The highest AQ index in California (as of 15:00 PDT) is currently the Bakersfield area. Ozone (OZONE) is measuring at 129 (Unhealthy for Sensitive Groups). This means members of sensitive groups may experience health effects. The general public is less likely to be affected.
Over the next few days, the highest Ozone (OZONE) will be in the C San Bernardino M area. It is forecasted to be Unhealthy for Sensitive Groups, meaning members of sensitive groups may experience health effects. The general public is less likely to be affected.
| Range | 0 - 50 | 51 - 100 | 101 - 150 | 151 - 200 | 201 - 300 | 301 - 500 |
| Color | ||||||
| Category | Good | Moderate | Unhealthy for Sensitive Groups | Unhealthy | Very Unhealthy | Hazardous |
Last Updated 14 minutes ago
Below is a list of counties in California. Click on any county below and you'll get a list of cities where we provide AQ index forecasts.