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.
| Go to: | No change 2002 to 2007 | No change 1997 to 2002 | 2002 Economic Census and other data sources |
| 2007 NAICS | 2002 NAICS | 1997 NAICS |
Corresponding Index Entries |
|---|---|---|---|
| 221310 | 221310 | 221310 | Canal, irrigation |
| 221310 | 221310 | 221310 | Filtration plant, water |
| 221310 | 221310 | 221310 | Impounding reservoirs, irrigation |
| 221310 | 221310 | 221310 | Irrigation system operation |
| 221310 | 221310 | 221310 | Water distribution (except irrigation) |
| 221310 | 221310 | 221310 | Water distribution for irrigation |
| 221310 | 221310 | 221310 | Water filtration plant operation |
| 221310 | 221310 | 221310 | Water supply systems |
| 221310 | 221310 | 221310 | Water treatment and distribution |
| 221310 | 221310 | 221310 | Water treatment plants |
