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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /22131

    NAICS Demand Lane

    Water Supply and Irrigation Systems, Contract Opportunities

    2,500 total opportunities (2,500 active) tied to NAICS 22131 across federal, state, local, and forecast sources.
    NAICS 22131Federal + SLED2.5K total
    View NAICS definition →
    Total Opportunities
    2.5K
    Across all indexed sources
    Active Estimate
    2.5K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 22131.

    DEPT OF DEFENSE

    CHLORINATION SYSTEMS AND MAINTENANCE - FWA

    Archived

    AI Summary

    The Department of the Army is soliciting chlorination system services and maintenance at FWA. The solicitation includes an SF 1449, performance work statement, wage determination, and site photos; offerors should follow the instructions in Section L. Amendment 0001 posts questions and answers and makes no other changes…

    AK

    Posted Oct 19, 2026Due Oct 22, 2026Combined Synopsis/SolicitationNAICS 221310Total Small Business Set-Aside (FAR 19.5)Sol: W912D027QA001
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    WATER TREATMENT, MAINTENANCE, & MONITORING SERVICES - VA BLACK HILLS HEALTH CARE SYSTEM - HOT SPRINGS VA MEDICAL CENTER

    Archived

    AI Summary

    The Department of Veterans Affairs is soliciting water treatment, maintenance, and monitoring services for the Hot Springs VA Medical Center within the VA Black Hills Health Care System. The notice refers prospective bidders to attached documents for the detailed scope, requirements, and submission instructions. The st…

    MN

    Posted Oct 19, 2026Due Oct 16, 2026Combined Synopsis/SolicitationNAICS 221310Sol: 36C26327Q0023
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    J046--NOTICE OF INTENT TO SOLE SOURCE BALTIMORE VAMC WRO300H REVERSE OSMOSIS DIALYSIS WATER SYSTEM SERVICE SUPPORT EVOQUA WATER TECHNOLOGIES, LLC

    Archived

    AI Summary

    The Baltimore VAMC seeks a sole source service contract with Evoqua Water Technologies for maintenance of six WRO300H reverse osmosis dialysis water systems. The contract includes parts, repairs, and preventive maintenance to ensure optimal performance and safety. Interested vendors may submit capability statements by …

    MD

    Posted Oct 9, 2026Due Oct 16, 2026Special NoticeNAICS 221310Sol: 36C24527Q0030
    View details→

    DEPT OF DEFENSE

    WATER DE-IONIZATION SERVICE

    Archived

    AI Summary

    The Naval Surface Warfare Center Crane is seeking competitive bids for water de-ionization services, including base and option years. The solicitation number is N00164-27-Q-0001, with a closing date of October 16, 2026. Interested contractors must be registered in SAM and monitor for any amendments to the solicitation.

    IN

    Posted Oct 8, 2026Due Oct 16, 2026Combined Synopsis/SolicitationNAICS 221310Sol: N0016427Q0001
    View details→

    DEPT OF DEFENSE

    FA8601 - INDUSTRIAL WATER TREATMENT AT WRIGHT-PATTERSON AFB

    Archived

    AI Summary

    This opportunity involves a combined synopsis/solicitation for industrial water treatment services at Wright-Patterson Air Force Base. The contract will cover cooling towers, package boilers, and heating systems. Proposals are due by 1:00 PM EDT on October 13, 2026, and must meet specific technical and pricing criteria…

    OH

    Posted Oct 8, 2026Due Oct 13, 2026Combined Synopsis/SolicitationNAICS 221310Total Small Business Set-Aside (FAR 19.5)Sol: FA860126R0018
    View details→

    DEPT OF DEFENSE

    NOTICE OF INTENT TO SOLE SOURCE

    Archived

    AI Summary

    The Department of Defense intends to procure water services from Columbia County Water for the Pointes West Recreation Area at Fort Gordon, GA. This acquisition is non-competitive and is being conducted on a sole source basis, as Columbia County Water is the only available provider for these services.

    GA

    Posted Oct 5, 2026Due Oct 19, 2026Special NoticeNAICS 221310Sol: R055962
    View details→

    DEPT OF DEFENSE

    UTILITIES PRIVATIZATION OF THE WATER SYSTEM AT U.S. ARMY GARRISON-HAWAII (USAG-HI), ISLAND OF OAHU

    Active

    AI Summary

    The U.S. Army Garrison-Hawaii is seeking contractors for the privatization of its water distribution utility system. The selected contractor will assume ownership and responsibility for operations, maintenance, and upgrades of the system. This opportunity is unrestricted, and interested parties must register on SAM.gov…

    VA

    Posted Sep 25, 2026Due Jan 7, 2027SolicitationNAICS 221310Sol: SP060026R0813
    View details→

    DEPT OF DEFENSE

    Heating Ventilation and Air Conditioning, Industrial Water Treatment Services

    Archived

    AI Summary

    The Department of Defense is seeking quotes for industrial water treatment and HVAC services at Edwards AFB. This RFQ is set aside for HUBZone small businesses, with a submission deadline of September 28, 2026. Offerors must provide complete information to be considered for award. A site visit is scheduled for Septembe…

    CA

    Posted Sep 25, 2026Due Sep 28, 2026Combined Synopsis/SolicitationNAICS 221310Historically Underutilized Business (HUBZone) Set-Aside (FAR 19.13)Sol: FA930126Q0028
    View details→

    DEPARTMENT OF JUSTICE

    FCC YAZOO CITY FY 2027 WATER TREATMENT SERVICES

    Archived

    AI Summary

    The Federal Bureau of Prisons is seeking quotes for water treatment services at FCC Yazoo City for FY 2027. This opportunity is a combined synopsis/solicitation, and interested vendors should refer to the attached documents for detailed requirements and submission instructions.

    MS

    Posted Sep 24, 2026Due Oct 16, 2026Combined Synopsis/SolicitationNAICS 221310Total Small Business Set-Aside (FAR 19.5)Sol: 09242026-10
    View details→

    DEPARTMENT OF VETERANS AFFAIRS

    H946--SERVICE AND MAINTENANCE OF EQUIPMENT BASE + 4

    Archived

    AI Summary

    The Department of Veterans Affairs is seeking proposals for the service and maintenance of equipment under NAICS code 221310. This opportunity is a service contract and is not set aside for small businesses. Interested bidders should refer to the attached justification for further details.

    OH

    Posted Sep 22, 2026JustificationNAICS 221310Sol: 36C25026Q0666
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    1,237
    sled
    1,227
    forecast
    36

    Related NAICS Codes

    • 22, Utilities→
    • 221, Utilities→
    • 2211, Electric Power Generation, Transmission and Distribution→
    • 22111, Electric Power Generation→
    • 221111, Hydroelectric Power Generation→
    • 221112, Fossil Fuel Electric Power Generation→
    • 221113, Nuclear Electric Power Generation→
    • 221114, Solar Electric Power Generation→
    • 221115, Wind Electric Power Generation→
    • 221116, Geothermal Electric Power Generation→

    Explore

    • 22131 Definition→
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    About NAICS 22131

    Water Supply and Irrigation Systems

    Read the full NAICS definition →