Potable Water Treatment System
Closed bids
Closed Rhode Island Water and Wastewater Bids & RFPs
- Closed in the last 30 days
- 6
- Closed this year
- 42
- Closed bids on record
- 50+
Bid Banana holds 50+ closed Rhode Island water and wastewater solicitations. These are the 50 that closed most recently. In the last 12 months, the most Rhode Island water and wastewater bids closed in June 2026 (8); the agencies behind the most of the 50 most recent were Narragansett Bay Water Quality District Commission, Town of Westerly and City of Providence.
Recently closed
- Pipe Fittings & Valves
- PVD26-92 - Lake Management and Water Quality Controls-One Year Contract with Two One-Year O
The City of Providence (or a related municipal agency) is seeking a contractor to manage lake ecosystems and control invasive aquatic weeds…
- Payment Plan Management and Related Services - Tiverton Wastewater District
- South Shore Water District Factory Pond Well Field Study
- Screen and Grit UPS
This solicitation appears to be for the provision, installation, and support of an Uninterruptible Power Supply (UPS) system for a…
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- Warren Wastewater Treatment Facility - MCC Room HVAC System
This solicitation concerns the replacement/upgrade of the HVAC system in the MCC (Motor Control Center) room of the Warren Wastewater…
- Pump Station Wet Well Cleaning
The municipality of Narragansett is seeking a contractor to perform a wet‑well cleaning of its pump station. This is a routine maintenance…
- Oil Water Separator Construction
This solicitation seeks a qualified contractor to design and construct an oil‑water separator system for the Rhode Island Public Transit…
- TankServicesBid_JUL2026
The Town of North Kingstown seeks a contractor to rehabilitate the exterior of its Saunderstown water storage tank and associated concrete…
- Boiler Water Treatment
The Narragansett Bay Commission is seeking a qualified vendor to provide semi‑annual maintenance of boiler water‑treatment and closed‑loop…
- Screen and Grit UPS
The Narragansett Bay Water Quality District Commission is seeking a Screen and Grit Unit Power Supply (UPS) to support water‑quality…
- Automatic Transfer Switch Services
This solicitation seeks qualified vendors to provide Automatic Transfer Switch (ATS) services for the Narragansett Bay Water Quality…
- Margin Street Pump Station Protection Rebid Addendum 1
This opportunity is a rebid addendum for the “Margin Street Pump Station Protection” project. The addendum updates the original solicitation…
- Margin Street Pump Station Protection Rebid
This opportunity is a municipal rebid to protect the Margin Street pump station. The work likely involves upgrading or installing protective…
- OPERATIONS, MAINTENANCE AND MGT SERVICES FOR FOR DRINKING WATER FACILITIES
- SEWER CLEANING, CCTV, MANHOLE AND SOIL EROSION INSPECTION SERVICES
The Town of Tiverton and the Tiverton Wastewater District are seeking a qualified contractor to provide comprehensive sewer‑maintenance…
- Sewer Pump Station Operation and Maintenance Services, and Sewer System Emergency Response
This opportunity calls for the ongoing operation, routine maintenance, and emergency response services for municipal sewer pump stations…
- West Glocester Elementary School Public Water System Improvements
- PIPES, CASTINGS AND EROSION CONTROLS
The Town of Coventry is seeking sealed‑bid suppliers for a range of water‑system components and erosion‑control products. The procurement…
- Sewer Pump Station Operation and Maintenance Services, and Sewer System Emergency Response
The Tiverton Wastewater District (TWWD) is seeking a qualified contractor to provide ongoing operation, maintenance, and emergency‑response…
- Citywide Sewer Cleaning & CCTV Inspection Services (On-Call)
The City of Pawtucket is seeking an on‑call contractor to provide comprehensive sewer‑line cleaning and CCTV inspection services for its…
- Process Equipment Lobe Pumps
This opportunity is a municipal procurement for process equipment – specifically lobe pumps – intended for use in municipal operations in…
- Sludge Transfer Pump Replacement
The Town of Narragansett is seeking a qualified contractor to replace its existing sludge transfer pump. The work will involve removing the…
