NAICS Code Description

NAICS Keyword Search
 

Enter Keyword or NAICS Code to Search
Click here for Search Tips

221320 - Sewage Treatment Facilities

Top Businesses by Revenue for 221320:

DC Water and Sewer AuthorityWashingtonDC
Metroplitan St Louis Sewer DstSaint LouisMO
Hampton Roads Sanitation DstVirginia BeachVA
Louisville/Jefferson Co SewerLouisvilleKY
Clean Water ServicesHillsboroOR
Middlesex Cnty Utilities AuthSayrevilleNJ
Metro Wstwater Reclamation DstDenverCO
Water Solutions Holdings LLCCanonsburgPA
Veolia Wtr N Amrca-Central LLCBostonMA
Renewable Water ResourcesGreenvilleSC

221320 - Sewage Treatment Facilities

This industry comprises establishments primarily engaged in operating sewer systems or sewage treatment facilities that collect, treat, and dispose of waste.

Cross-References. Establishments primarily engaged in--

  • Operating waste treatment or disposal facilities (except sewer systems or sewage treatment facilities)--are classified in Industry 56221, Waste Treatment and Disposal;
  • Pumping (i.e., cleaning) septic tanks and cesspools--are classified in U.S. Industry 562991, Septic Tank and Related Services; and
  • Cleaning and rodding sewers and catch basins--are classified in U.S. Industry 562998, All Other Miscellaneous Waste Management Services.
2007
NAICS
2012
NAICS
2017
NAICS
Index Entries for 221320
221320221320221320Collection, treatment, and disposal of waste through a sewer system
221320221320221320Sewage disposal plants
221320221320221320Sewage treatment plants or facilities
221320221320221320Sewer systems
221320221320221320Waste collection, treatment, and disposal through a sewer system