NAICS 325311 - Nitrogenous Fertilizer Manufacturing RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

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About Nitrogenous Fertilizer Manufacturing (NAICS 325311)

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing nitrogenous fertilizer materials; (2) manufacturing fertilizers from sewage or animal waste; and (3) manufacturing nitrogenous materials and mixing with other ingredients into fertilizers.

StatusTitleBuyerDue Date
OpenAgricultural Grade Fertilizer Supply

The Province of British Columbia is seeking agricultural grade fertilizer for delivery to Wahleach Reservoir.

Maple Ridge, BC, Canada•Invitation for/to Bid (IFB/ITB)
Canada > British Columbia6/29/2026
OpenBulk Chemicals for Water and Wastewater Treatment Facilities

The State of Maryland is seeking a supplier for bulk chemicals for its water and wastewater treatment facilities.

Baltimore, MD, USA•Request for Proposal (RFP)
State of Maryland7/1/2026
OpenSodium Bisulfite Delivery Services

The Town of Killingly, Connecticut is seeking proposals for the delivery of Sodium Bisulfite to their Water Pollution Control Facility.

31 Wauregan Road, Killingly, CT, USA•Invitation for/to Bid (IFB/ITB)Disadvantaged Business
Killingly > Finance Department7/13/2026
OpenAnnual Contract for Turf Fertilizer Purchase

Charlotte County is seeking an annual contract for the purchase of turf fertilizer.

Charlotte County, FL, USA•Request for Proposal (RFP)
Charlotte County > Purchasing Division7/9/2026
OpenSource Sought for TPN Admixtures and Related Pharmaceutical Products

The Defense Health Agency is seeking information on adult and neonatal Total Parenteral Nutrition (TPN) admixtures, amino acids, fat emulsion admixtures, and cariopelgia products.

Washington, DC, USA•Sources Sought
United States of America > Department of Defense > Defense Health Agency7/2/2026
OpenSoda Ash Supply

Metropolitan Utilities District is seeking Soda Ash for a 3-year period from September 1, 2026, to August 31, 2029.

Omaha, NE, USA•Request for Proposal (RFP)
Metropolitan Utilities District6/30/2026
OpenAnnual Supply of Caustic Soda Beads for City of Lincoln, NE

The City of Lincoln, Nebraska is seeking bids for the annual supply of caustic soda beads for its Wastewater Division.

2400 Theresa Street, Lincoln, NE, USA•Invitation for/to Bid (IFB/ITB)
City of Lincoln > Water Department6/26/2026
OpenPowdered Activated Carbon Supply

The City of St. Louis is seeking a contractor to supply powdered activated carbon for water treatment purposes.

St. Louis, MO, USA•Invitation for/to Bid (IFB/ITB)
City of St. Louis7/7/2026
OpenLiquid Ferrous Chloride Supply for Wastewater Odor Control

The City of Lincoln, Nebraska is seeking a supplier for liquid ferrous chloride (FeCl2) to control odors at their Northeast Water Resource Recovery Facilities.

Lincoln, NE, USA•Invitation for/to Bid (IFB/ITB)
City of Lincoln > Lincoln Transportation & Utilities6/24/2026
OpenHydrofluoric Acid Supply for the State of Virginia

The State of Virginia is seeking hydrofluoric acid.

816 Woodview Road, Culpeper, VA, USA•Request for Proposal (RFP)
Virginia6/30/2026
OpenBulk Water Treatment Chemicals Invitation to Bid

The Western Virginia Water Authority is seeking sealed bids for bulk water treatment chemicals for its municipal water treatment systems.

Roanoke, VA, USA•Invitation for/to Bid (IFB/ITB)
Virginia > Western Virginia Water Authority7/9/2026
OpenFurnishing and Delivering Citric Acid

The Metropolitan Water Reclamation District of Greater Chicago is seeking bids for furnishing and delivering citric acid.

Stickney, IL, USA•Invitation for/to Bid (IFB/ITB)
Metropolitan Water Reclamation District of Greater Chicago6/30/2026
OpenPolymer Emulsion Delivery Services

The State of Connecticut is seeking bids for the supply and delivery of polymer emulsion for the Town of Killingly's Water Pollution Control Facility.

Killingly Center, CT, USA•Invitation for/to Bid (IFB/ITB)
State of Connecticut > Department of Administrative Services > DAS Procurement7/13/2026
OpenPolymer for Wastewater Treatment

The Central Florida Tourism Oversight District is seeking a supplier of polymer blends for wastewater treatment at their South Service Area facility.

