NAICS 221310 – Water Supply and Irrigation Systems

Browse 80+ active federal contract opportunities classified under NAICS 221310.

Recent Opportunities

• H999--Sources Sought - Alexandria VAMC-Water Tank Inspection
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 19, 2026 Due: May 26, 2026 NAICS: 221310 Location: LA
• East Branch Water Operator Service Contract
  Agency: DEPT OF DEFENSE Posted: May 19, 2026 Due: Jun 2, 2026 NAICS: 221310
• Water treatment services - FMC Devens
  Agency: JUSTICE, DEPARTMENT OF Posted: May 19, 2026 Due: May 22, 2026 NAICS: 221310 Location: MA
• Purchase and installation of CSM 242-G-NC Greensand Filter
  Agency: AGRICULTURE, DEPARTMENT OF Posted: May 18, 2026 Due: May 21, 2026 NAICS: 221310 Set-Aside: SBA Location: VA
• Fort Bliss Water Purification System Unit
  Agency: DEPT OF DEFENSE Posted: May 18, 2026 Due: May 27, 2026 NAICS: 221310 Location: TX
• Waste Water Treatment Services in Support of U.S. Army Reserve Center in Newtown Square, PA
  Agency: DEPT OF DEFENSE Posted: May 14, 2026 Due: May 22, 2026 NAICS: 221310 Location: PA
• Irrigation and Main Feed Water Line Services for U.S. Embassy in Harare, Zimbabwe
  Agency: STATE, DEPARTMENT OF Posted: May 13, 2026 Due: May 27, 2026 NAICS: 221310 Set-Aside: NONE
• Water Treatment Chemicals & Services Contract (BPA)
  Agency: ENERGY, DEPARTMENT OF Posted: May 13, 2026 Due: Jun 4, 2026 NAICS: 221310 Location: IL
• Water treatment services at Coast Guard Station Crystal River, FL
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: May 13, 2026 NAICS: 221310 Set-Aside: SBA Location: FL
• 56--UT JONES HOLE NFH-PIPING MATERIALS
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 13, 2026 NAICS: 221310
• J045--PMR REVERSE OSMOSIS WATER SYSTEM
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 12, 2026 Due: Jun 15, 2026 NAICS: 221310
• J045--PMR REVERSE OSMOSIS WATER SYSTEM
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 12, 2026 Due: Jun 15, 2026 NAICS: 221310
• J046--SPS RO System Maintenance
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 11, 2026 Due: May 15, 2026 NAICS: 221310
• Z--IRRIGATION SYSTEM MAINTENANCE AND REPAIRS AT INDEP
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 11, 2026 Due: May 29, 2026 NAICS: 221310 Set-Aside: SBA
• J045--PMR REVERSE OSMOSIS WATER SYSTEM
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 10, 2026 Due: May 13, 2026 NAICS: 221310 Set-Aside: SDVOSBC
• Water Meter
  Agency: DEPT OF DEFENSE Posted: May 7, 2026 Due: May 15, 2026 NAICS: 221310 Set-Aside: SBA Location: MA
• Minneapolis ARTCC (ZMP) Water Treatment Services, MN
  Agency: TRANSPORTATION, DEPARTMENT OF Posted: May 7, 2026 Due: May 22, 2026 NAICS: 221310 Set-Aside: SDVOSBC Location: MN
• J046--FY26: Deionized Water System Maintenance LCHCC
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 6, 2026 Due: May 6, 2026 NAICS: 221310 Set-Aside: SDVOSBC Location: FL
• J046--SPS RO System Replacement, bld 143
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 5, 2026 Due: May 15, 2026 NAICS: 221310 Set-Aside: SBA Location: VA
• J046--SPS RO System Replacement, bld 143
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 5, 2026 Due: May 15, 2026 NAICS: 221310
• J046--DI Water System Maintenance
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 5, 2026 Due: Apr 24, 2026 NAICS: 221310 Set-Aside: SDVOSBC Location: FL
• 20--CO - Grand Junction FWCO - UCR Fish Screens
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 4, 2026 Due: May 12, 2026 NAICS: 221310 Set-Aside: SBA
• Cyclic Inspection and Cleaning Water Reservoirs, B
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 2, 2026 Due: May 29, 2026 NAICS: 221310 Set-Aside: SBA
• CO - Grand Junction FWCO - UCR Fish Screens
  Agency: INTERIOR, DEPARTMENT OF THE Posted: May 1, 2026 Due: May 12, 2026 NAICS: 221310 Set-Aside: SBA
• J046--Critical Water System Preventative Maint Srvc - STC VA
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: May 1, 2026 Due: May 11, 2026 NAICS: 221310

Data sourced from SAM.gov. Updated daily. Last updated: May 21, 2026.