Water Supply and Irrigation Systems government contracts (NAICS 221310)
Open federal, state and local contract notices classified under NAICS 221310.
Data as of Oct 24, 2026. Sources: SAM.gov and Grants.gov. Snapshot govcon-directory-20261024T104923Z-2151694.
This product uses the Grants.gov API but is not endorsed or certified by the U.S. Department of Health and Human Services. Counts and totals are computed by DSE from public SAM.gov and Grants.gov notices. Text from Grants.gov may be shortened or have contact details removed. The original notice on Grants.gov is the authoritative version.
As of Oct 24, 2026, 2 open notices list NAICS 221310 (Water Supply and Irrigation Systems). 0 notices close within 30 days and 1 was posted in the last 30 days. The agencies with the most open notices are Department of Defense (1), Environmental Protection Agency (1).
Open notices, closing soonest first
Top agencies buying this NAICS
- Department of Defense 1 open
- Environmental Protection Agency 1 open
Related NAICS
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How many open government contracts are there for NAICS 221310?
As of Oct 24, 2026, 2 open notices list NAICS 221310 (Water Supply and Irrigation Systems) in the DSE directory.
Which agencies are buying under NAICS 221310?
Agencies with the most open notices: Department of Defense (1), Environmental Protection Agency (1).
When does the next NAICS 221310 notice close?
The soonest deadline is Jan 7, 2027, for "Utilities Privatization of the Water contact details on the official notice. Army Garrison-Hawaii (USAG-HI), Island of Oahu". 0 notices close within 7 days.
Where is the NAICS 221310 work performed?
Most common places of performance: HI (1).