NAICS Code 221310 Water Supply and Irrigation Systems




This industry comprises establishments primarily engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

Industries Included

  • Canal, irrigation
  • Filtration plant, water
  • Impounding reservoirs, irrigation
  • Irrigation system operation
  • Water distribution (except irrigation)
  • Water distribution for irrigation
  • Water filtration plant operation
  • Water supply systems
  • Water treatment and distribution
  • Water treatment plants

Industry Leaders

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Industry Overview

Total Companies:13978

Est. Employment:221374