North American Industry Classification System 2022Electrical grid voltage levels and NERC reliability region taxonomy for utilities
NAICS 2022 221 to Utility Grid Regions
Crosswalk mapping from NAICS 2022 221 "Utilities" to Utility Grid Regions. 2 official equivalences.
NAICS 2022 221 in Utility Grid Regions
Each entry is an official equivalence edge. Click to see the full Utility Grid Regions definition, hierarchy, and its own crosswalks.
Reverse direction: Utility Grid Regions to NAICS 2022
About NAICS 2022 221
221 UtilitiesIndustries in the Utilities subsector provide electric power, natural gas, steam supply, water supply, and sewage treatment and disposal through a permanent infrastructure of lines, mains, and pipes. Establishments are grouped together based on the utility service provided and the particular system or facilities required to perform the service.