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Audit Levels
April 03, 2025
AQS Reference Table
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Assessment Type | Parameter Code | Parameter | Level | Lower Limit | Upper Limit | Units |
---|---|---|---|---|---|---|
Annual PE | 42101 | Carbon monoxide | 1 | 0.02 | 0.05999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 2 | 0.06 | 0.19999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 3 | 0.2 | 0.89999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 4 | 0.9 | 2.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 5 | 3.0 | 7.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 6 | 8.0 | 15.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 7 | 16.0 | 30.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 8 | 31.0 | 39.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 9 | 40.0 | 49.99999 | Parts per million |
Annual PE | 42101 | Carbon monoxide | 10 | 50.0 | 60.0 | Parts per million |
NPAP | 42101 | Carbon monoxide | 1 | 0.02 | 0.05999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 2 | 0.06 | 0.19999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 3 | 0.2 | 0.89999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 4 | 0.9 | 2.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 5 | 3.0 | 7.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 6 | 8.0 | 15.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 7 | 16.0 | 30.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 8 | 31.0 | 39.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 9 | 40.0 | 49.99999 | Parts per million |
NPAP | 42101 | Carbon monoxide | 10 | 50.0 | 60.0 | Parts per million |
Pb Analysis Audit | 14129 | Lead (TSP) LC | 1 | 4.0 | 40.0 | Micrograms |
Pb Analysis Audit | 14129 | Lead (TSP) LC | 2 | 41.0 | 125.0 | Micrograms |
Pb Analysis Audit | 85129 | Lead PM10 LC FRM/FEM | 1 | 1.0 | 4.0 | Micrograms |
Pb Analysis Audit | 85129 | Lead PM10 LC FRM/FEM | 2 | 5.0 | 11.0 | Micrograms |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 1 | 0.3 | 2.99 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 2 | 3.0 | 4.99 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 3 | 5.0 | 7.99 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 4 | 8.0 | 19.99 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 5 | 20.0 | 49.99999 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 6 | 50.0 | 99.99999 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 7 | 100.0 | 299.99999 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 8 | 300.0 | 499.99999 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 9 | 500.0 | 799.99999 | Parts per billion |
Annual PE | 42602 | Nitrogen dioxide (NO2) | 10 | 800.0 | 1000.0 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 1 | 0.3 | 2.99 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 2 | 3.0 | 4.99 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 3 | 5.0 | 7.99 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 4 | 8.0 | 19.99 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 5 | 20.0 | 49.99999 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 6 | 50.0 | 99.99999 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 7 | 100.0 | 299.99999 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 8 | 300.0 | 499.99999 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 9 | 500.0 | 799.99999 | Parts per billion |
NPAP | 42602 | Nitrogen dioxide (NO2) | 10 | 800.0 | 1000.0 | Parts per billion |
Annual PE | 44201 | Ozone | 1 | 0.004 | 0.00599 | Parts per million |
Annual PE | 44201 | Ozone | 2 | 0.006 | 0.01999 | Parts per million |
Annual PE | 44201 | Ozone | 3 | 0.02 | 0.03999 | Parts per million |
Annual PE | 44201 | Ozone | 4 | 0.04 | 0.06999 | Parts per million |
Annual PE | 44201 | Ozone | 5 | 0.07 | 0.08999 | Parts per million |
Annual PE | 44201 | Ozone | 6 | 0.09 | 0.11999 | Parts per million |
Annual PE | 44201 | Ozone | 7 | 0.12 | 0.13999 | Parts per million |
Annual PE | 44201 | Ozone | 8 | 0.14 | 0.16999 | Parts per million |
Annual PE | 44201 | Ozone | 9 | 0.17 | 0.18999 | Parts per million |
Annual PE | 44201 | Ozone | 10 | 0.19 | 0.5 | Parts per million |
NPAP | 44201 | Ozone | 1 | 0.004 | 0.00599 | Parts per million |
NPAP | 44201 | Ozone | 2 | 0.006 | 0.01999 | Parts per million |
NPAP | 44201 | Ozone | 3 | 0.02 | 0.03999 | Parts per million |
NPAP | 44201 | Ozone | 4 | 0.04 | 0.06999 | Parts per million |
NPAP | 44201 | Ozone | 5 | 0.07 | 0.08999 | Parts per million |
NPAP | 44201 | Ozone | 6 | 0.09 | 0.11999 | Parts per million |
NPAP | 44201 | Ozone | 7 | 0.12 | 0.13999 | Parts per million |
NPAP | 44201 | Ozone | 8 | 0.14 | 0.16999 | Parts per million |
NPAP | 44201 | Ozone | 9 | 0.17 | 0.18999 | Parts per million |
NPAP | 44201 | Ozone | 10 | 0.19 | 0.5 | Parts per million |
Annual PE | 42401 | Sulfur dioxide | 1 | 0.3 | 2.99 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 2 | 3.0 | 4.99 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 3 | 5.0 | 7.99 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 4 | 8.0 | 19.99 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 5 | 20.0 | 49.99999 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 6 | 50.0 | 99.99999 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 7 | 100.0 | 149.99999 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 8 | 150.0 | 259.99999 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 9 | 260.0 | 799.99999 | Parts per billion |
Annual PE | 42401 | Sulfur dioxide | 10 | 800.0 | 1000.0 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 1 | 0.3 | 2.99 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 2 | 3.0 | 4.99 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 3 | 5.0 | 7.99 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 4 | 8.0 | 19.99 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 5 | 20.0 | 49.99999 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 6 | 50.0 | 99.99999 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 7 | 100.0 | 149.99999 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 8 | 150.0 | 259.99999 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 9 | 260.0 | 799.99999 | Parts per billion |
NPAP | 42401 | Sulfur dioxide | 10 | 800.0 | 1000.0 | Parts per billion |