UNSPSC 40161609: Water purification system

Its purpose is the elimination of pathogenic microorganisms contained in water that have not been eliminated in the initial stages of water treatment.

UNSPSC 40161609 Water purification system is a Commodity code that state and local water utilities purchase to treat potable water and wastewater, encompassing treatment chemicals, mechanical equipment, and system components for ongoing operations and capital replacement. Recent solicitations span water treatment chemicals (powdered activated carbon, liquid aluminum sulfate, sodium chlorite, chlorine, and ferric chloride), mechanical pump and drive assemblies for wells and treatment basins, clarifier mechanisms for wastewater recovery facilities, lake water circulation systems for algae and fish-kill control, and digester cleanout services. Issuing bodies include city water and wastewater utilities (LaGrange Georgia, Tucson Arizona, Charlotte North Carolina, Orem Utah), state environmental agencies (Utah Division of Purchasing and Wildlife Resources, Maryland Environmental Service), and municipal water treatment departments. The work ranges from routine consumables and spare-parts replacement to large capital equipment procurement and specialized facility maintenance.

Activity concentrates in the South and Mountain West, with recent solicitations from Georgia, Florida, North Carolina, Arizona, Utah, and Maryland. Representative recent opportunities include the City of LaGrange sealed bid for water and wastewater treatment chemicals (due June 8, 2026, IFB), the State of Utah Division of Purchasing IFB for an off-grid solar-powered lake water circulator at Matt Warner Reservoir ($66,800 budget, due May 13, 2026), the City of Tucson annual requirements contract for lineshaft pump bowl assemblies delivered to Hayden Udall Water Treatment facility (16 bid items, three contractors per item, due December 15, 2025), and the City of Charlotte ITB for a primary clarifier mechanism for McDowell Creek Water Resource Recovery Facility (due April 8, 2026, acceptable manufacturers limited to Envirodyne, WesTech, Ovivo/Eimco, and Evoqua). The Maryland Environmental Service solicited water main upgrade and extension at Janes Island State Park (due April 6, 2026) with a 13 percent MBE subcontract participation goal and small business preference eligibility. Pricing structures typically use FOB destination, firm fixed-price, or lump-sum models; delivery and installation often bundle into single contracts with warranty periods from one to five years.