Major Group: 49—Electric, Gas, And Sanitary Services

This major group includes establishments engaged in the generation, transmission, and/or distribution of electricity or gas or steam. Such establishments may be combinations of any of the above three services and also include other types of services, such as transportation, communications, and refrigeration. Water and irrigation systems, and sanitary systems engaged in the collection and disposal of garbage, sewage, and other wastes by means of destroying or processing materials, are also included. If one service of a combination system does not constitute 95 percent or more of revenues, the establishment should be classified as a combination in Industry Group 493, with the subgroup being determined by the major service supplied.

Codes Titles Number of US Businesses
Industry Group 491: Electric Services
4911Electric Services14,578
Industry Group 492: Gas Production And Distribution
4922Natural Gas Transmission1,706
4923Natural Gas Transmission and Distribution652
4924Natural Gas Distribution1,555
4925Mixed, Manufactured, or Liquefied Petroleum Gas Production and/or665
Industry Group 493: Combination Electric And Gas, And Other Utility Services
4931Electric and Other Services Combined1,010
4932Gas and Other Services Combined499
4939Combination Utilities, Not Elsewhere Classified738
Industry Group 494: Water Supply
4941Water Supply8,840
Industry Group 495: Sanitary Services
4952Sewerage Systems1,870
4953Refuse Systems22,370
4959Sanitary Services, Not Elsewhere Classified5,371
Industry Group 496: Steam And Air-conditioning Supply
4961Steam and Air-Conditioning Supply360
Industry Group 497: Irrigation Systems
4971Irrigation Systems4,374