Hydropower generation by region in Vietnam

Vietnam: Hydropower generation by region was 101.83 terawatt-hours in 2025. ◆ Volatile

Latest (2025)
101.83 terawatt-hours
Change on year
up 14.8%
World rank
9th
of 80 countries
All-time high
101.83 terawatt-hours
in 2025
All-time low
0.34 terawatt-hours
in 1965
Years of data
61
1965–2025

Hydropower generation by region in Vietnam, 1965–2025

0255075100196519952025

Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.

Analysis

The most recent figure for hydropower generation by region in Vietnam is 101.83 terawatt-hours, measured in 2025. That is the highest value across all 61 years on record.

Compared with earlier readings it is up 14.8% on the previous year and up 81.4% over ten years.

Over the whole period, hydropower generation by region in Vietnam peaked at 101.83 terawatt-hours in 2025 and was at its lowest, 0.34 terawatt-hours, in 1965.

That places Vietnam 9th out of 80 countries with data for 2025, putting it in the top quarter.

The series is highly variable year to year, so single readings are best treated with caution.

Hydropower generation by region in Vietnam, year by year

Annual values for Hydropower generation by region in Vietnam, 1965 to 2025.
Year terawatt-hours Change
1965 0.34 terawatt-hours —
1966 0.39 terawatt-hours +14.7%
1967 0.43 terawatt-hours +10.3%
1968 0.48 terawatt-hours +11.6%
1969 0.54 terawatt-hours +12.5%
1970 0.6 terawatt-hours +11.1%
1971 0.614 terawatt-hours +2.3%
1972 0.422 terawatt-hours -31.3%
1973 0.42 terawatt-hours -0.5%
1974 0.42 terawatt-hours +0.0%
1975 0.5 terawatt-hours +19.0%
1976 0.557 terawatt-hours +11.4%
1977 0.6 terawatt-hours +7.7%
1978 0.8 terawatt-hours +33.3%
1979 1 terawatt-hours +25.0%
1980 1.49 terawatt-hours +48.8%
1981 1.51 terawatt-hours +1.3%
1982 1.56 terawatt-hours +3.5%
1983 1.22 terawatt-hours -21.6%
1984 1.6 terawatt-hours +30.7%
1985 1.48 terawatt-hours -7.6%
1986 1.41 terawatt-hours -4.7%
1987 1.38 terawatt-hours -1.6%
1988 1.79 terawatt-hours +29.4%
1989 3.84 terawatt-hours +114.3%
1990 5.37 terawatt-hours +39.9%
1991 6.32 terawatt-hours +17.7%
1992 7.23 terawatt-hours +14.4%
1993 7.96 terawatt-hours +10.2%
1994 9.24 terawatt-hours +16.0%
1995 10.58 terawatt-hours +14.5%
1996 12.01 terawatt-hours +13.5%
1997 11.66 terawatt-hours -2.9%
1998 11.1 terawatt-hours -4.8%
1999 13.77 terawatt-hours +24.1%
2000 14.55 terawatt-hours +5.6%
2001 18.21 terawatt-hours +25.1%
2002 18.2 terawatt-hours -0.1%
2003 18.99 terawatt-hours +4.3%
2004 17.82 terawatt-hours -6.2%
2005 16.54 terawatt-hours -7.2%
2006 19.71 terawatt-hours +19.2%
2007 22.44 terawatt-hours +13.8%
2008 25.98 terawatt-hours +15.8%
2009 29.98 terawatt-hours +15.4%
2010 28.52 terawatt-hours -4.8%
2011 41.08 terawatt-hours +44.0%
2012 53.31 terawatt-hours +29.8%
2013 57.82 terawatt-hours +8.5%
2014 62.16 terawatt-hours +7.5%
2015 56.12 terawatt-hours -9.7%
2016 63.94 terawatt-hours +13.9%
2017 85.94 terawatt-hours +34.4%
2018 83.08 terawatt-hours -3.3%
2019 66.12 terawatt-hours -20.4%
2020 72.87 terawatt-hours +10.2%
2021 78.67 terawatt-hours +8.0%
2022 95.91 terawatt-hours +21.9%
2023 80.62 terawatt-hours -15.9%
2024 88.72 terawatt-hours +10.0%
2025 101.83 terawatt-hours +14.8%

Vietnam compared with similar countries

  • Vietnam's 101.83 terawatt-hours is above the median for upper middle income countries, which is 12.78 terawatt-hours, 8.0× the median. (24 countries reporting)
  • Vietnam's 101.83 terawatt-hours is above the median for East Asia & Pacific, which is 18.9 terawatt-hours, 5.4× the median. (12 countries reporting)

Biggest year-on-year movements

Years where Hydropower generation by region in Vietnam 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.

YearChange FromTo
1989 +114.3% 1.79 terawatt-hours 3.84 terawatt-hours

Averages by decade

DecadeAverage LowestHighest Years
1960s 0.436 terawatt-hours 0.34 terawatt-hours 0.54 terawatt-hours 5
1970s 0.5933 terawatt-hours 0.42 terawatt-hours 1 terawatt-hours 10
1980s 1.73 terawatt-hours 1.22 terawatt-hours 3.84 terawatt-hours 10
1990s 9.52 terawatt-hours 5.37 terawatt-hours 13.77 terawatt-hours 10
2000s 20.24 terawatt-hours 14.55 terawatt-hours 29.98 terawatt-hours 10
2010s 59.81 terawatt-hours 28.52 terawatt-hours 85.94 terawatt-hours 10
2020s 86.44 terawatt-hours 72.87 terawatt-hours 101.83 terawatt-hours 6

Countries ranked near Vietnam

  1. 6 Russia 199.95 terawatt-hours compare
  2. 7 India 178.2 terawatt-hours compare
  3. 8 Norway 145.15 terawatt-hours compare
  4. 10 Japan 74.25 terawatt-hours compare
  5. 11 Venezuela 72.64 terawatt-hours compare
  6. 12 Sweden 68.34 terawatt-hours compare

See the full ranking of 82 places →

More energy & mining data for Vietnam

All data for Vietnam →

Frequently asked questions

What is hydropower generation by region in Vietnam?
Hydropower generation by region in Vietnam was 101.83 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
What is the highest hydropower generation by region recorded in Vietnam?
The highest recorded value was 101.83 terawatt-hours in 2025.
What is the lowest hydropower generation by region recorded in Vietnam?
The lowest recorded value was 0.34 terawatt-hours in 1965.
How does Vietnam rank for hydropower generation by region?
Vietnam ranks 9th out of 80 countries with data for 2025.
Is hydropower generation by region rising or falling in Vietnam?
Over the last ten years it is up 81.4%. The long-run trend across the full record is volatile.
Where does this Vietnam 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 Hydropower generation by region. Statizoid updates them automatically from the source API.

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Hydropower generation by region in Vietnam. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Retrieved 27 September 2026, from https://energy.statizoid.com/stat/hydropower-generation-by-region/viet-nam/

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About this data

Indicator
Hydropower generation by region
Unit
terawatt-hours
Source
Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,425 data points, 1965–2025
Last refreshed

Figures are based on gross primary hydroelectric generation and do not account for cross-border electricity supply.