Slovenia, Republic of vs United Kingdom: Primary energy from hydropower

Slovenia, Republic of
3.99 terawatt-hours
in 2025
United Kingdom
5.09 terawatt-hours
in 2025
Slovenia, Republic of rank
46th
United Kingdom rank
45th

Primary energy from hydropower over time

  • Slovenia, Republic of
  • United Kingdom
0246196519952025

How they compare

United Kingdom currently reports 5.09 terawatt-hours against 3.99 terawatt-hours in Slovenia, Republic of, a difference of 1.1 terawatt-hours.

That makes United Kingdom's figure about 1.3 times Slovenia, Republic of's.

The two have swapped places 6 times across 36 shared years of data; in 1990 it was United Kingdom ahead.

Slovenia, Republic of ranks 46th and United Kingdom ranks 45th of 80 countries.

United Kingdom has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade Slovenia, Republic of United Kingdom Difference Ahead
1990s 3.36 terawatt-hours 4.73 terawatt-hours 1.37 terawatt-hours United Kingdom
2000s 3.7 terawatt-hours 4.7 terawatt-hours 0.9917 terawatt-hours United Kingdom
2010s 4.41 terawatt-hours 5.41 terawatt-hours 1 terawatt-hours United Kingdom
2020s 4.52 terawatt-hours 5.62 terawatt-hours 1.09 terawatt-hours United Kingdom

Averages of every year both report within each decade.

Frequently asked questions

Which has higher primary energy from hydropower, Slovenia, Republic of or United Kingdom?
United Kingdom, at 5.09 terawatt-hours against 3.99 terawatt-hours in Slovenia, Republic of as of 2025.
What is the difference in primary energy from hydropower between Slovenia, Republic of and United Kingdom?
1.1 terawatt-hours, with United Kingdom ahead.
How many years of comparable data are there for Slovenia, Republic of and United Kingdom?
36 years are reported by both, from 1990 to 2025.
How do Slovenia, Republic of and United Kingdom rank globally for primary energy from hydropower?
Slovenia, Republic of ranks 46th and United Kingdom ranks 45th of 80 countries.
Where does this data come from?
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as Primary energy from hydropower. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Slovenia, Republic of vs United Kingdom: Primary energy from hydropower. Statizoid, drawing on Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Retrieved 18 August 2026, from https://energy.statizoid.com/compare/primary-energy-hydro/slovenia/united-kingdom/

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<a href="https://energy.statizoid.com/compare/primary-energy-hydro/slovenia/united-kingdom/">Slovenia, Republic of vs United Kingdom: Primary energy from hydropower</a> β€” Statizoid

About this data

Indicator
Primary energy from hydropower
Unit
terawatt-hours
Source
Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,686 data points, 1965–2025
Last refreshed

Measured in terawatt-hours of total energy supply.