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    1. Home
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    4. /wastewater treatment

    Contract Category

    wastewater treatment Government Contracts

    3,347 government contract opportunities classified as wastewater treatment, spanning federal and state/local solicitations. Updated daily.
    225 federal3.1K SLED37 forecastsUpdated daily
    Federal Opps
    225
    Federal contracts
    SLED Opps
    3.1K
    State, local & education contracts
    Forecasts
    37
    Agency pipeline forecasts
    Total
    3.3K
    All sources combined

    225 federal contract opportunities classified as wastewater treatment.

    DEPT OF DEFENSE

    WWYK240015 - REHAB TANKS 62501E & 62501W

    Active

    AI Summary

    The Air Force solicitation to rehabilitate tanks 62501E and 62501W at Tinker Air Force Base’s Industrial Waste Treatment Plant was cancelled by an October 28, 2026 update. The planned work included replacing cathodic protection systems and platform electrical components, renewing interior tank and valve piping coatings…

    OK

    Posted Oct 29, 2026Due Nov 5, 2026SolicitationNAICS 236220Sol: FA813726R0020
    View details→

    DEPARTMENT OF THE INTERIOR

    Y--GRCA 257282 - REPLACE WASTEWATER PLANT AT SOUTH RI

    Active

    AI Summary

    The National Park Service is soliciting work to replace the wastewater plant serving South Rim Village at Grand Canyon National Park under opportunity GRCA 257282. The project involves construction of wastewater treatment infrastructure. The notice lists NAICS 221320; detailed scope, schedule, and submission requiremen…

    CO

    Posted Oct 28, 2026Due Nov 18, 2026SolicitationNAICS 221320Sol: 140P2026R0101
    View details→

    DEPT OF DEFENSE

    DESIGN-BID-BUILD - ROUGH RIVER LAKE AXTEL WASTEWATER TREATMENT PLANT (WWTP)

    Active

    AI Summary

    The U.S. Army Corps of Engineers is seeking firm-fixed-price proposals for design-bid-build demolition and construction of a wastewater treatment plant at Rough River Lake. The estimated performance period is 400 calendar days from notice to proceed. Award will be made to the lowest evaluated-price offeror; the acquisi…

    KY

    Posted Oct 27, 2026Due Dec 3, 2026SolicitationNAICS 237110Sol: W912QR27BA003
    View details→

    DEPT OF DEFENSE

    CHARCOAL

    Active

    AI Summary

    The Army is soliciting virgin bulk granular activated carbon, supplied in 1,000-pound bags, meeting NSF/ANSI Standard 60 or 61 certification for industrial wastewater applications. Calgon F-300 or an equal product is acceptable. The notice identifies an SBA set-aside; the acquisition value and applicable procedure are …

    NY

    Posted Oct 27, 2026Due Nov 3, 2026Combined Synopsis/SolicitationNAICS 335991Total Small Business Set-Aside (FAR 19.5)Sol: W911S227U0085
    View details→

    DEPT OF DEFENSE

    REQUEST FOR INFORMATION/MARKET INTELLIGENCE NOTICE: USE OF PROGRESSIVE DESIGN BUILD (PDB) WITH OTHER TRANSACTION AUTHORITY (OTA) - FORT HUNTER-LIGGETT WATER SYSTEM IMPROVEMENTS

    Active

    AI Summary

    USACE Louisville District is conducting market research on a potential $70–$80 million progressive design-build project using an Other Transaction agreement to modernize Fort Hunter Liggett’s potable water and wastewater systems. Work may include design, water transmission and storage upgrades, well improvements, SCADA…

    KY

    Posted Oct 26, 2026Due Nov 3, 2026Sources SoughtNAICS 237110Sol: W912QR-PDB-FHLWATER
    View details→

    DEPARTMENT OF TRANSPORTATION

    MIKE MONRONEY AERONAUTICAL CENTER (MMAC) INDUSTRIAL WASTE WATER TREATMENT PLANT UPGRADES

    Active

    AI Summary

    The FAA seeks proposals from small businesses for construction upgrades to the industrial wastewater treatment plant at the Mike Monroney Aeronautical Center. The estimated project value is $10 million to $20 million. A mandatory pre-proposal conference and site visit is scheduled for November 2, 2026; proposals from f…

