East Kauai Water System Maintenance
The State of Hawaii, Department of Land & Natural Resources, is seeking an irrigation contractor to operate and maintain the East Kauai…
Closed bids
Closed Hawaii Water and Wastewater Bids & RFPs
- Closed in the last 30 days
- 0
- Closed this year
- 14
- Closed bids on record
- 29
Bid Banana holds 29 closed Hawaii water and wastewater solicitations. These are the 29 that closed most recently. In the last 12 months, the most Hawaii water and wastewater bids closed in May 2026 (6); the agencies behind the most of the 29 most recent were County of Hawaii and County of Maui.
Recently closed
- One Source Distributors - Denora (Severntrent Services - Capital Controls) chlorinators, ammoniators, reagentless analyzers and related parts
The County of Hawaii, Department of Water Supply, is seeking to purchase Denora (Severntrent Services - Capital Controls) chlorinators…
- Furnish 50% Aluminum Chlorohydrate (ACH) for the Department of Water Supply
The County of Maui, Department of Water Supply, is seeking bids to furnish 50% Aluminum Chlorohydrate (ACH) on an as-needed basis. The…
- Paco Pumping Assemblies - Promark Corporation
The County of Hawaii, Department of Water Supply, is seeking to purchase two exact replacement Paco pumping assemblies, including…
- Waimea Water Treatment Plant (WWTP) Sludge Removal
The County of Hawaii, Department of Water Supply, is seeking bids for the removal and disposal of settled sludge from the Waimea Water…
- Supply and Deliver 60,000 lbs. of the UltraCarb 1240AW Acid Washed Granular Activated Carbon and Removal of Spent Carbon for The County of Maui, Department of Water Supply
The County of Maui, Department of Water Supply, is seeking a contractor to supply and deliver 60,000 lbs. of the UltraCarb 1240AW Acid…
- FURNISHING AND DELIVERING COAGULANTS TO THE WAIMEA WATER TREATMENT PLANT
The County of Hawaii, Department of Water Supply, is seeking bids for the furnishing and delivering of coagulants to the Waimea Water…
- Furnish and Deliver One (1) Each PROMINENT Configurable Dosing Skid System for Water Treatment Chemi
The County of Maui is seeking bids for the furnishing and delivery of one (1) each PROMINENT Configurable Dosing Skid System for water…
- Continental Blower - Promark Corporation
The County of Hawaii, Department of Water Supply, is seeking to purchase a spare Continental Blower assembly inclusive of Continental Blower…
- REPAIR AND MAINTENANCE OF KAHALUU SHAFT INCLINED LIFT
The County of Hawaii, Department of Water Supply, is seeking bids for the repair and maintenance of the Kahalu'u Shaft Inclined Lift. The…
Show 19 more
- Job No. 26-03, Pua Loke SCADA RTU-PLC Replacement
The Department of Water, County of Kauai, is seeking a qualified vendor to provide maintenance services for the Pua Loke SCADA RTU-PLC…
- PANA'EWA WELLS A & B REPAIR
The County of Hawaii, Department of Water Supply, is seeking bids for the repair of Pana'ewa Wells A and B. The project involves removing…
- Replacement Clutch Assembly - Seepex NS 70-24 - Optimal Controls LLC
The County of Hawaii, Department of Water Supply, is seeking a sole source provider for a replacement clutch assembly for the Seepex NS…
- Lange Containment System, LLC
The County of Hawaii, Department of Water Supply, is seeking an exemption from competitive procurement to purchase storage services for…
- Bentek Systems Ltd. (SCADALink)
The County of Hawaii, Department of Water Supply is seeking to purchase SCADALink RIO900 Wireless Analog Radio System and associated…
- Simplate for HPC Tests - IDEXX Distribution, Inc.
The County of Hawaii, Department of Water Supply, is seeking to purchase Simplate for HPC test kits from IDEXX Distribution, Inc. The…
- Colisure Reagents - IDEXX Distribution, Inc.
The County of Hawaii, Department of Water Supply, is seeking to purchase Colisure reagents and vessels from IDEXX Distribution, Inc. for the…
- Supply and Deliver 40,000 lbs. of Muniguard, or Approved Equal, 12x30-C Granular Activated Carbon; and Removal of Spent Carbon for the County of Maui, Department of Water Supply
The County of Maui, Department of Water Supply, is seeking a supplier to deliver 40,000 lbs. of Muniguard, or approved equal, 12x30-C…
- Furnish and Deliver Waterworks Materials of Brass Fittings for the Kahului Warehouse
The County of Maui is seeking bids for the furnishing and delivery of waterworks materials, specifically brass fittings, for the Kahului…
- PANA‘EWA WELLS A & B REPAIR
The County of Hawaii, Department of Water Supply, is seeking bids for the repair of Pana‘ewa Wells A & B. The project involves furnishing…
- Furnish and Deliver Water Meter Box Lids for the Kahului Warehouse
The County of Maui, Department of Water Supply is seeking bids for the furnishing and delivery of water meter box lids for the Kahului…
- Optimal Controls LLC - Replacement Clutch Assembly for a Seepex NS 70-24 Pump
The County of Hawaii, Department of Water Supply, is seeking a replacement clutch assembly for a Seepex NS 70-24 pump. The clutch assembly…
- Furnishing and Delivery of Accu-Tab Three-Inch Calcium Hypochlorite Chlorine Tablets
The County of Maui is seeking bids for the furnishing and delivery of Accu-Tab Three-Inch Calcium Hypochlorite Chlorine Tablets. The…
- Furnish and Deliver Fire Hydrants and Related Fittings for the Kahului Warehouse
The County of Maui, Department of Water Supply, is seeking bids for the furnishing and delivery of fire hydrants and related fittings for…
- Furnish and Deliver Waterworks Materials of Various Pipes for the Kahului Warehouse
The County of Maui is seeking bids for the furnishing and delivery of waterworks materials, including various pipes, for the Kahului…
- On-Site Sodium Hypochlorite Generation System (OSG) at Kamole Water Treatment Plant
The County of Maui is seeking bids for the installation of an On-Site Sodium Hypochlorite Generation System (OSG) at the Kamole Water…
- Furnish and Deliver One (1) Triplex Water Booster Pump Skid Package for the Department of Water Supply
The County of Maui, Department of Water Supply is seeking bids for the furnishing and delivery of one (1) triplex water booster pump skid…
- S10N PVDF Modules - Filmtec Corporation
The County of Hawaii, Department of Water Supply, is seeking bids for S10N PVDF Modules for Memcor Membrane Filter. The bid includes the…
- Neptune AMR Registers - Ferguson Enterprises, LLC
The County of Hawaii, Department of Water Supply, is seeking bids for Neptune AMR Registers from Ferguson Enterprises, LLC. The bid is…
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Recently awarded
GS-2023-06 Hydrants & Appurtenances and Various Drinking Water Pipe Repair and Maintenance Fittings GS-2025-04, Hydrants & Appurtenances and Various Drinking Water Pipe Repair and Maintenance Fittings GS-2023-05, One (1) 10K Mid Size Hydraulic Dump Trailer AND/OR One (1) True Zero Turn Mower with Front Mount Deck GS-2020-6 Kapilimao On-Site Sodium Hypochlorite Generation System, Kauai, Hawaii Job No. 19-03 Makaleha On-Site Sodium Hypochlorite Generation Pilot Project, Kauai, Hawaii CHLORINATOR