Home/NAICS 221320

NAICS page

NAICS code 221320 federal contractors and awards

Sewage Treatment Facilities. Use this page when the search starts with a specific NAICS code and you want the visible contractor, buyer, and award footprint behind it.

Category code: 221320

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$2,284,297

Buyer overlap

Top recipients

Recipients most visible in this category

Quinault Indian Nation

Taholah, WA

Top buyer: Department of the Interior

$599,921

Spirit Lake Tribe

Fort Totten, ND

Top buyer: Department of Health and Human ServicesRecent award: 2024-10-01

$34,421

Quechan Indian Tribe

Winterhaven, CA

Top buyer: Department of the TreasuryRecent award: 2024-10-01

$3,288

Bristol Bay Borough Of

Naknek, AK

Top buyer: Department of Health and Human ServicesRecent award: 2025-10-01

$1,646,667

Browse by dimension

State, agency, and service-code paths

States

Washington

1 recipients · $52,314,067

North Dakota

1 recipients · $46,199,552

California

1 recipients · $4,511,290

Alaska

1 recipients · $1,187,260

Agencies

Department of the Interior

Open the agency-scoped NAICS view.

Department of Health and Human Services

Open the agency-scoped NAICS view.

Department of the Treasury

Open the agency-scoped NAICS view.

PSC

PSC S119

2 recipients · $1,349,658

PSC S114

3 recipients · $1,114,078

PSC R418

3 recipients · $831,000

PSC X111

2 recipients · $446,831

Explore rankings

Ranking paths for NAICS 221320

Top Recipients Top Awards Top States Top PSC Washington view Department of the Interior view Washington + PSC S119 Department of the Interior + PSC S119 Department of the Interior top PSC Washington top PSC Washington + Department of the Interior top NAICS Washington + Department of the Interior + PSC S119

NAICS page

Loading industry-code contractor and award paths