    OK

    Posted Oct 21, 2026Due Nov 19, 2026SolicitationNAICS 237110Total Small Business Set-Aside (FAR 19.5)Sol: 6973GH-27-R-00005
    View details→

    INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO

    OPERATIONS AND MAINTENANCE (O&M) SERVICES FOR THE SBIWTP

    Active

    AI Summary

    The International Boundary and Water Commission seeks operations and maintenance services for the Southbay Wastewater Treatment Plant. The solicitation amendment updates Section J and references in the performance work statement, adds several pricing-related clauses, and removes clause 52.215-14. Access to controlled u…

    TX

    Posted Oct 20, 2026Due Jan 6, 2027SolicitationNAICS 221320Sol: 191BWC26R0009
    View details→

    DEPT OF DEFENSE

    FALL RIVER LAKE AND DAM DAMSITE PARK LAGOON REPAIR

    Archived

    AI Summary

    The U.S. Army Corps of Engineers seeks quotes for repair, reconstruction, and modernization of the wastewater lagoons at Damsite Park, Fall River Lake and Dam, Kansas. Work is intended to restore structural integrity, prevent seepage, and meet environmental requirements. The contract is firm-fixed-price, with award bas…

    OK

    Posted Oct 19, 2026Due Oct 20, 2026SolicitationNAICS 237990Total Small Business Set-Aside (FAR 19.5)Sol: W912BV26QA095
    View details→

    DEPT OF DEFENSE

    WATER AND WASTEWATER TREATMENT CHEMICALS

    Archived

    AI Summary

    The Department of Defense, specifically the Army, is seeking water and wastewater treatment chemicals. This amendment extends the offer due date to 27 October 2026 and updates the solicitation process. Interested parties should review the updated statement of work and submit their questions accordingly.

    WI

    Posted Oct 15, 2026Due Oct 27, 2026Special NoticeNAICS 325180Total Small Business Set-Aside (FAR 19.5)Sol: W911SA27QA022-0001
    View details→

    DEPT OF DEFENSE

    USACE SPK DBB CONSTRUCTION - CALAVERAS WASTEWATER TREATMENT PLANT IMPROVEMENTS - COPPEROPOLIS, CA

    Active

    AI Summary

    The USACE is seeking small business firms for potential construction services related to improvements at the Copper Cove Wastewater Treatment Plant in California. This Sources Sought Notice aims to gather market capabilities and interest, with a project estimated between $5 million and $10 million, anticipated to be so…

    CA

    Posted Oct 8, 2026Due Dec 7, 2026Sources SoughtNAICS 237110Sol: W9123827X1CHG
    View details→

    DEPT OF DEFENSE

    WATER AND WASTEWATER TREATMENT CHEMICALS

    Archived

    AI Summary

    This opportunity is a Request for Quotation (RFQ) for the procurement of water and wastewater treatment chemicals for delivery to Fort McCoy, WI. The contract period is anticipated from November 17, 2026, to October 31, 2031. Bidders should prepare to meet the specified requirements for chemical supply.

    WI

    Posted Oct 6, 2026Due Oct 20, 2026Combined Synopsis/SolicitationNAICS 325180Total Small Business Set-Aside (FAR 19.5)Sol: W911SA27QA022
    View details→

    DEPARTMENT OF THE TREASURY

    WASTEWATER PRETREATMENT PLANT OPERATION AND MAINTENANCE SERVICES

    Archived

    AI Summary

    The Bureau of Engraving and Printing seeks contractor services for the operation and maintenance of its Industrial Wastewater Pretreatment Plant in Washington, DC. Services will support the facility's wastewater and stormwater programs on a 24/7 basis, including management, technical support, and maintenance of four di…

    DC

    Posted Oct 6, 2026Due Oct 27, 2026SolicitationNAICS 5612108(a) Set-Aside (FAR 19.8)Sol: 2031ZA26R00023
    View details→

    DEPT OF DEFENSE

    MAINTENANCE, REPAIR, AND OPERATION OF INCINERATOR PLANT, WEIGHT SCALES, POTABLE WATER TANKS, WASTEWATER TREATMENT PLANTS TO INCLUDE OPERATION, AND GRANULAR ACTIVATED CARBON (GAC) FILTERING SYSTEMS AT CFA YOKOSUKA

    Archived

    AI Summary

    This opportunity involves a single award IDIQ service contract for the maintenance and repair of various facilities at CFA Yokosuka, Japan. Services include operation of incinerator plants, weight scales, potable water tanks, and wastewater treatment plants, along with granular activated carbon filtering systems. Contr…

