NAICS 221310 – Water Supply and Irrigation Systems

Browse 78+ active federal contract opportunities classified under NAICS 221310.

Recent Opportunities

• J046--Installation and Maintenance for Water Monitoring System at the Bedford VA Medical Center
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 27, 2026 Due: Aug 13, 2026 NAICS: 221310 Set-Aside: SBA Location: MA
• Water Purification System
  Agency: AGRICULTURE, DEPARTMENT OF Posted: Jul 27, 2026 Due: Aug 17, 2026 NAICS: 221310 Set-Aside: SBA Location: MD
• Water Treatment of HVAC Mechanical and Compound Potable Water Systems PMSC
  Agency: STATE, DEPARTMENT OF Posted: Jul 24, 2026 Due: Aug 17, 2026 NAICS: 221310 Set-Aside: NONE Location: ME-16
• Deionization System with Recirculation and Monitoring Skid 2
  Agency: ENERGY, DEPARTMENT OF Posted: Jul 24, 2026 Due: Jul 31, 2026 NAICS: 221310 Location: TN
• Deionization System with Recirculation and Monitoring Skid 2
  Agency: ENERGY, DEPARTMENT OF Posted: Jul 24, 2026 Due: Jul 31, 2026 NAICS: 221310 Location: TN
• Class B Water Testing Solicitation
  Agency: JUSTICE, DEPARTMENT OF Posted: Jul 24, 2026 Due: Dec 19, 2025 NAICS: 221310 Set-Aside: SBA Location: IL
• Class B Water Testing Solicitation
  Agency: JUSTICE, DEPARTMENT OF Posted: Jul 24, 2026 Due: Dec 19, 2025 NAICS: 221310 Set-Aside: SBA Location: IL
• IRRIGATION SYSTEM FOR NATL WEATHER SVC IN TEXAS
  Agency: COMMERCE, DEPARTMENT OF Posted: Jul 24, 2026 Due: Aug 7, 2026 NAICS: 221310 Set-Aside: SBA
• Water Reverse Osmosis
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 23, 2026 Due: Aug 13, 2026 NAICS: 221310 Location: TX
• F--Well/Solar Panel Maintenance, Service, and Installation Services, 10-Year Blanket Purchase Agreement
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 23, 2026 NAICS: 221310
• DINO: WATER RESEVOIR INSPECTIONS
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 23, 2026 Due: Aug 11, 2026 NAICS: 221310
• Z--DIAGNOSE AND REPAIR PILLAR WELL, Pinnacles NP
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 21, 2026 NAICS: 221310
• J047--Water Piping Rebuild
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 21, 2026 Due: Aug 7, 2026 NAICS: 221310 Set-Aside: SDVOSBC
• NAVAJO DAM WATER LINE REPAIRS
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 21, 2026 Due: Aug 21, 2026 NAICS: 221310 Set-Aside: SBA
• Z--NAVAJO DAM WATER LINE REPAIRS
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 21, 2026 Due: Aug 21, 2026 NAICS: 221310 Set-Aside: SBA
• J046--Installation and Maintenance for Water Monitoring System at the Bedford VA Medical Center
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 21, 2026 Due: Aug 13, 2026 NAICS: 221310 Set-Aside: SBA
• Water Treatment Service at the Watervliet Arsenal, Watervliet NY
  Agency: DEPT OF DEFENSE Posted: Jul 21, 2026 Due: Jul 28, 2026 NAICS: 221310 Set-Aside: NONE Location: NY
• J046--Installation and Maintenance for Water Monitoring System at the Bedford VA Medical Center
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 21, 2026 Due: Aug 13, 2026 NAICS: 221310 Set-Aside: SBA
• J047--Water Piping Rebuild
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 16, 2026 Due: Jul 31, 2026 NAICS: 221310 Set-Aside: SDVOSBC
• Bulk Potable Water Delivery - Schofield Barracks
  Agency: DEPT OF DEFENSE Posted: Jul 15, 2026 Due: Jul 21, 2026 NAICS: 221310 Location: HI
• H946--Water System Chemical Treatment Services for the VA Salt Lake City UT
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 15, 2026 Due: Jul 22, 2026 NAICS: 221310 Location: UT
• S--CA-SAC RIV NWR-WATER DELIVERY
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 13, 2026 NAICS: 221310
• Reverse Osmosis system preventative maintenance
  Agency: VETERANS AFFAIRS, DEPARTMENT OF Posted: Jul 13, 2026 Due: Jul 17, 2026 NAICS: 221310 Set-Aside: NONE Location: GA
• Domestic Water Treatment Plant Repair at the New M
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 13, 2026 Due: Jul 27, 2026 NAICS: 221310 Location: CA
• S--CA-SAC RIV NWR-WATER DELIVERY
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 13, 2026 NAICS: 221310

Data sourced from SAM.gov. Updated daily. Last updated: July 28, 2026.