# Water Treatment Bids & RFPs (34 Open) As of Oct 23, 2026, BidRover lists 34 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. Water treatment plant projects, chemicals, filtration and operations for public water utilities. - Open bids: 34 - New this week: 17 - Newest posted: Oct 23, 2026 ## Open bids (page 1 of 2) - [Jardine Water Purification Plant – Surface Infrastructure Rehabilitation and Protection of Underlying Water Treatment Facilities](https://bidrover.com/bids/jardine-water-purification-plant-surface-infrastructure-rehabilitation-and-prote--5c7e5865-4c63-4f47-b930-a1126edb2e9f) — Cloud & infrastructure · Illinois, United States · Due Dec 19, 2026 - [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 Andrés](https://bidrover.com/bids/estudios-y-disenos-para-la-seleccion-de-tecnologias-alternativas-para-los-sistem--cfb345dc-ece0-44fa-81a5-7a5e64421f2d) — General procurement · Colombia · Due Oct 29, 2026 - [Nfwb – Chemicals for Municipal Water and Waste-Water Treatment Facilities](https://bidrover.com/bids/w2026-02-nfwb-chemicals-for-municipal-water-and-waste-water-treatment-facilities--e4e9e089-89d0-4d0d-958b-006acf5eee0f) — Environmental & energy · New York, United States · Due Nov 11, 2026 - [MWBE/SDVOB - WTP Electrical and Pump Improvements](https://bidrover.com/bids/mwbe-sdvob-wtp-electrical-and-pump-improvements--9c30a1a3-115c-419f-9a9d-a150ebc0191f) — Construction & facilities · New York, United States · Due Nov 7, 2026 - [Water Treatment Chemicals 2027-2028](https://bidrover.com/bids/water-treatment-chemicals-2027-2028--e4674746-fe2b-4286-837d-b6a447c9884a) — Environmental & energy · South Carolina, United States · Due Dec 7, 2026 - [Services for Potable Water System Hydraulic Modeling and Program Management](https://bidrover.com/bids/services-for-potable-water-system-hydraulic-modeling-and-program-management--edb30916-dc0b-4396-a23a-648caf575a19) — Professional services · South Carolina, United States · Due Nov 5, 2026 - [Tri-Town Water District No. 1 - Water Treatment Facility, 4TH Filter Addition](https://bidrover.com/bids/tri-town-water-district-no-1-water-treatment-facility-4th-filter-addition--b5263f03-f26f-4511-a382-d7eaa7b5a828) — Construction & facilities · Vermont, United States · Due Nov 17, 2026 - [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 Veredas](https://bidrover.com/bids/construccion-de-planta-de-tratamiento-de-agua-potable-ptap-compacta-en-la-vereda--2b62e924-b984-423c-b4ec-fee7bf76c74a) — General procurement · Colombia · Due Oct 27, 2026 - [2027 Water Treatment Chemical Supply Tender](https://bidrover.com/bids/2027-water-treatment-chemical-supply-tender--579dedf2-207e-4a38-a5fd-9f359cca7c78) — Environmental & energy · Canada · Due Nov 4, 2026 - [Notice to Bidders: 2025 WTP Capital Improvements Part A (WA2504)](https://bidrover.com/bids/notice-to-bidders-2025-wtp-capital-improvements-part-a-wa2504--53d8ce38-3886-4e7f-9c87-da8ac9384fd5) — Software & digital services · Kansas, United States · Due Oct 28, 2026 - [Consultation and water treatment monitoring services](https://bidrover.com/bids/consultation-and-water-treatment-monitoring-services--cc770223-b438-41cf-8b3f-0be6f4be0484) — Environmental & energy · Canada · Due Nov 4, 2026 - [South Wells Water Treatment Facility, DWSRF# 19217, Contract ENG25-0918-Sub Prequal](https://bidrover.com/bids/south-wells-water-treatment-facility-dwsrf-19217-contract-eng25-0918-sub-prequal--17c00943-1285-4ce5-812a-35b18e7b2b74) — Construction & facilities · Massachusetts, United States · Due Nov 13, 2026 - [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 Pu](https://bidrover.com/bids/consultoria-para-la-realizacion-del-diagnostico-evaluacion-y-propuesta-de-optimi--46a25cc4-ddfb-4f7f-873d-7c509e27a24e) — General procurement · Colombia · Due Oct 29, 2026 - [Beschaffung einer Nutzfahrzeugwaschanlage mit Unterbodenwäsche und Wasseraufbereitung](https://bidrover.com/bids/beschaffung-einer-nutzfahrzeugwaschanlage-mit-unterbodenwasche-und-wasseraufbere--1148799e-6130-4971-a337-8bddaf57d155) — Manufacturing & industrial · Germany · Due Nov 12, 2026 - [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 2026](https://bidrover.com/bids/contratacion-de-servicios-de-auditoria-externa-del-programa-de-mejora-ambiental--7058fc48-7303-460d-afd5-b2498244e411) — General procurement · El Salvador · Due Oct 23, 2026 - [Purified Water Replenishment San Jacinto Valley Advanced Water Purification Facility](https://bidrover.com/bids/purified-water-replenishment-san-jacinto-valley-advanced-water-purification-faci--d1a5d5d4-9af4-4bc7-84f1-e0d74caee4bd) — Construction & facilities · California, United States · Due Nov 19, 2026 - [T1434 - Operation & Maintenance of Wastewater and Potable Water Treatment Plants - NLDC](https://bidrover.com/bids/t1434-operation-and-maintenance-of-wastewater-and-potable-water-treatment-plants--4fd3cea9-1004-4f3b-9542-84bad13c8659) — Environmental & energy · New Jersey, United States · Due Dec 11, 2026 - [Eugene Sawyer Water Purification Plant (ESWPP) Low Lift Pump Building, Chemical Building, and Garage Roof Replacement](https://bidrover.com/bids/eugene-sawyer-water-purification-plant-eswpp-low-lift-pump-building-chemical-bui--a9d77651-ccda-449f-86ca-e2f0a54fe7a8) — Construction & facilities · Illinois, United States · Due Dec 19, 2026 - [Water Purification Materials](https://bidrover.com/bids/water-purification-materials--eacecc28-4117-499f-8d77-cb0df8600d2e) — Environmental & energy · Canada · Due Oct 29, 2026 - [Preventive Maintenance of HVAC, Boiler & Water Treatment Systems & Ancillary Equipment at the Peekskill Clinic](https://bidrover.com/bids/preventive-maintenance-of-hvac-boiler-and-water-treatment-systems-and-ancillary--a4c10cc1-421e-4aef-9f2c-c10f173539a5) — Construction & facilities · New York, United States · Due Oct 29, 2026 - [T3041 - Wastewater & Water Treatment Plant Operators for the NJDOC](https://bidrover.com/bids/t3041-wastewater-and-water-treatment-plant-operators-for-the-njdoc--5de7cbcf-3171-4087-bf51-491aaf3607d2) — Environmental & energy · New Jersey, United States · Due Jan 15, 2027 - [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 Playa](https://bidrover.com/bids/mitur-uep-bid-lpi-01-2026-construccion-de-obras-para-el-mejoramiento-de-sistema--8cd41f8a-9536-468e-952a-161c69af426d) — General procurement · El Salvador · Due Nov 23, 2026 - [C26863016 HEARST SAN SIMEON SHM - Reservoir #3 Water Treatment Plant Upgrade](https://bidrover.com/bids/c26863016-hearst-san-simeon-shm-reservoir-3-water-treatment-plant-upgrade--393ac853-7129-42b2-b378-bd70650046f2) — Environmental & energy · California, United States · Due Oct 23, 2026 - [Town of Tonawanda Water Treatment Plant Electrical and Pump Upgrades - Contract 1 Subcontracting Opportunities](https://bidrover.com/bids/town-of-tonawanda-water-treatment-plant-electrical-and-pump-upgrades-contract-1--b6a8f7a7-8e54-49f6-8e47-96ba8de62e61) — Environmental & energy · New York, United States · Due Nov 11, 2026 - [OB-144A: Total Residual Chlorine (TRC) Optimization at the Oakwood Beach Wastewater Resource Recovery Facility (WRRF)](https://bidrover.com/bids/82627b0004-bedc-ob-144a-total-residual-chlorine-trc-optimization-at-the-oakwood--cda667f8-503a-4b4a-95ea-d041904b9ca2) — Construction & facilities · New York, United States · Due Nov 18, 2026 [Next page](https://bidrover.com/bids/topic/water-treatment?page=2) ## Frequently asked questions ### How many open water treatment bids are there? BidRover lists 34 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 (22), 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. ## Water Treatment bids by place - [Water Treatment in California](https://bidrover.com/bids/topic/water-treatment/state/california) — 5 open - [Water Treatment in New York](https://bidrover.com/bids/topic/water-treatment/state/new-york) — 5 open - [Water Treatment in United States](https://bidrover.com/bids/topic/water-treatment/country/united-states) — 22 open - [Water Treatment in Canada](https://bidrover.com/bids/topic/water-treatment/country/canada) — 5 open ## Related topics - [Conservation & Natural Resources](https://bidrover.com/bids/topic/conservation) — 99 open - [Waste Management](https://bidrover.com/bids/topic/waste-management) — 95 open - [Wastewater](https://bidrover.com/bids/topic/wastewater) — 73 open - [Environmental Remediation](https://bidrover.com/bids/topic/environmental-remediation) — 40 open - [Recycling](https://bidrover.com/bids/topic/recycling) — 38 open - [Broadband](https://bidrover.com/bids/topic/broadband) — 1,022 open - [Telecommunications](https://bidrover.com/bids/topic/telecommunications) — 768 open - [Consulting](https://bidrover.com/bids/topic/consulting) — 211 open - [Renovation & Remodeling](https://bidrover.com/bids/topic/renovation) — 206 open - [HVAC](https://bidrover.com/bids/topic/hvac) — 179 open - [All bid topics](https://bidrover.com/bids/topics) --- BidRover lists bids from official public sources. It is not an issuing authority; confirm requirements, amendments and submission instructions in the official notice before responding.