The highest AQ index in California (as of 4:00 PDT) is currently the Mojave area. Ozone (OZONE) is measuring at 77 (Moderate). This means air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.
Over the next few days, the highest Ozone (OZONE) will be in the C San Bernardino M area. It is forecasted to be Unhealthy, meaning some members of the general public may experience health effects; members of sensitive groups may experience more serious health effects.
| 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 1 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.