Largest hydroelectric power generating countries worldwide in 2025 (in terawatt hours)

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Release date

January 2026

Region

Worldwide

Survey time period

2023

Supplementary notes

Some figures are based on the most recent available data.

Citation formats

Largest hydropower producing countries 2025

Published by
Won So,
Apr 23, 2026

In 2025, China was the leading country in terms of hydroelectricity generation worldwide with approximately ******** terawatt hours generated from hydro sources. It was followed by Brazil and Canada.

Hydropower capacity

Brazil and Canada led the world in hydropower generation in 2025 after China, totaling ***** terawatt hours and ***** terawatt hours, respectively. In 2023, about 28 percent of the total hydropower energy consumption worldwide occurred in China. Over three-quarters of the country’s electric power supply relies on hydroelectric power. In 2023, China added *****gigawatts of hydropower capacity.

Hydroelectricity in Brazil

Brazil’s hydropower is largely sourced from the Amazon basin, far from major demand centers, creating reliability challenges such as drought-related blackouts. Key projects include the Belo Monte dam and the Itaipu Dam, though large-scale developments raise environmental concerns.

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