NIGP 89083: Water Purification Separators

NIGP 89083 Water Purification Separators, an Item code, covers the chemical and mechanical systems state and local water and wastewater treatment plants procure to remove particulates, dissolved solids, and contaminants from potable and waste streams. Recent solicitations show municipalities buying powdered activated carbon, aluminum sulfate, sodium chlorite, chlorine, sodium bisulfite, soda ash, ferric chloride, and caustic soda by the ton; acquiring replacement drive shafts and clarifier mechanisms for softener and digester vessels; purchasing lineshaft pump bowl assemblies rated for potable-water service; and contracting for professional cleaning and maintenance of primary digesters and secondary clarifiers. Issuing bodies include city water and wastewater treatment departments (LaGrange, Georgia; Tucson, Arizona; Orem and Charlotte, North Carolina) and state purchasing offices coordinating with resource agencies (Utah Division of Purchasing with Division of Wildlife Resources). The City of Holly Hill, Florida also procured through sole source for equipment replacement, and the Maryland Environmental Service issued a water main upgrade bid on behalf of the Department of Natural Resources, indicating state agency involvement alongside municipal procurement.

Geographic spread centers on the South, Southwest, and Mountain West, with recent activity in Georgia, Florida, Arizona, Utah, North Carolina, and Maryland. Representative opportunities include the City of LaGrange issuing an IFB on May 7, 2026, for approximately 895 dry-ton equivalents of treatment chemicals with sealed bids due June 8, 2026; the State of Utah Division of Purchasing issuing an IFB on May 4, 2026, for a solar-powered lake water circulator system for Matt Warner Reservoir with a $66,800 budget and delivery and installation by June 30, 2026; the City of Tucson conducting an annual requirements contract for lineshaft pump bowl assemblies in 8-inch to 14-inch sizes with up-to-24-unit annual purchase expectations; and the City of Charlotte, North Carolina, soliciting through ITB FY26-ITB-08 on March 12, 2026, for a 70-foot-diameter primary clarifier mechanism with forty-week delivery, a 13 percent MBE subgoal, and two-year manufacturer warranty. The Maryland Environmental Service's Janes Island State Park water main project on March 2, 2026, carried a 13 percent MBE goal and Maryland Small Business Preference eligibility with April 6, 2026, bid submission and liquidated damages at $1,839 per day for delay.