    AP

    Posted Sep 30, 2026Due Oct 14, 2026SolicitationNAICS 221320Sol: N4008426R1011
    View details→

    INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO

    NIWTP Biosolids Sludge Dryer Alternative Building D/B

    Archived

    AI Summary

    The USIBWC is soliciting proposals for the design and construction of a new sludge dryer building at the Nogales International Wastewater Treatment Plant. This design-build project includes site preparation, demolition, and installation of systems, with a completion timeline of 365 days. Interested bidders must submit …

    TX

    Posted Sep 25, 2026Due Aug 21, 2026SolicitationNAICS 236220No Set aside usedSol: 191BWC26R0010
    View details→

    DEPARTMENT OF THE INTERIOR

    Y--YELL 318713 REHABILITATE/REPLACE OLD FAITHFUL WASTEWATER TREATMENT PLANT

    Archived

    AI Summary

    The Department of the Interior, National Park Service is seeking sources for the rehabilitation or replacement of the Old Faithful Wastewater Treatment Plant. This opportunity is categorized under NAICS code 237110 and is open for potential bidders to express their interest.

    CO

    Posted Sep 22, 2026Due Oct 2, 2026Sources SoughtNAICS 237110Sol: 140P2026R0107
    View details→

    DEPARTMENT OF AGRICULTURE

    GRADE 2 WASTEWATER OPERATOR

    Archived

    AI Summary

    The Department of Agriculture's Forest Service is soliciting a Grade 2 Contract Operator to manage operations, maintenance, and repairs for the Orleans Wastewater Treatment Plant and its infrastructure. The Forest Service will maintain overall responsibility for system performance.

    CA

    Posted Sep 22, 2026Due Sep 28, 2026SolicitationNAICS 221320Total Small Business Set-Aside (FAR 19.5)Sol: 12444026Q0230
    View details→

    DEPARTMENT OF THE INTERIOR

    D--REPLACEMENT OF NWQL'S WASTEWATER TREATMENT MONITOR

    Archived

    AI Summary

    The US Geological Survey seeks market research responses for replacing the wastewater SCADA computerized control system at the National Water Quality Laboratory. Interested parties should provide capability statements detailing their ability to deliver the required services, including software installation and integrat…

    CO

    Posted Sep 18, 2026Due Oct 9, 2026Sources SoughtNAICS 541512Sol: 140G0226Q0180
    View details→

    DEPT OF DEFENSE

    FSC WASTEWATER TREATMENT PLANT (WWTP) / DAHLGREN, VA.

    Archived

    AI Summary

    The Department of Defense is seeking bids for a wastewater treatment plant project in Dahlgren, VA. This opportunity is a combined synopsis/solicitation under NAICS code 238220. Interested parties should refer to RFQ N4008026Q1002 and the attached amendment for specific provisions, clauses, and wage requirements.

    DC

    Posted Sep 17, 2026Due Sep 23, 2026Combined Synopsis/SolicitationNAICS 238220Total Small Business Set-Aside (FAR 19.5)Sol: N4008026Q1002
    View details→

    DEPARTMENT OF JUSTICE

    FCI Phoenix- Emergency Replace Waste Water Treatment Plant Grinders

    Archived

    AI Summary

    The Department of Justice is seeking proposals for the emergency replacement of grinders at the Waste Water Treatment Plant. This opportunity involves both product and service components, and it is classified under NAICS code 238220. Interested bidders should prepare to respond to the RFP.

    TX

    Posted Sep 17, 2026JustificationNAICS 238220Sol: 15BBNF26P60800002
    Award Date
    Sep 17, 2026
    View details→

    DEPT OF DEFENSE

    NAVFAC PWD Chemical IDIQ - Sigonella

    Archived

    AI Summary

    This opportunity is a request for quotation (RFQ) for the provision of chemicals and incidental services for water and wastewater treatment plants at NAVFAC Sigonella. The solicitation number is N6817126QS006, and it is not set-aside for small businesses. Interested parties should refer to the attached Statement of Wor…

    AE

    Posted Sep 17, 2026Due Sep 18, 2026Combined Synopsis/SolicitationNAICS 325180No Set aside usedSol: N6817126QS006
    View details→

    wastewater treatment Government Contracts, FAQ

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