Iceland vs Iran: Electricity generation from hydropower

Iceland
13.46 terawatt-hours
in 2024
Iran
13.03 terawatt-hours
in 2025
Iceland rank
39th
Iran rank
42nd

Electricity generation from hydropower over time

  • Iceland
  • Iran
0102030196519952025

How they compare

Iceland currently reports 13.46 terawatt-hours against 13.03 terawatt-hours in Iran, a difference of 0.43 terawatt-hours.

The two have swapped places 8 times across 60 shared years of data; in 1965 it was Iran ahead.

Iceland ranks 39th and Iran ranks 42nd of 215 countries.

Iran has averaged higher in every one of the 7 decades both report.

Head to head by decade

Decade Iceland Iran Difference Ahead
1960s 0.6952 terawatt-hours 2 terawatt-hours 1.3 terawatt-hours Iran
1970s 2.16 terawatt-hours 3.77 terawatt-hours 1.61 terawatt-hours Iran
1980s 3.67 terawatt-hours 6.59 terawatt-hours 2.93 terawatt-hours Iran
1990s 4.79 terawatt-hours 7.53 terawatt-hours 2.74 terawatt-hours Iran
2000s 8.07 terawatt-hours 10.25 terawatt-hours 2.18 terawatt-hours Iran
2010s 12.99 terawatt-hours 15.22 terawatt-hours 2.22 terawatt-hours Iran
2020s 13.6 terawatt-hours 18.54 terawatt-hours 4.94 terawatt-hours Iran

Averages of every year both report within each decade.

Frequently asked questions

Which has higher electricity generation from hydropower, Iceland or Iran?
Iceland, at 13.46 terawatt-hours against 13.03 terawatt-hours in Iran as of 2024.
What is the difference in electricity generation from hydropower between Iceland and Iran?
0.43 terawatt-hours, with Iceland ahead.
How many years of comparable data are there for Iceland and Iran?
60 years are reported by both, from 1965 to 2024.
How do Iceland and Iran rank globally for electricity generation from hydropower?
Iceland ranks 39th and Iran ranks 42nd of 215 countries.
Where does this data come from?
Ember (2026) and other sources – with major processing by Our World in Data, published as Electricity generation from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iceland vs Iran: Electricity generation from hydropower. Statizoid, drawing on Ember (2026) and other sources – with major processing by Our World in Data. Retrieved 23 September 2026, from https://energy.statizoid.com/compare/hydropower-generation/iceland/iran-islamic-rep/

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About this data

Indicator
Electricity generation from hydropower
Unit
terawatt-hours
Source
Ember (2026) and other sources – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
217 places, 7,927 data points, 1920–2025
Last refreshed

Measured in terawatt-hours.