CityWI
Posted
Oct 8, 2026
Closes
Oct 28, 2026
2027 WATER CHEMCIALS - WATER FILTRATION AND WASTEWATER TREATMENT PLANT RFP
The City of Oshkosh is seeking bids for chemicals for its 2027 water filtration and wastewater treatment plants.
RFP Database
Find Water Quality RFPs and Bid Opportunities - Page 4
Find open Water Quality RFPs from state agencies, local governments, school districts and higher ed institutions.
20 opportunities shown.
Region 2 Education Service Center
School DistrictTX
Posted
Sep 22, 2026
ClosesNov 5, 2026
Water Treatment: Chemical/Equipment/Service Commercial Water Mgmt RFP
Procurement of water treatment chemicals, equipment, and services for commercial water management.
CityNC
Posted
-
ClosesOct 22, 2026
Water System Improvements – Phase One (Potable Water Well) RFP
The Town of Stantonsburg is accepting sealed informal bids for its Water System Improvements – Phase One (Potable Water Well) project.
CityOR
Posted
Aug 25, 2026
ClosesOct 23, 2026
Water System Modernization and Raw Water Intake Improvements (Request for Proposals)
Provide qualified engineering firms for coordinated design, permitting, and implementation of its Raw Water Intake Improvement and Water System Modernization projects, including coordination with the USACE Section 1135 Long Tom River Ecosystem Restoration Project.
Eastern Municipal Water District
Special DistrictCA
Posted
Aug 25, 2026
ClosesOct 20, 2026
Purified Water Replenishment SJV Advanced Water Purification Facility RFP
Purified Water Replenishment SJV Advanced Water Purification Facility.
South Coast Air Quality Management District
Special DistrictCA
Posted
Oct 2, 2026
ClosesNov 13, 2026
SOUTH COAST AIR QUALITY MANAGEMENT DISTRICT REQUEST FOR PROPOSALS For Hydrogen-Based Zero-Emission On-Road Mobile Source Related Technology Development, Demonstration, Deployment, Workforce Development, and Air Quality Impact Projects P2027-05
Procurement of projects for hydrogen-based zero-emission on-road mobile source related technology development, demonstration, deployment, workforce development, and air quality impact.
Rhode Island Division of Purchases
State AgencyRI
Posted
May 18, 2026
ClosesDec 29, 2028
MPA 636 RIDE High Quality Curricula and Professional Learning in Social Studies - OET26006651 (RFP)
Seeking proposals from vendors that offer k-12 core and/or supplemental curriculum materials in social studies and/or vendors that offer social studies professional learning.
New Jersey Department of Environmental Protection
State AgencyNJ
Posted
-
ClosesDec 23, 2026
Medium & Heavy -Duty Charging Infrastructure Program-Bureau of Air Quality and Mobile Sources RFP
Funding is available for the development of publicly accessible and semi-publicly accessible charging infrastructure sites to serve electric medium and heavy-duty vehicles along the I-95 corridor and adjacent roads.
Posted
Sep 28, 2026
ClosesNov 3, 2026
Admin Management, Data Management, Software Development (Quality Assurance Inspection Software for EMS) RFP
Provide admin management, data management, software development (Quality assurance inspection software for EMS).
CityCA
Posted
Sep 11, 2026
ClosesOct 29, 2026
Chief Plant Operator, Water Treatment & Water Distribution Services (Request for Proposal)
Professional consulting services for its Chief Plant Operator position for treatment and distribution as well as all operational staff required to complete all treatment and distribution services.
Special DistrictFL
Posted
Sep 21, 2026
ClosesOct 20, 2026
Water Main Replacement Project Water Distribution System Improvements - Ph. 2
Project consists of the abandonment of the existing water main and approx 5,700 LF of new 8" PVC water main including, valves, fittings, hydrants, and transferring existing services to the new water main.
Milwaukee Metropolitan Sewerage District
Special DistrictWI
Posted
Oct 9, 2026
ClosesNov 12, 2026
Clean Water Research Center at South Shore Water Reclamation Facility RFP
A new clean water research center to pilot test primary filtration technologies will be constructed.
Special DistrictTX
Posted
-
ClosesOct 14, 2026
FBC MUD No. 37 - Water Plant No. 1 Water Disinfection System Improvements
On CIVCAST, FBC MUD No. 37 lists a bid notice for the Water Plant No. 1 Water Disinfection System Improvements project.
Turtle Mountain Public Utilities
Special DistrictND
Posted
Sep 17, 2026
ClosesOct 15, 2026
Water System Improvements-Reservoir C East Water Main Replacement RFP
Project consist of approx 20,596 LF od 6" PVC Water Main; 6,097 LF of 6" PVC DR18 C900 or 8" HDPE for HDD Bore DR9 IPS; 2,270 LF of 2" HDPE PC 200 Service Line; 1,045 CY of 6" import aggregate surface course; 47 LF of 8" CMP Culvert.
Posted
Jan 24, 2023
ClosesSep 28, 2028
Drinking Water Fluoridation
Works includes of drinking water fluoridation.
CityMA
Posted
Sep 28, 2026
ClosesOct 14, 2026
Water Meters RFP
Furnish water meters with solid state encoder integrated radios compatible with the neptune model T-10 water meters E-coder/R900I integrated radio transmitters currently installed.
CountyOK
Posted
Sep 26, 2026
ClosesOct 16, 2026
Water Truck RFP
Water Truck.
Special DistrictTX
Posted
Sep 24, 2026
ClosesOct 29, 2026
Water Well No. 2
The project will include the construction of one (1) water well, disinfection modifications, plant piping, electrical modifications, site work, and all additional items.
CityTX
Posted
Sep 30, 2026
ClosesOct 22, 2026
Purchase of Water Parts
Purchase of water parts.
CityTX
Posted
Oct 9, 2026
ClosesNov 11, 2026
Water Meter Installations
The City of Bedford is soliciting bids from qualified contractors to provide all labor, equipment, materials, tools, transportation, and incidental services necessary for the removal and replacement of warrantied water meters within the City of Bedford.
