NAICS 221310 - Water Supply and Irrigation Systems RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Water Supply and Irrigation Systems (NAICS 221310) RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

About Water Supply and Irrigation Systems (NAICS 221310)

This industry comprises establishments primarily engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

StatusTitleBuyerDue Date
OpenWater Treatment Plant Engineering Design Services

Pittsylvania County and the Town of Hurt are seeking professional engineering design services for a water treatment plant funded by a U.S. Economic Development Administration grant.

Hurt, VA, USA•Request for Proposal (RFP)
Pittsylvania County11/12/2026
OpenSupplemental Water Treatment Operator Services

The California Department of Veterans Affairs is seeking as-needed temporary water treatment operator labor to operate and maintain the Rector Reservoir Water Treatment Plant, with bids due November 5, 2026.

190 California Drive, Yountville, CA, USA•Invitation for/to Bid (IFB/ITB)
California > California Department of Veterans Affairs11/6/2026
OpenJessie M. Honeyman State Park Water Intake Replacement

The Oregon Parks and Recreation Department is seeking a contractor to replace the water intake system at Jessie M. Honeyman State Park through a competitive sealed bid.

1655 Hwy 101, Brookings, OR, USA•Invitation for/to Bid (IFB/ITB)
Oregon > Oregon Parks and Recreation Department11/2/2026
OpenWater and Wastewater System Operations

The Township of North Huron is seeking proposals for operational services for its water and wastewater systems, with hard-copy submissions due November 20, 2026.

North Huron, ON, Canada•Request for Proposal (RFP)
Township of North Huron11/20/2026
OpenWater Delivery, Filtration, Purification, and Drinking Systems

ESC Region 19 Allied States Cooperative is seeking vendors to provide water delivery, filtration, purification, and drinking systems for participating school districts, public entities, and utilities.

El Paso, TX, USA•Request for Proposal (RFP)
Region 19 Education Service Center > Allied States Cooperative11/10/2026
OpenIron and Manganese Treatment System Construction

The City of Clovis is seeking a Class A general engineering contractor to construct a 600-gpm iron and manganese treatment system at Well 31, including filtration vessels, piping, concrete, electrical controls, and backwash infrastructure.

Clovis, CA, USA•Invitation for/to Bid (IFB/ITB)
City of Clovis > Public Utilities11/10/2026
OpenBuckboard Marina Water System Improvements

The USDA Forest Service is seeking a small-business contractor to improve the Buckboard Marina water system, with a revised quote deadline of November 17, 2026, and revised scope documents that clarify base work and five optional improvements.

Buckboard Marina Boat Ramp, Sweetwater County, WY, USA•Request for Quote/Qualifications (RFQ)Small Business
United States of America > AGRICULTURE, DEPARTMENT OF > FOREST SERVICE > USDA FOREST SERVICE (PROCUREMENT & PROPERTY SERVICES)11/17/2026
OpenWater and Sewer System Operations and Maintenance

The City of Jasper is seeking a contractor to operate, maintain, and manage its water distribution and sewage collection systems under a proposed five-year agreement with one five-year option.

Jasper, GA, USA•Request for Proposal (RFP)
City of Jasper11/24/2026
OpenWater Treatment and Distribution Operations Services

The City of Lemoore is seeking a qualified firm to provide certified chief plant operator, water treatment, water distribution, regulatory compliance, maintenance, monitoring, reporting, and emergency response services for its municipal water system.

Lemoore, CA, USA•Request for Proposal (RFP)
City of Lompoc10/29/2026
OpenWater Treatment Plant Filtration Improvements

The Nanty Glo Water Authority is seeking bids for water treatment plant filtration improvements, including a third filtration unit, backwash equalization tank, settling and valve vaults, garage construction, and related site work across three contracts.

Nanty Glo, PA, USA•Invitation for/to Bid (IFB/ITB)
Nanty Glo Water Authority10/28/2026
OpenCommercial Water Treatment Chemicals, Equipment, and Services

Goodbuy Purchasing Cooperative, administered by Education Service Center, Region 2, is seeking catalog discounts and hourly rates for commercial water treatment chemicals, equipment, and services under a one-year cooperative contract.

209 North Water Street, Corpus Christi, TX, USA•Invitation for/to Bid (IFB/ITB)
Goodbuy Purchasing Cooperative11/5/2026
OpenWastewater and Potable Water Treatment Plant Operations and Maintenance

The New Jersey Department of the Treasury, Division of Purchase and Property, on behalf of the Department of Human Services, is seeking operation and maintenance services for wastewater and potable water treatment plants at the New Lisbon Developmental Center, including licensed operators, regulatory monitoring and reporting, routine maintenance, and emergency repairs.

