%, 1% of the median. (38 countries reporting)
- Portugal's -0.1% is above the median for Europe & Central Asia, which is -13.7%, 1% of the median. (38 countries reporting)
Biggest year-on-year movements
Years where Annual percentage change in primary energy from hydropower in Portugal 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 |
|---|---|---|---|
| 1999 | -4613.5% | -0.9% | -43.9% |
| 1992 | -3805.7% | -1.2% | -48.6% |
| 2022 | -3007.0% | -1.4% | -45.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 13.2% | -5.3% | 32.7% | 4 |
| 1970s | 10.0% | -25.3% | 108.2% | 10 |
| 1980s | -1.3% | -52.4% | 37.9% | 10 |
| 1990s | 11.5% | -48.6% | 83.8% | 10 |
| 2000s | 16.0% | -52.1% | 130.8% | 10 |
| 2010s | 22.9% | -62.5% | 144.2% | 10 |
| 2020s | 16.3% | -45.0% | 83.9% | 6 |
Countries ranked near Portugal
More reference data data for Portugal
- Emission Totals - Indirect emissions (N2O) - Manure applied to Soils 0.5144 (2050)
- Emission Totals - Indirect emissions (N2O) - Manure left on Pasture 0.4372 (2050)
- Emission Totals - Indirect emissions (N2O) - IPCC Agriculture 1.51 (2050)
- Emission Totals - Indirect emissions (N2O) - Crop Residues 0.0472 (2050)
- Emission Totals - Indirect emissions (N2O) - Agricultural Soils 1.51 (2050)
- Emission Totals - Emissions (N2O) - Manure applied to Soils 1.72 (2050)
- Emission Totals - Emissions (N2O) - Manure Management 1.02 (2050)
- Emission Totals - Emissions (N2O) - Manure left on Pasture 1.81 (2050)
- Emission Totals - Emissions (N2O) - IPCC Agriculture 6.9 (2050)
- Emission Totals - Emissions (N2O) - Crop Residues 0.2572 (2050)
Frequently asked questions
- What is annual percentage change in primary energy from hydropower in Portugal?
- Annual percentage change in primary energy from hydropower in Portugal was -0.1% in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest annual percentage change in primary energy from hydropower recorded in Portugal?
- The highest recorded value was 144.2% in 2013.
- What is the lowest annual percentage change in primary energy from hydropower recorded in Portugal?
- The lowest recorded value was -62.5% in 2017.
- How does Portugal rank for annual percentage change in primary energy from hydropower?
- Portugal ranks 26th out of 71 countries with data for 2025.
- Is annual percentage change in primary energy from hydropower rising or falling in Portugal?
- Over the last ten years it is up 99.7%. The long-run trend across the full record is volatile.
- Where does this Portugal data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as part of Annual percentage change in primary energy from hydropower. Statizoid updates them automatically from the source API.
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About this data
Percentage change in total energy supply relative to the previous year.