North American Industry Classification System 2022International Standard Industrial Classification of All Economic Activities, Rev.4
NAICS 2022 221111 to ISIC Rev 4
Crosswalk mapping from NAICS 2022 221111 "Hydroelectric Power Generation" to ISIC Rev 4. 1 official equivalence.
NAICS 2022 221111 in ISIC Rev 4
Each entry is an official equivalence edge. Click to see the full ISIC Rev 4 definition, hierarchy, and its own crosswalks.
Reverse direction: ISIC Rev 4 to NAICS 2022
About NAICS 2022 221111
221111 Hydroelectric Power GenerationThis U.S. industry comprises establishments primarily engaged in operating hydroelectric power generation facilities. These facilities use water power to drive a turbine and produce electric energy. The electric energy produced in these establishments is provided to electric power transmission systems or to electric power distribution systems.