New Lisbon Developmental Center, New Lisbon, NJ, USA•Request for Proposal (RFP)Small Business
New Jersey > Division of Purchase and Property > Department of Human Services > New Lisbon Developmental Center12/11/2026
OpenSurface Water Treatment Facility Operations

The Port of Morrow is seeking proposals for a 12-month contract to operate two new ultrafiltration surface water treatment plants.

Kennewick, WA, USA•Request for Proposal (RFP)
Port of Morrow11/19/2026
OpenWater and Wastewater Improvements Construction

The Town of Rayville is seeking sealed bids for construction of water and wastewater improvements along Louisiana Highway 583, including water production wells and water distribution improvements.

Rayville, LA, USA•Invitation for/to Bid (IFB/ITB)
Town of Rayville11/9/2026
OpenWater Interconnection and Storage Tank Design Services

The Dutchess County Water and Wastewater Authority is seeking qualified engineering firms to design a water distribution interconnection and finished-water storage, including construction documents and coordination with a separately contracted pump station.

1606 Route 9g, Hyde Park, NY, USA•Request for Quote/Qualifications (RFQ)Disadvantaged Business
Dutchess County Water and Wastewater Authority11/25/2026
OpenWest Ouachita Industrial Park Water Distribution System Replacement

The Ouachita Parish Police Jury is seeking bids to replace the water distribution system serving West Ouachita Industrial Park, including water mains, service tubing, valves, hydrants, and related work.

Ouachita Parish, LA, USA•Invitation for/to Bid (IFB/ITB)
Ouachita Parish > Police Jury10/29/2026
OpenTappan Water District #4 Water Flushing

The Town of Blooming Grove is seeking a contractor to perform water flushing for Tappan Water District #4.

Tappan, NY, USA•Request for Proposal (RFP)
Town of Blooming Grove-
OpenSupply, Installation and Maintenance of Residential Water Treatment Systems -- Round Two

Public Services and Procurement Canada is seeking pre-qualified suppliers for the supply, installation, and maintenance of residential water treatment systems throughout Atlantic Canada under a Request for Supply Arrangement.

Canada•Request for Proposal (RFP)
Government of Canada > Public Works and Government Services Canada > Transport Canada11/26/2026
OpenWater Treatment Services

Dallas Independent School District is seeking proposals for district-wide, as-needed water treatment services for approximately 110 locations, including monthly service, chemical treatment, testing, monitoring, maintenance, and reporting, under a three-year agreement with two one-year extensions.

Dallas, TX, USA•Request for Proposal (RFP)Other
Houston Independent School District10/29/2026
OpenTurnkey Arsenic Pretreatment Services

The City of Midland is seeking a contractor to design, build, own, operate, and maintain a turnkey arsenic pretreatment system for groundwater from its T-Bar Wellfield, including treatment equipment, permitting, residual management, and long-term service.

12215 County Road 101, Kermit, TX, USA•Request for Proposal (RFP)
City of Midland > Finance Department > Purchasing Department12/9/2026
OpenWater Treatment Plant Improvements

Greenfield Municipal Utilities is seeking sealed bids for comprehensive water treatment plant improvements, including a new raw water main, treatment and ozone buildings, process equipment, electrical systems, and site work.

2130 240th Lane, Greenfield, IA, USA•Invitation for/to Bid (IFB/ITB)Minority-Owned BusinessWoman-Owned Business
Glenwood Municipal Utilities11/3/2026
OpenWater Treatment Plant and Well Improvements

The City of Moville, Iowa, is seeking construction services for water system improvements involving Section 3, the water treatment plant and wells.

Moville, IA, USA•Request for Proposal (RFP)
City of Moville-
OpenOn-Farm Micro-Irrigation System Conversion

The Middle Rio Grande Conservancy District is seeking a contractor to design, supply, and install a gravity-powered micro-irrigation system converting 70 acres of tree production in Lemitar, New Mexico, from surface irrigation.

Lemitar, NM, USA•Request for Proposal (RFP)
Middle Rio Grande Conservancy District11/4/2026
OpenTurnkey Reuse Pilot System Skid

The City of Charlotte is seeking a turnkey, mobile pilot system that treats wastewater to advanced recycled-water standards, including design, fabrication, delivery, installation, startup, training, and ongoing technical support.

5300 Jim Kidd Road, Huntersville, NC, USA•Invitation for/to Bid (IFB/ITB)
City of Charlotte > Charlotte Water12/14/2026
OpenCircuit Rider Drinking Water Services

The State of Oregon is seeking circuit rider drinking water services under RFP 6268.

Oregon, USA•Request for Proposal (RFP)
Oregon10/29/2026
Frequently Asked Questions
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What is NAICS code 221310 (Water Supply and Irrigation Systems)?+

This industry comprises establishments primarily engaged in operating water treatment plants and/or operating water supply systems. The water supply system may include pumping stations, aqueducts, and/or distribution mains. The water may be used for drinking, irrigation, or other uses.

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