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Water Treatment Bids & RFPs (35 Open)

As of Oct 23, 2026, BidRover lists 35 open water treatment bids and RFPs, 17 of them posted in the last 7 days, collected from official government procurement sources. Every listing shows its title, category, region and deadline free; a free account adds weekly email alerts for new water treatment bids.

Newest bid posted

Water treatment plant projects, chemicals, filtration and operations for public water utilities.

Open bids
35
New this week
17
35 open bids
  1. Jardine Water Purification Plant – Surface Infrastructure Rehabilitation and Protection of Underlying Water Treatment FacilitiesCloud & infrastructureIllinois, United StatesDue Dec 19, 2026
  2. Estudios Y Diseños Para La Selección De Tecnologías Alternativas Para Los Sistemas De Tratamiento De Agua Potable Y Tratamiento De Aguas Residuales En El Sector Rural De La Isla De San AndrésGeneral procurementColombiaDue Oct 29, 2026
  3. Nfwb – Chemicals for Municipal Water and Waste-Water Treatment FacilitiesEnvironmental & energyNew York, United StatesDue Nov 11, 2026
  4. MWBE/SDVOB - WTP Electrical and Pump ImprovementsConstruction & facilitiesNew York, United StatesDue Nov 7, 2026
  5. Water Treatment Chemicals 2027-2028Environmental & energySouth Carolina, United StatesDue Dec 7, 2026
  6. Services for Potable Water System Hydraulic Modeling and Program ManagementProfessional servicesSouth Carolina, United StatesDue Nov 5, 2026
  7. Tri-Town Water District No. 1 - Water Treatment Facility, 4TH Filter AdditionConstruction & facilitiesVermont, United StatesDue Nov 17, 2026
  8. Construcción De Planta De Tratamiento De Agua Potable (Ptap) Compacta En La Vereda Sabaneta Del Municipio De Somondoco; Boyacá; En Beneficio De La Asociación De Usuarios De Agua Potable De Las VeredasGeneral procurementColombiaDue Oct 27, 2026
  9. 2027 Water Treatment Chemical Supply TenderEnvironmental & energyCanadaDue Nov 4, 2026
  10. Notice to Bidders: 2025 WTP Capital Improvements Part A (WA2504)Software & digital servicesKansas, United StatesDue Oct 28, 2026
  11. Consultation and water treatment monitoring servicesEnvironmental & energyCanadaDue Nov 4, 2026
  12. South Wells Water Treatment Facility, DWSRF# 19217, Contract ENG25-0918-Sub PrequalConstruction & facilitiesMassachusetts, United StatesDue Nov 13, 2026
  13. Consultoria Para La Realizacion Del Diagnostico; Evaluacion Y Propuesta De Optimizacion De La Infraestructura Y Equipos De La Planta De Tratamiento De Agua Potable Del Suelo Urbano Del Municipio De PuGeneral procurementColombiaDue Oct 29, 2026
  14. Beschaffung einer Nutzfahrzeugwaschanlage mit Unterbodenwäsche und WasseraufbereitungManufacturing & industrialGermanyDue Nov 12, 2026
  15. Contratación De Servicios De Auditoría Externa Del Programa De Mejora Ambiental Agua Potable Y Saneamiento En La Cuenca Del Río Lempa En El Salvador Correspondiente Al Ejercicio Fiscal 2026General procurementEl SalvadorDue Oct 23, 2026
  16. Purified Water Replenishment San Jacinto Valley Advanced Water Purification FacilityConstruction & facilitiesCalifornia, United StatesDue Nov 19, 2026
  17. T1434 - Operation & Maintenance of Wastewater and Potable Water Treatment Plants - NLDCEnvironmental & energyNew Jersey, United StatesDue Dec 11, 2026
  18. Eugene Sawyer Water Purification Plant (ESWPP) Low Lift Pump Building, Chemical Building, and Garage Roof ReplacementConstruction & facilitiesIllinois, United StatesDue Dec 19, 2026
  19. Water Purification MaterialsEnvironmental & energyCanadaDue Oct 29, 2026
  20. Preventive Maintenance of HVAC, Boiler & Water Treatment Systems & Ancillary Equipment at the Peekskill ClinicConstruction & facilitiesNew York, United StatesDue Oct 29, 2026
  21. T3041 - Wastewater & Water Treatment Plant Operators for the NJDOCEnvironmental & energyNew Jersey, United StatesDue Jan 15, 2027
  22. Construcción de obras para el Mejoramiento de Sistema de Agua Potable y Saneamiento Colectivo en Cantón Llano Los Patos Playa Las Tunas Playa Torola El Canoguero Playas Negras Playa Blanca PlayaGeneral procurementEl SalvadorDue Nov 23, 2026
  23. C26863016 HEARST SAN SIMEON SHM - Reservoir #3 Water Treatment Plant UpgradeEnvironmental & energyCalifornia, United StatesDue Oct 23, 2026
  24. Town of Tonawanda Water Treatment Plant Electrical and Pump Upgrades - Contract 1 Subcontracting OpportunitiesEnvironmental & energyNew York, United StatesDue Nov 11, 2026
  25. OB-144A: Total Residual Chlorine (TRC) Optimization at the Oakwood Beach Wastewater Resource Recovery Facility (WRRF)Construction & facilitiesNew York, United StatesDue Nov 18, 2026

Frequently asked questions

How many open water treatment bids are there?

BidRover lists 35 open water treatment bids; the newest was posted on Oct 23, 2026, and 17 were added in the last 7 days. The list is refreshed from official public sources every hour.

What do public buyers purchase under water treatment?

Water treatment plant projects, chemicals, filtration and operations for public water utilities. BidRover matches notices to this topic by the words in their titles.

Where are most water treatment bids posted?

Right now the most open water treatment bids are in United States (23), California (5), New York (5).

Can I see water treatment bids for free?

Yes. Each open bid's title, category, region and deadline date is free with no account, and a free account gets weekly email alerts. The Team plan ($19/mo) adds the buyer, source link, notice ID, documents, match scores and daily alerts.

How do I get alerts for new water treatment bids?

Use "Email me new bids" on this page. Free accounts get a weekly email with the basics; Team sends daily alerts with match scores, buyer and the source link.

Bids are matched to this topic by the words in their titles and refreshed every hour from official public sources. Always confirm details in the official notice.