Where is hydroelectric energy utilized?

Answer 1

anywhere with strong running water that's falling usually (big waterfalls) from usually man made huge damns
hydroelectric energy is utilised just about everywhere where energy is needed.

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Actually the hydro-electric power-stations are usually remote from most ofthe electricity's users because they can only be built on rivers offering suitable physical conditions for efficient energy extraction. That may be a large river with a low fall, or smaller rivers in steep valleys.

Answer 2

Hydroelectric energy is utilized in various countries around the world, especially where there are rivers or waterways with strong flowing water that can be harnessed to generate electricity. Some notable examples include China, Brazil, Canada, and the United States.