NIGP 22015: Flow Controllers, Indicators, Calibrators, and Recorders (for Air and Gases)

NIGP 22015 Flow Controllers, Indicators, Calibrators, and Recorders (for Air and Gases), an Item code, covers specialized instrumentation and metering devices that state and local governments deploy across water, wastewater, environmental compliance, and utility infrastructure operations. Purchasing bodies acquire flow measurement systems, calibration equipment, pressure and flow transmitters, sensors, controllers, alarms, and replacement parts—typically integrated with SCADA systems for real-time process monitoring and regulatory reporting. The issuing-body mix spans water districts and municipal utilities (Eastern Municipal Water District, North Texas Municipal Water District, City of Tampa Water Production, Town of Prescott Valley), county government environmental agencies (Orange County Public Works, Collier County Water and Wastewater, Dane County Waste + Renewable), city public works departments (City of Phoenix Water Services, City of Nashua Division of Public Works), and state environmental agencies (California Department of Toxic Substances Control, Texas Commission on Environmental Quality). Recent solicitations show purchasing bodies acquiring flow monitors for wastewater collection systems; EPA-traceable calibration and audit gases for emissions monitoring; ultrasonic and clamp-on flow meters for treatment and distribution facilities; atmospheric hazard-gas detection systems; and specialty gas refill services. Contracts typically run three to five years with annual renewal options, and many carry federal compliance requirements (Build America Buy America, Davis-Bacon Act, American Iron and Steel) or set-asides (DBE, SBE, DVBE local preferences).

Geographic activity concentrates in the Southwest and California, with recent opportunities posted from Arizona (Prescott Valley), California (Orange County, DTSC Pasadena, Eastern Municipal Water District service area in Riverside County), Texas (TCEQ, Dane County Wisconsin, North Carolina, and New Hampshire. Representative recent solicitations include the Town of Prescott Valley's November 17, 2026 IFB for a 250-gallon-per-minute lead-lag PFAS treatment pressure vessel system with two ASME-stamped vessels, isolation and relief valves, and field superintendent support; Orange County Public Works' August 10, 2026 IFB for EPA Protocol calibration and audit gases in 144-cubic-foot cylinders supporting a cogeneration facility's continuous emissions monitoring system, featuring a five-year usage agreement with firm-fixed pricing and cooperative purchasing extension rights; the City of Nashua's October 8, 2026 IFB for five portable flow monitors with web-based data management and 24 months of technical support for sewer and drain collection systems; the Texas Commission on Environmental Quality's July 7, 2026 RFB for Mesa Labs gas flow calibrators with NIST traceability serving the state's air-monitoring laboratory; and the City of Phoenix Water Services' September 4, 2026 IFB for atmospheric monitoring instruments to detect hydrogen sulfide, methane, oxygen depletion, and other hazardous gases at lift stations and confined spaces, with five-year contract term and local replacement-parts stocking requirements.