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 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.
No change 1997 to 2002 2002 NAICS to 1987 SIC 1997Economic Census Bridge Between 1997 NAICS and SIC
2002
NAICS
1997
NAICS
1987
SIC
Corresponding Index Entries
2213102213104971Canal, irrigation
2213102213104941Filtration plant, water
2213102213104971Impounding reservoirs, irrigation
2213102213104971Irrigation system operation
2213102213104941Water distribution (except irrigation)
2213102213104971Water distribution for irrigation
2213102213104941Water filtration plant operation
2213102213104941Water supply systems
2213102213104941Water treatment and distribution
2213102213104941Water treatment plants