221320: Sewage Treatment Facilities
Sector 22, Utilities. Subsector 221, Utilities. The federal award record for this code: who buys it, who won it, what it went for, what recompetes soon.
NAICS 221320 in numbers
Everything behind these numbers for NAICS 221320
- Every buying office that awarded in this code, ranked by what they spent
- Every vendor that won, resolved to one record per business
- Every award back to FY2001, searchable and exportable
- Contracts ending soon, scored for how open the next round looks
- Every open notice on this code, with the buyer history beside it
The numbers above are open to anybody. The organized record behind them is what a plan pays for: every award, every buyer, every vendor, cleaned, resolved and read again every night.
Open right now under NAICS 221320
12 open notices right now, 3 closing within seven days. The newest 5:
| Posted | Notice | Buyer | NAICS | Set-aside | Due |
|---|---|---|---|---|---|
| Oct 28, 2026 | Y--GRCA 257282 - Replace Wastewater Plant at South RiSolicitation · Grand Canyon AZ | DSC CONTRACTING SERVICES DIVISION | 221320 | Nov 18, 2026 | |
| Oct 27, 2026 | Y--GRCA 257282 - Replace Wastewater Plant at South RiSolicitation · Grand Canyon AZ | DSC CONTRACTING SERVICES DIVISION | 221320 | Nov 18, 2026 | |
| Oct 20, 2026 | Operations and Maintenance (O&M) Services for the SBIWTPSolicitation · San Ysidro CA | INTERNAT BOUNDARY AND WATER COMM | 221320 | Jan 6, 2027 | |
| Oct 16, 2026 | Y--GRCA 257282 - Replace Wastewater Plant at South RiSolicitation · Grand Canyon AZ | DSC CONTRACTING SERVICES DIVISION | 221320 | Nov 18, 2026 | |
| Oct 12, 2026 | Waste Water Treatment Plant ServicesCombined Synopsis/Solicitation · Praia da Vitoria PT | FA4486 765 ABS CONF | 221320 | Nov 23, 2026 |
Where this code sits
NAICS 221320 is a six-digit national industry in the 2022 North American Industry Classification System. It sits under industry group 2213 (Water, Sewage and Other Systems), NAICS industry 22132 (Sewage Treatment Facilities), in subsector 221 (Utilities) of sector 22 (Utilities).
Federal buyers assign one NAICS code to each award and each notice. The code describes the kind of business the buyer expects to perform the work, not the item itself; the item is described by the PSC code. The numbers above come from awards and notices carrying this exact code. Related work often sits in the neighboring codes listed below, so watch the neighbors too.
The official definition, with what the code includes and excludes, is on the Census NAICS page linked at the bottom.
Codes near this one
The other national industries in group 2213, Water, Sewage and Other Systems.
How to use this page
Who bought it ranks contracting offices by what they obligated under this code. Who won it ranks vendors after names are resolved to one record each. What it went for shows award size bands; the median describes a typical award better than the average. What recompetes soon lists awards whose period of performance ends inside twelve months.
A code with nothing on record yet says so. Members see the individual awards and notices behind every number, buyer and incumbent profiles, alerts and briefs.
Related
- Every NAICS codeThe index by sector and subsector.
- Choosing NAICS codesPrimary and secondary codes for your registration.
- Recompete radarContracts in this code coming due.
- Award historyWho won last time and at what price.
See who was last awarded in your NAICS
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