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 Total Marketable US Businesses
Industry Group 491: Electric Services
4911Electric Services14,299
Industry Group 492: Gas Production And Distribution
4922Natural Gas Transmission1,519
4923Natural Gas Transmission and Distribution596
4924Natural Gas Distribution1,657
4925Mixed, Manufactured, or Liquefied Petroleum Gas Production and/or625
Industry Group 493: Combination Electric And Gas, And Other Utility Services
4931Electric and Other Services Combined943
4932Gas and Other Services Combined446
4939Combination Utilities, Not Elsewhere Classified708
Industry Group 494: Water Supply
4941Water Supply8,999
Industry Group 495: Sanitary Services
4952Sewerage Systems1,845
4953Refuse Systems23,364
4959Sanitary Services, Not Elsewhere Classified5,190
Industry Group 496: Steam And Air-conditioning Supply
4961Steam and Air-Conditioning Supply338
Industry Group 497: Irrigation Systems
4971Irrigation Systems4,541