Water Infrastructure RFPs

Close: Jan 23, 2026

Huntsville Utilities is seeking qualified general contractors for the expansion of the Southeast Water Treatment Plant (SEWTP) to 24MGD, including all necessary supervision, labor, materials, supplies, tools, equipment, and transportation.

Close: Jan 7, 2026

The City of Manhattan, Kansas is requesting sealed bids for the purchase and delivery of chemicals for its Water Treatment Plant under City Project WA2604. Bids are due by 3:00 PM local time on January 7, 2026, with the agreement term running through December 31, 2026 and up to two optional one-year extensions. Submissions must comply with all applicable non-discrimination and equal employment requirements and questions are directed to the Water Treatment Plant Superintendent.

Close: Feb 4, 2026

Work include construction of heating, ventilation and air conditioning (hvac) system for the proposed water treatment plant and raw water pump station.

Close: Jan 8, 2026

Provide construction manager/general contractor (CM/GC) services including preconstruction to replace or repair several key facilities within a 20 mgd wholesale drinking water treatment plant located along the Clackamas River.

Close: Jan 27, 2026

Work includes waste water treatment plant improvements.

Close: Jan 15, 2026

The U.S. Consulate General Cape Town (U.S. Department of State) is soliciting a contractor to design, supply, install, and commission a potable water filtration plant including engineering, equipment procurement, stainless-steel piping, mechanical and electrical installation, PLC/HMI integration, instrumentation, testing, commissioning, training, and required documentation. The contractor must comply with U.S. Government and South African safety standards, provide a site-specific health & safety plan, and train government personnel on system operation and maintenance. The estimated contract range is approximately $500,000–$2,000,000 and interested offerors are directed to the original posting on SAM.gov for full solicitation documents and response instructions.

Close: Jan 15, 2026

The U.S. Consulate General Cape Town (Department of State) requests quotations to design, supply, install, and commission a new 75,000 L/day potable water filtration plant to replace equipment damaged by flooding. The work includes detailed engineering, equipment procurement, stainless-steel piping, mechanical and electrical installation, PLC/HMI integration, instrumentation, testing, commissioning, training of staff, and delivery of documentation; contractors must comply with U.S. Government and South African standards. The solicitation (No. 19SF2026Q0004) will be awarded as a firm-fixed-price contract and evaluation will consider technical merit, management capability, and cost; quotations are due Jan 15, 2026.

Close: Jan 30, 2026

The Town of Orleans (MA) is soliciting qualifications from firms to provide architectural and design services for the Water Treatment Plant Expansion. A pre-bid conference is scheduled for January 13, 2026 at 11:00 AM at the Water Treatment Plant (350 South Orleans Rd.). Submittals are due January 30, 2026 by 3:00 PM local time; project documents are available by registering on the Town of Orleans bids page.

Close: Jan 22, 2026

The City of Campton in Kentucky is soliciting sealed bids for improvements to its water treatment plant. A pre-bid meeting is scheduled for January 7, 2026 at 10:00 AM ET, and bids are due January 22, 2026 at 1:00 PM ET. Bid distribution and project information are posted on Bell Engineering’s online planroom.

Close: Jan 20, 2026

Provide water treatment plant emergency generator addition.

Close: Jan 6, 2026

Provide 2026 water treatment plant pump rehabilitation project. The project will include but is not limited to the following major categories of work: full standard rehabilitation for transfer pump no. 3 and high service pump no. 3.

Close: Jan 5, 2026

he scope of work includes, the conversion of the existing 1.0 MG finished water storage tank into a final clearwell with internal baffling, building expansion including installation of new flocculation tanks, lamella type plate clarifiers, and site piping reconfiguration. Flocculation and clarification system upgrades include replacing conventional clarifiers with new Lamella type plate clarifiers, installation of new flocculation tanks with flash mixing, demolition of an existing concrete clarifier, expansion / renovation of the existing water treatment plant building and all general/mechanical construction required. Site construction generally includes exterior and interior piping modifications include relocating finished water piping, new 16-IN raw water feed line, installation of new vaults and modification of existing vaults, demolition of piping to be abandoned, and implementing/maintaining temporary bypass piping.

Close: Jan 28, 2026

Procurement of Ortho-Polyphosphate 40% water treatment chemical for the Yadkin River Water Treatment Plant.

Close: Jan 8, 2026

The City of Independence, Kansas is soliciting bids for hauling up to 3,400 cubic yards of solids from the water treatment plant residuals lagoon to KDHE-approved disposal sites and performing related brush removal and disposal per the solicitation specifications. Bids must be submitted to the City Clerk at 120 North 6th Street, Independence, KS 67301 by 2:00 p.m. on January 8, 2026.

Close: Jan 28, 2026

Procurement of Ammonium Sulfate 40% water treatment chemical for the Yadkin River Water Treatment Plant.

Close: Jan 23, 2026

Louisa County issued an Invitation for Bids to design and construct process upgrades at the Ferncliff Water Treatment Plant, including adding clarifiers to treat raw water from the James River. The solicitation is estimated at $5,000,000 - $15,000,000 (AI estimate) and is classified under NAICS codes for water and sewer construction and water supply systems. Bids are due January 23, 2026 and the posting date shown is December 10, 2025; this is a procurement IFB (not a grant) and the opportunity is listed as open on the buyer portal link provided.

Close: Jan 6, 2026

The Palm Beach County Water Utilities Department is soliciting a Construction Manager at Risk for the Water Treatment Plant No. 2 Expansion project, which includes expansion and hardening of the plant and construction of pre-treatment, membrane building, chemical systems, clearwell, air scrubbers, ground storage tanks, pumping systems, and electrical and instrumentation controls. The selected Construction Manager will provide pre-construction and construction services, develop a Guaranteed Maximum Price (GMP), manage publicly-bid trade contracts, and must demonstrate alternative delivery experience with a minimum prior project value of $60,000,000. The estimated project budget is $150,000,000–$200,000,000, with construction expected to start June 2027 and complete April 2030.

Close: Jan 28, 2026

Procurement of Aluminum Sulfate 48% for the Yadkin River Water Treatment Plant.

Close: Jan 22, 2026

Provide water treatment plant improvements building and storage tank construction.

Close: Jan 8, 2026

The City of Moline is soliciting bids to install a perimeter security fence at its Water Treatment Plant under Contract 2025-03. Electronic bids must be submitted exclusively via the City of Moline’s e-bidding portal (moline.ionwave.net); bidders must be on the Plan Holders list and provide 10% bid security, and comply with Illinois prevailing wage and labor requirements. The City estimates the project value in the $500,000–$1,500,000 range and lists Strand Associates (Brian L. Hackman, P.E.) as the project contact.