Countries by hydroelectricity generation.
- Worldwide 4,155,578.816 GWh of hydroelectricity is generated per year.
- China is the largest hydroelectricity producer in the world with 1,254,464.64 GWh generation per year.
- Brazil comes second with 393,898 GWh yearly generation.
- With 377,979.03 GWh of generation per year, Canada is the third largest producer of hydroelectricity.
- United States of America, with 273,707.366 GWh of generation per year is ranked at 4.