2151 South Service Lane, Lake Buena Vista, FL, USA•Request for Proposal (RFP)
Central Florida Tourism Oversight District6/30/2026
OpenBiosolids Management Services

The Allegheny County Sanitary Authority is seeking a service provider for biosolids management services, including beneficial use and landfill disposal, for an average of 2,500 wet tons per month over a three-year term.

3300 Preble Avenue, Pittsburgh, PA, USA•Request for Proposal (RFP)Minority-Owned BusinessWoman-Owned Business
Allegheny County Sanitary Authority8/25/2026
OpenChemicals for Water and Wastewater Treatment Plants - FY2027

The City of Sumter is soliciting bids for chemicals for their water and wastewater treatment plants for Fiscal Year 2027, with bids due on June 23, 2026.

Sumter, SC, USA•Invitation for/to Bid (IFB/ITB)
City of Sumter6/23/2026
OpenSodium Bioxide Delivery Services

The Town of Killingly, Connecticut is seeking a contractor to provide Sodium Bioxide delivery services to the Killingly Water Pollution Control Facility.

Killingly, CT, USA•Request for Proposal (RFP)Disadvantaged Business
State of Connecticut7/13/2026
OpenDesign and Construction of a Modernized Industrial Wastewater Treatment Facility at Radford Army Ammunition Plant

The Army Contracting Command is seeking sources for the design, construction, and commissioning of a modernized industrial wastewater treatment facility at Radford Army Ammunition Plant.

Radford, VA, USA•Sources Sought
United States of America > Department of the Army > Army Contracting Command7/2/2026
OpenSodium Hypochlorite and Sodium Bisulfite Supply for Fiscal Year 2026/2027

The City of Chico is seeking bids for the supply of an estimated 325,000 gallons of Sodium Hypochlorite and/or 135,000 gallons of Sodium Bisulfite during Fiscal Year 2026/2027.

4827 Chico River Road, Chico, CA, USA•Request for Proposal (RFP)
City of Chico > Water Pollution Control Plant6/24/2026
OpenPolymer for Wastewater Treatment

The Central Florida Tourism Oversight District is seeking a contractor to supply and deliver bulk polymer blends for wastewater sludge thickening and dewatering.

2151 South Service Lane, Lake Buena Vista, FL, USA•Request for Proposal (RFP)Small BusinessOther
Central Florida Tourism Oversight District6/30/2026
OpenWater Treatment Chemicals Supply Bid

The Town of Bedford is seeking bids for the supply of various water treatment chemicals, including Zinc Orthophosphoric Acid, Polyaluminum chloride, Citric Acid, Calcium Hypochlorite, and Sodium Thiosulfate.

215 Cross River Road, Bedford, NY, USA•Invitation for/to Bid (IFB/ITB)
Town of Bedford > Department of Public Works7/2/2026
OpenHydrofluoric Acid Supply

The Town of Culpeper is soliciting bids for Hydrofluoric Acid, to be delivered in 55-gallon drums, conforming to AWWA standard B-703-94.

816 Woodview Road, Culpeper, VA, USA•Invitation for/to Bid (IFB/ITB)
Town of Culpeper6/30/2026
OpenWastewater Treatment Chemicals

The state of Massachusetts is seeking wastewater treatment chemicals to be delivered to Wareham, MA.

54 Marion Road, Wareham, MA, USA•Request for Proposal (RFP)
Massachusetts7/6/2026
OpenBulk Road Salt and Water Treatment Salt for Lancaster County

The County of Lancaster is seeking a vendor to provide bulk road salt and water treatment salt for a two-year base contract period.

Lancaster County, PA, USA•Invitation for/to Bid (IFB/ITB)
Lancaster County7/15/2026
OpenAluminum Sulfate (Ground Commercial)

Metropolitan Utilities District is seeking Aluminum Sulfate (Ground Commercial) for the period of September 1, 2026, to August 31, 2027.

Kamrup Metropolitan, AS, India•Invitation for/to Bid (IFB/ITB)
Metropolitan Utilities District6/30/2026
Frequently Asked Questions
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What is NAICS code 325311 (Nitrogenous Fertilizer Manufacturing)?+

This U.S. industry comprises establishments primarily engaged in one or more of the following: (1) manufacturing nitrogenous fertilizer materials; (2) manufacturing fertilizers from sewage or animal waste; and (3) manufacturing nitrogenous materials and mixing with other ingredients into fertilizers.

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