- Furnish and Deliver Hydrofluorosilicic Acid (Exp. 6/30/27) with Two 1-year Options
The City of Providence, Rhode Island, is issuing a Request for Proposals (RFP) for the supply and delivery of Hydrofluorosilicic Acid with…
- Various Water Pipe Appurtenances
- Roll Off Truck
This opportunity seeks a vendor to provide roll‑off truck services for the Narragansett Bay Water Quality District Commission. The…
- Pumping Services to Warwick Sewer Authority Sites as
- Station 1 Water Treatment Plant SCADA and PLC Modernization
- Re-Bid Accelerated Lead Service Line Replacement Program – Contract 3.2
The provided text is a Request for Proposal (RFP) document for the Re-Bid Accelerated Lead Service Line Replacement Program – Contract 3.2…
- WWTF Process Model and Simulator Development
This solicitation seeks a qualified vendor to design, develop, and deliver a comprehensive process model and simulation tool for the…
- Equiflow Lead Service Line Replacement Addendum 1
This addendum references an “Equiflow Lead Service Line Replacement” project for the municipality of Westerly. The notice contains no scope…
- Equiflow Lead Service Line Replacement
The Town of Westerly is seeking a contractor to replace lead service lines throughout its municipal water distribution system. The project…
- Beatrice Street Stormwater Drainage Improvements Addendum 1
The Town of Westerly is issuing an addendum for the Beatrice Street Stormwater Drainage Improvements project. This work involves upgrading…
- Town of Jamestown Installation of New Water Meter Project
- Process Equipment Package Pump Stations Addendum 1
This addendum relates to a previously posted solicitation for a Process Equipment Package for Pump Stations. No technical scope, budget, or…
- Process Equipment Submersible Pumps Addendum 1
This opportunity is an addendum (Addendum 1) to a municipal procurement for process equipment – specifically submersible pumps – issued by…
- Process Equipment Submersible Pumps
The Town of Westerly is seeking bids for the supply of submersible pumps to be used in the aeration tanks at the Town's Wastewater Treatment…
- Process Equipment Submersible Propeller Pumps
The Town of Westerly is seeking bids for the supply of submersible propeller pumps to be used in the aeration tanks at the Town's Wastewater…
- Hydraulic Preventative Maintenance
The Narragansett Bay Water Quality District Commission is seeking bids for hydraulic preventative maintenance. The scope of work is not…
- Design-Build Potable Water Tanks Maintenance Program
- Accelerated Lead Service Line Replacement Program Contract 3.2
The provided text is a Request for Proposal (RFP) document for the "Accelerated Lead Service Line Replacement Program – Contract 3.2" issued…
- Sodium Hypochlorite Storage Tank Relining
The Narragansett Bay Water Quality District Commission is seeking bids for the Sodium Hypochlorite Storage Tank Relining project. The…
- Purchase of Various Water Pipe Appmienances
The City of Providence is seeking proposals for the purchase of various water pipe appurtenances. The procurement is being conducted by the…
- Water Quality Testing & Reporting of Westerly Water System
The Town of Westerly is seeking a contractor to provide water quality testing and reporting services for the Westerly Water System. The…
- Culinox 999 Miox Salt & Water Softening Pellets
The Town of Westerly/Westerly Public Schools is seeking quotations for the supply of Culinox 999 Miox Salt & Water Softening Pellets. The…
- Water Treatment Chemicals
The City of Newport is seeking bids for water treatment chemicals, including polyaluminum chloride, sodium hypochlorite, copper sulfate…
- Analytical Testing of Water Samples
The City of Warwick is seeking bids for analytical testing of water samples. The successful bidder will be responsible for conducting tests…
- 2025-09 PHOSPHORUS PROCESS ANALYZER
The Town of West Warwick is seeking bids for a Phosphorus Process Analyzer for the West Warwick Regional Wastewater Treatment Facility. The…
- Furnish and Deliver Chlorine (Exp. 6/30/26) with Two 1-Year Options
The City of Providence is seeking a vendor to furnish and deliver chlorine to the Providence Water Supply Board. The contract will be for a…
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