Variant of NAICS 2002 - Information and Communication Technology (ICT) Sector
- 6.2 - Industries not included in the Information and Communication Technology Sector
- 22 - Utilities
- 221 - UtilitiesUS
- 2213 - Water, Sewage and Other SystemsUS
- 22132 - Sewage Treatment FacilitiesUS
- 221320 - Sewage Treatment FacilitiesUS
- Date modified: