NIGP 49304: Air Quality Monitoring Equipment and Accessories (Including Ozone Type)
Item
Code facts
NIGP codes come from the NIGP Code (NIGP: The Institute for Public Procurement, maintained by Periscope Holdings), and state and local contract opportunities from the governments' procurement sites.
State & local contract opportunities
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Latest 50 of 183 listed here. See the rest on GovTribe.
Opportunities by state
| Rank | State | Open now | Posted, last 90 days |
|---|---|---|---|
| 1 | Oregon | 1 | 1 |
| 2 | Georgia | 0 | 1 |
| 3 | Pennsylvania | 0 | 1 |
| 4 | Texas | 0 | 1 |
UNSPSC codes for 49304
About NIGP 49304
NIGP 49304 Air Quality Monitoring Equipment And Accessories (Including Ozone Type), Item tier, encompasses the procurement by state environmental agencies, school districts, and municipalities of specialized instruments for measuring ambient air pollutants, particulate matter, and atmospheric conditions. State and local governments are actively soliciting this equipment to support regulatory compliance, facility monitoring, and public health protection. Recent opportunities range from large-scale ambient air monitoring systems to laboratory calibration instruments, specialized gas analyzers, and indoor air quality assessment services integrated with monitoring infrastructure.
State environmental quality departments dominate recent activity under this code, with the Texas Commission on Environmental Quality, Oregon Department of Environmental Quality, and Michigan Department of Environment posting multiple solicitations for calibrators, analyzers, canister samplers, and nephelometers. School districts and county governments are also active buyers, with Pinellas County Schools procuring indoor air quality investigation and laboratory services, and Prince George's County Public Schools requesting industrial hygiene testing and HVAC assessment. Municipal water and wastewater operators are purchasing atmospheric monitoring instruments for hazardous-gas detection at treatment facilities. The Oregon Department of Administrative Services is procuring up to 50 Federal Equivalent Method–certified nephelometers for ambient air measurement (bids due November 17, 2026, RFQ SDASOBO00018179); the Pinellas County School District is soliciting indoor air quality services including asbestos and mold testing with laboratory analysis capacity (bids due November 6, 2026, ITB 26CD039); and the City of Phoenix Water Services is requesting sealed offers for atmospheric monitoring instruments for fixed installations at lift stations and chemical storage areas (offers due September 4, 2026, IFB 270435). Activity is concentrated in Texas, Florida, Oregon, Michigan, and Pennsylvania, with Texas showing sustained demand for calibration systems, analyzers, and air monitoring equipment from TCEQ's Monitoring Division and Air Quality Division.
Quick answers
What is NIGP 49304?
NIGP 49304 is Air Quality Monitoring Equipment and Accessories (Including Ozone Type), an item in NIGP 15, Laboratory Equipment, Supplies, and Services.
Which states post the most state and local bids under NIGP 49304?
The states with the most state and local contract opportunities under NIGP 49304 posted in the last 90 days are Oregon (1), Georgia (1) and Pennsylvania (1).
Which UNSPSC codes match NIGP 49304?
NIGP 49304 maps to 3 UNSPSC codes, 23152103 Air classification equipment or parts or screens, 41103417 Indoor air quality monitor and 41113111 Ozone analyzers.
What is the latest state & local contract opportunity under NIGP 49304?
The latest state & local contract opportunity under NIGP 49304 is DEQ AQ LEAD Nephelometers from Oregon, posted October 12, 2026.
On GovTribe
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