China vs Ireland: Annual change in primary energy from hydropower

China
28.35 terawatt-hours
in 2025
Ireland
-0.1136 terawatt-hours
in 2025
China rank
1st
Ireland rank
2nd

Annual change in primary energy from hydropower over time

  • China
  • Ireland
-50050100150196619952025

How they compare

China currently reports 28.35 terawatt-hours against -0.1136 terawatt-hours in Ireland, a difference of 28.46 terawatt-hours.

That makes China's figure about 249.5 times Ireland's.

The two have swapped places 20 times across 60 shared years of data; in 1966 it was China ahead.

China ranks 1st and Ireland ranks 2nd of 77 countries.

Individual pages

About this data

Indicator
Annual change in 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, 4,604 data points, 1966–2025
Last refreshed

Change in total energy supply relative to the previous year, measured in terawatt-hours.