221310: Water Supply and Irrigation Systems
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 221310 in numbers
Everything behind these numbers for NAICS 221310
- 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 221310
24 open notices right now. The newest 5:
| Posted | Notice | Buyer | NAICS | Set-aside | Due |
|---|---|---|---|---|---|
| Oct 28, 2026 | Z--MN-UPR MS RIV NATL WILDL-WELL REPAIRSAward Notice | FWS CONTRACTING ACTIVITY | 221310 | not stated | |
| Oct 28, 2026 | Utilities Privatization of the Water System at U.S. Army Garrison-Hawaii (USAG-HI), Island of OahuSolicitation · Schofield Barracks HI | DLA ENERGY | 221310 | Jan 7, 2027 | |
| Oct 16, 2026 | Preventative Maintenance and Repairs for Water Treatment EquipmentAward Notice · NC | FLEET READINESS CENTER | 221310 | SBA | not stated |
| Oct 5, 2026 | H946--Water System Chemical Treatment ServicesAward Notice | NETWORK CONTRACT OFFICE 19 (36C259) | 221310 | not stated | |
| Sep 29, 2026 | Water MeterAward Notice · 0 MA | FA2835 AFLCMC HANSCOM PZI | 221310 | SBA | not stated |
Where this code sits
NAICS 221310 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 22131 (Water Supply and Irrigation Systems), 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
Every code, every buying office, every vendor and every recompete, organized from the federal record and read nightly. Start on one code with no card. A plan opens every code.
Try the live demo The real app on one code. No email needed.