AQI | O3 (ppbv) | PM2.5 (μg/m3) | PM10 (μg/m3) | CO (ppbv) | NO2 (ppbv) | |
---|---|---|---|---|---|---|
Good | 0 | 0 | 0 | 0 | 0 | 0 |
Moderate | 50 | 54 | 12 | 54 | 4400 | 53 |
Unhealthy for Sensitive Groups | 100 | 100 | 35.4 | 154 | 9400 | 100 |
Unhealthy | 150 | 164 | 55.4 | 254 | 12400 | 360 |
Very Unhealthy | 200 | 204 | 150.4 | 354 | 15400 | 649 |
Hazardous | 300 | 404 | 250.4 | 424 | 30400 | 149 |
400 | 504 | 350.4 | 504 | 40400 | 1649 | |
500 | 604 | 500.4 | 604 | 50400 | 2049 |
30 minute AQI for each pollutant is calculated using 30 minute average pollutant data, and the mapping table (above) with linear interpolation between points. Overall AQI is defined as the maximum of the individual pollutant AQI.