Built 2026-09-19 (19 September 2026)

Reunion Hydro Power: Generation, Share and Trend

Reunion generated 390 GWh of electricity from hydro in 2023, 12.7% of its total, according to Ember. That made it the 117th largest hydro power producer in 2023 of the 153 countries with Ember data, comparing each country's latest year. Hydro supplied 14.3% of the world's electricity in 2023. These are annual statistics for 2023; they are compiled from national sources and are not real time.

Key Facts

  • Reunion generated 390 GWh of electricity from hydro in 2023.
  • Hydro supplied 12.7% of Reunion's electricity in 2023.
  • Reunion was the 117th largest hydro power producer in 2023 among the 153 countries with Ember data, comparing each country's latest year.
  • Reunion's hydro generation in 2023 was 35% lower than in 2018, when it was 600 GWh.
  • Reunion's hydro generation in 2023 was 30% lower than in 2013, when it was 560 GWh.
  • Reunion's hydro generation peaked at 660 GWh in 2007.
  • Reunion's hydro share in 2023 was below the world share of 14.3%.
  • Reunion had 130 MW of hydro generating capacity in 2023.

Key Figures, 2023

MeasureValueAs of / source
Hydro generation390 GWh2023 · Ember
Share of Reunion's electricity12.7%2023 · Ember
World share of hydro14.3%2023 · Ember
Rank by hydro generation (each country's latest year)117 of 1532023 · Ember
Hydro capacity130 MW2023 · Ember

Hydro Generation Year by Year

Ember annual statistics, 2000 to 2023
Reunion hydro electricity generation, 2000 to 2023 Reunion's electricity generation from hydro each year from 2000 to 2023, in GWh. It was 390 GWh in 2023. 0 200 400 600 800 20002005201020152020
Reunion's electricity generation from hydro each year from 2000 to 2023, in GWh. It was 390 GWh in 2023.
Annual statistics through 2023, GWh
Reunion hydro electricity generation, 2000 to 2023
YearHydro
2000560 GWh
2001500 GWh
2002590 GWh
2003630 GWh
2004580 GWh
2005510 GWh
2006580 GWh
2007660 GWh
2008630 GWh
2009530 GWh
2010540 GWh
2011400 GWh
2012490 GWh
2013560 GWh
2014430 GWh
2015500 GWh
2016460 GWh
2017420 GWh
2018600 GWh
2019420 GWh
2020420 GWh
2021360 GWh
2022630 GWh
2023390 GWh
Share of Reunion's electricity from hydro and the world share, 2000 to 2023 The share of Reunion's electricity generated from hydro, 2000 to 2023, compared with the world share. In 2023 it was 12.7%, against 14.3% worldwide. 0 10 20 30 40 20002005201020152020
The share of Reunion's electricity generated from hydro, 2000 to 2023, compared with the world share. In 2023 it was 12.7%, against 14.3% worldwide.
Annual statistics through 2023, % of generation
Share of Reunion's electricity from hydro and the world share, 2000 to 2023
YearReunionWorld
200031.8%17.2%
200127.0%16.5%
200230.6%16.3%
200330.3%15.7%
200426.5%16.1%
200522.5%16.1%
200624.6%16.0%
200726.8%15.5%
200824.8%16.1%
200920.2%16.3%
201020.0%16.1%
201114.5%15.9%
201217.4%16.3%
201319.9%16.4%
201415.0%16.3%
201517.2%16.2%
201615.7%16.3%
201714.1%16.0%
201820.3%15.8%
201913.8%15.8%
202011.1%16.3%
202111.7%15.2%
202220.6%15.0%
202312.7%14.3%
YearGenerationShareWorld shareCapacity
2023 390 GWh 12.7% 14.3% 130 MW
2022 630 GWh 20.6% 15.0% 130 MW
2021 360 GWh 11.7% 15.2% 130 MW
2020 420 GWh 11.1% 16.3% 130 MW
2019 420 GWh 13.8% 15.8% 130 MW
2018 600 GWh 20.3% 15.8% 130 MW
2017 420 GWh 14.1% 16.0% 130 MW
2016 460 GWh 15.7% 16.3% 130 MW
2015 500 GWh 17.2% 16.2% 130 MW
2014 430 GWh 15.0% 16.3% 130 MW

Full year by year history for Reunion

Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2023. World shares are Ember's World totals; ranks compare each country's latest year, which can differ between countries.