NAICS
221310: Water Supply and Irrigation Systems
This U.S. 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.
The data published with NAICS code 221310 are comprised of these
parts of the following SIC industries:
4941 Water supply
4971 Irrigation systems
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