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  2. Air Quality System (AQS)

AQS Pollutant Summaries

PARAMETER_CODE PARAMETER_DESC DURATION_CODE STANDARD_DESCRIPTION
12128 Lead (TSP) STP 7 Lead Quarterly 1978
12128 Lead (TSP) STP 8 Lead Quarterly 1978
12128 Lead (TSP) STP C Lead Quarterly 1978
14129 Lead (TSP) LC 7 Lead 3-Month 2009
85129 Lead PM10 LC FRM/FEM 7 Lead 3-Month PM10 Surrogate 2009
42101 Carbon monoxide 1 CO 1-hour 1971
42101 Carbon monoxide Z CO 8-hour 1971
42401 Sulfur dioxide 1 SO2 1-hour 2010
42401 Sulfur dioxide 1 SO2 Annual 1971
42401 Sulfur dioxide 7 SO2 Annual 1971
42401 Sulfur dioxide 7 SO2 24-hour 1971
42401 Sulfur dioxide X SO2 24-hour 1971
42401 Sulfur dioxide Y SO2 3-hour 1971
42602 Nitrogen dioxide (NO2) 1 NO2 Annual 1971
42602 Nitrogen dioxide (NO2) 1 NO2 1-hour
42602 Nitrogen dioxide (NO2) 7 NO2 Annual 1971
44201 Ozone 1 Ozone 1-hour Daily 2005
44201 Ozone W Ozone 8-Hour 1997
44201 Ozone W Ozone 8-Hour 2008
81102 PM10 Total 0-10um STP 7 PM10 24-hour 2006
81102 PM10 Total 0-10um STP X PM10 24-hour 2006
88101 PM2.5 - Local Conditions 7 PM25 24-hour 2006
88101 PM2.5 - Local Conditions X PM25 24-hour 2006
88101 PM2.5 - Local Conditions 7 PM25 Annual 2006
88101 PM2.5 - Local Conditions X PM25 Annual 2006

Air Quality System (AQS)

  • AQS User Support
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      • AQS at a Glance
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    • Pre-Generated Data
AQS Contact Us
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 14, 2025
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